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", 0x1000, 0x8008c8a, 0x0, 0x0)
r2 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r2, 0x0, 0x0)

[  303.278838] delete_channel: no stack
20:34:47 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETX(0xffffffffffffffff, 0x5433, &(0x7f0000000000)={0x9, 0x3, [0x7, 0x0, 0x37, 0x0, 0x3], 0x3})
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
socket$inet6_udp(0xa, 0x2, 0x0)
r1 = getpid()
tkill(r1, 0x9)
r2 = accept4$vsock_stream(0xffffffffffffffff, &(0x7f0000000140)={0x28, 0x0, 0x2711, @host}, 0x10, 0x0)
r3 = getpid()
tkill(r3, 0x9)
ioctl$sock_FIOSETOWN(r2, 0x8901, &(0x7f0000000180)=r3)

20:34:47 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(0xffffffffffffffff, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:47 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
fadvise64(r0, 0x9, 0x3ff, 0x9a0e6a7f8cf55c2f)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x3)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:34:47 executing program 1:
r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1)
r2 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r2, r0, 0x0, 0x0, 0x0}, 0x30)
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x10000, 0x0, 0x2000000}, r2, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
prctl$PR_CAP_AMBIENT(0x2f, 0x7, 0x7)
r3 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa001064, 0x0}}], 0x48a, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
write$cgroup_subtree(r6, &(0x7f0000000000)={[{0x2b, 'rdma'}, {0x2b, 'rdma'}, {0x2b, 'pids'}]}, 0x12)

20:34:48 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x3000)=nil, 0x3000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ocfs2_control\x00', 0x40000, 0x0)
r4 = syz_open_procfs(0x0, 0x0)
socketpair(0x0, 0x1, 0x0, &(0x7f0000000140)={<r5=>0x0, 0x0})
r6 = syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00')
ioctl$sock_SIOCADDRT(r4, 0x890b, &(0x7f0000000140)={0x0, @hci={0x1f, 0x0, 0x2}, @xdp={0x2c, 0x4, <r7=>0x0, 0xf}, @vsock={0x28, 0x0, 0x84aada12cc425b44, @reserved}, 0x2, 0x0, 0x0, 0x0, 0x6, &(0x7f00000000c0)='veth1\x00', 0x2, 0x4, 0x3})
sendmsg$TEAM_CMD_NOOP(r5, &(0x7f0000000300)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10020048}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0xd0, r6, 0x0, 0x70bd2b, 0x25dfdbfe, {}, [{{0x8, 0x1, r7}, {0xb4, 0x2, [{0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x8}, {0x8, 0x4, 0xfffffffb}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x8}, {0x8, 0x4, 0x1}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x8}, {0x8, 0x4, 0x7}}, {0x8}}}]}}]}, 0xd0}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
r8 = socket(0x22, 0x2, 0x4)
r9 = socket(0x22, 0x2, 0x23)
dup2(r8, r9)
getsockopt$inet_IP_XFRM_POLICY(r9, 0x0, 0x11, &(0x7f0000000240)={{{@in6=@remote, @in=@empty}}, {{@in=@loopback}, 0x0, @in6=@mcast2}}, &(0x7f0000000340)=0xe8)
r10 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r10, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r11 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r11, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r11, &(0x7f0000000100)={0x11, 0x0, <r12=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r10, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r12}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
r13 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r13, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r14 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r14, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r14, &(0x7f0000000100)={0x11, 0x0, <r15=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r13, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r15}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
socket$nl_route(0x10, 0x3, 0x0)

20:34:48 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f00000021c0)='/proc/capi/capi20ncci\x00', 0x400000, 0x0)
ioctl$SIOCGETLINKNAME(r1, 0x89e0, &(0x7f0000002200)={0x3})
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
fsetxattr$trusted_overlay_origin(r2, &(0x7f0000000100)='trusted.overlay.origin\x00', &(0x7f0000000200)='y\x00', 0x2, 0x3)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
utimensat(r6, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)={{0x0, 0x7530}, {0x77359400}}, 0x0)
ioctl$DRM_IOCTL_AUTH_MAGIC(r6, 0x40046411, &(0x7f0000000000)=0x60)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x20000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r7 = dup2(r2, r3)
setsockopt$inet6_tcp_TLS_TX(r7, 0x6, 0x1, &(0x7f00000000c0)=@gcm_256={{0x303}, "57286543b381b4f2", "3967545bb41b9c49fb7cb24ecb128b3f3deca87545cfd8886dee37ce77f30773", "3c90bd26", "381e74fc87b76ecb"}, 0x38)

20:34:48 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(0xffffffffffffffff, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  303.546285] delete_channel: no stack
[  303.552778] delete_channel: no stack
20:34:48 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
fcntl$F_SET_RW_HINT(r0, 0x40c, &(0x7f0000000000)=0x3)

20:34:48 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
r4 = syz_open_dev$media(&(0x7f0000000040)='/dev/media#\x00', 0x7, 0x408340)
recvmsg$kcm(r4, &(0x7f0000000400)={&(0x7f0000000080)=@hci, 0x80, &(0x7f0000000380)=[{&(0x7f0000000100)=""/172, 0xac}, {&(0x7f00000001c0)=""/255, 0xff}, {&(0x7f00000002c0)=""/167, 0xa7}], 0x3, &(0x7f00000003c0)=""/46, 0x2e}, 0x20016020)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  303.685669] delete_channel: no stack
20:34:48 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  303.729360] delete_channel: no stack
20:34:48 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(0xffffffffffffffff, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:48 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETAW(r1, 0x5407, &(0x7f0000000100)={0x80, 0x2, 0x7b8d, 0x3, 0x2, 0x0, 0x1, 0x2, 0x1235, 0x5})
getpeername(r0, 0x0, 0x0)
getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(0xffffffffffffffff, 0x84, 0x6d, &(0x7f0000000000)={0x0, 0x7c, "a4f9abd13feef670ccb79928de4a4c6248c731261e02d3371dc7a5fdf02737e3a9c94079810ef4fc6000ba8ec929b5e65217ea77c8eb122842a3d226fd0b5d5f9588302a5064505c17d5fb22f0ef279883d743c3eed37efda7c733e75dbb04ff676770b42958b0e8f2534ba00c64cdf293a4d7c0d674b1e4bc23fc84"}, &(0x7f00000000c0)=0x84)

[  303.810173] delete_channel: no stack
[  303.815202] delete_channel: no stack
[  303.846580] delete_channel: no stack
[  303.911120] delete_channel: no stack
20:34:48 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
getsockopt$inet_sctp_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x14, &(0x7f0000000040)=@assoc_value={<r5=>0x0}, &(0x7f0000000080)=0x8)
setsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, &(0x7f00000000c0)={0x3ff, 0x0, 0x8, 0x7ff, 0x6, 0x800, 0x9, 0x0, r5}, 0x20)
r6 = socket(0x5, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r6, 0x84, 0xe, 0x0, 0x0)

20:34:48 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
r4 = perf_event_open(&(0x7f0000000080)={0x3, 0x70, 0x9, 0x3, 0x0, 0x81, 0x0, 0x8, 0x0, 0x6, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x80, 0x2, @perf_bp={&(0x7f0000000040), 0x2}, 0x1, 0x1f, 0x5, 0x5, 0x8001, 0x5, 0x4}, 0x0, 0xb, 0xffffffffffffffff, 0x8)
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
r8 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r8, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
r9 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r10 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r9, 0x40042408, r10)
r11 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r11, r9, 0x0, 0x0, 0x0}, 0x30)
perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0xb6, 0x2, 0x8, 0x8, 0x0, 0x6, 0x8000, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x9, 0x91f9086b2dcf7a2d, @perf_bp={&(0x7f0000000100), 0x9}, 0x200, 0x6, 0x1, 0x1, 0x0, 0x6, 0x2}, r11, 0x4, 0xffffffffffffffff, 0x1)
bind$inet6(r8, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r8, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r8, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r8, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
r12 = socket$inet6_udp(0xa, 0x2, 0x0)
ioctl$sock_FIOGETOWN(r12, 0x8903, &(0x7f0000000340))
recvfrom$inet6(r8, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r13 = dup2(r3, r8)
r14 = socket(0x22, 0x2, 0x4)
r15 = socket(0x22, 0x2, 0x23)
dup2(r14, r15)
recvmsg$can_raw(r14, &(0x7f00000006c0)={&(0x7f00000003c0)=@pppol2tpin6={0x18, 0x1, {0x0, <r16=>0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @ipv4={[], [], @dev}}}}, 0x80, &(0x7f0000000640)=[{&(0x7f0000000440)=""/19, 0x13}, {&(0x7f0000000b40)=""/4096, 0x1000}, {&(0x7f0000000480)=""/29, 0x1d}, {&(0x7f0000000580)=""/145, 0x91}, {&(0x7f0000000740)=""/201, 0xc9}], 0x5, &(0x7f0000000840)=""/175, 0xaf}, 0x10000)
sendmsg$kcm(r16, &(0x7f0000000a80)={&(0x7f0000000900)=@isdn={0x22, 0x0, 0x5, 0x8d, 0x3f}, 0x80, &(0x7f0000000a40)=[{&(0x7f0000001b40)="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", 0x1000}, {&(0x7f0000000980)="b41cf324c8b1067c2aff234bf3cac2f51328badf785f9b58d8654d3553ac62d99940837ad1303f42c8218c8817dbc2715337ab743774ea119d43ddbd0122842bfbcf06d20f7ffb6c82a8e64d31366b390cab73f853b2b7916a2519611f65417fab8c7e6349b61aa87cc3eb5ebaa43146933f640471dbaaae04983bfb8ed3a2985c3b", 0x82}], 0x2, &(0x7f0000002b40)=[{0x100, 0x0, 0xa2, "1dd547591fe57c7edb0c3384d287dcaa49d6aedc7402f21bf24d0a3c70307c0ba71411b5dd497a4db8bd9f6f9b054a57e1d8276af92bb24ad8efbd3cf9d18b809930ece2e81dd09dd1d81be32ad333b1c69b56ce0116636f6d6cee2c61e5dbb5f6babb863feb31e4c56df1be804c353edf20c645df1b7b8c605f8e96a606e6588cd4f91913f2d2fc0e613430de5ac062ae720b70d6547543e1172346383e1961a3f7f6449bddbeb933a17870c790ecb805e6367c0fc6f5ce637d235b7637caa82b2194869b2da958040b33ff090d6a422465c512685c7d54897aa02616292dc23c94a05de524c6f2318f"}, {0x68, 0x29, 0x7cc00c6f, "3408df2d83c65a216651f29dcc1c8e9c6bee94ba48e44a958a54f2290ac1bfe33cfff86fb30bbb428c654c56d10aab87a04ac9d80a4a7e11be4b021f4154a4121be431d1e2804b12038df50fa093d14a137f66238abe"}, {0x68, 0x6, 0x3ff, "ede2fb513f22a91bfc96345669f5bbcee34869023e7533b85cd168ecb26cf5b06b9518fb2e0f66bc339981a92e27e32bdfa1c5cbea88eec3e912b86a1f1dbf7361ac82414468a10250eccc57e0979a6900"}, {0x1010, 0x10e, 0x200, "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"}, {0x60, 0x0, 0xfff, "2deed16cdca6dfbb2c6a3f80051a01a870c11c7d24d91baf53028b54894c297af621cd587efae6a1721104ccce66f30ee12a6342ecd34c8274e13b652dbd198739ea6f0640c7bbcd4b71967f135e885a"}], 0x1240}, 0x10000000)
ioctl$PERF_EVENT_IOC_DISABLE(r4, 0x2401, 0x1)
ioctl$PERF_EVENT_IOC_ENABLE(r13, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:34:48 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCCBRK(r0, 0x5428)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$SNDRV_TIMER_IOCTL_PAUSE(r3, 0x54a3)

20:34:48 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, 0x0, 0x0, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:48 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r1 = creat(0x0, 0x0)
r2 = dup3(r0, r0, 0x40000)
write$P9_RUNLINKAT(r2, &(0x7f0000000200)={0x7, 0x4d, 0x1}, 0x7)
r3 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x8000)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
removexattr(&(0x7f0000000040)='./file0\x00', &(0x7f00000001c0)=ANY=[@ANYBLOB="6f73782e2e2fc49b812db3d73d43ea"])
dup2(r4, r5)
r6 = openat$btrfs_control(0xffffffffffffff9c, 0xfffffffffffffffe, 0x10000, 0x0)
ioctl$TUNSETSNDBUF(r6, 0x400454d4, &(0x7f0000000240)=0x8001)
setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r4, 0x84, 0x1f, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e21, 0x3, @rand_addr="a68fdc07bf06622332c5f7233fa5f76c", 0x6}}, 0x7637, 0x800}, 0x90)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
ioctl$TUNSETVNETBE(r1, 0x400454de, &(0x7f0000000000))

[  304.091626] delete_channel: no stack
20:34:48 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00'}, 0x10)

[  304.225591] delete_channel: no stack
[  304.231144] delete_channel: no stack
[  304.305036] delete_channel: no stack
20:34:48 executing program 2:
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$SOUND_MIXER_READ_CAPS(r2, 0x80044dfc, &(0x7f0000000000))
r3 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r3, 0x0, 0x0)

[  304.459764] delete_channel: no stack
20:34:49 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r2, 0xc08c5336, &(0x7f00000000c0)={0x7, 0x4, 0x5, 'queue1\x00'})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r3=>0xffffffffffffffff})
r4 = socket(0xdaff78870e634b40, 0xa, 0x3)
r5 = dup3(r3, r4, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
r6 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r6, 0x84, 0xe, 0x0, 0x0)
r7 = semget(0x1, 0x6, 0x0)
semtimedop(r7, &(0x7f0000000040)=[{0x0, 0x80, 0x1000}, {0x0, 0x7}], 0x2, 0x0)
r8 = timerfd_create(0x7, 0x80800)
ioctl$EXT4_IOC_MIGRATE(r8, 0x6609)
semctl$GETNCNT(r7, 0x0, 0xe, &(0x7f0000000040)=""/77)

20:34:49 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
pread64(r0, &(0x7f0000000940)=""/4096, 0x1000, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
ioctl$TUNSETLINK(r0, 0x400454cd, 0x30f)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
r4 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r5 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r4, 0x40042408, r5)
r6 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r6, r4, 0x0, 0x0, 0x0}, 0x30)
syz_open_procfs(r6, &(0x7f0000000080)='uid_map\x00')
dup2(r2, r3)
setsockopt$SO_RDS_MSG_RXPATH_LATENCY(r2, 0x114, 0xa, &(0x7f0000000000)={0x1, 'Y'}, 0x2)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000200)=[{{&(0x7f0000000100)=@pppoe={0x18, 0x0, {0x0, @dev}}, 0x80, &(0x7f0000000040)=[{&(0x7f0000000180)=""/90, 0x5a}], 0x1}, 0x1}], 0x1, 0x10000, 0x0)
socket$bt_rfcomm(0x1f, 0x2, 0x3)

20:34:49 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, 0x0, 0x0, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:49 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
r3 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000100)='TIPCv2\x00')
sendmsg$TIPC_NL_NAME_TABLE_GET(r1, &(0x7f00000003c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1089020}, 0xc, &(0x7f0000000380)={&(0x7f0000000140)={0x228, r3, 0x402, 0x70bd27, 0x25dfdbfc, {}, [@TIPC_NLA_SOCK={0x8, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}]}, @TIPC_NLA_SOCK={0x1c, 0x2, [@TIPC_NLA_SOCK_REF={0x8, 0x2, 0x81}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x9}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x1000}]}, @TIPC_NLA_NODE={0x2c, 0x6, [@TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x7ff}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x9}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x6}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_UP={0x4}]}, @TIPC_NLA_SOCK={0x20, 0x2, [@TIPC_NLA_SOCK_REF={0x8}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x401}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x2}]}, @TIPC_NLA_BEARER={0x10c, 0x1, [@TIPC_NLA_BEARER_UDP_OPTS={0x2c, 0x4, {{0x14, 0x1, @in={0x2, 0x4e24, @local}}, {0x14, 0x2, @in={0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x10}}}}}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz1\x00'}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x4}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz0\x00'}, @TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x20, 0x1, @in6={0xa, 0x4e24, 0xfffffffc, @mcast2, 0x90}}, {0x14, 0x2, @in={0x2, 0x4e23, @loopback}}}}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x1ff}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @l2={'ib', 0x3a, 'bridge0\x00'}}, @TIPC_NLA_BEARER_PROP={0xc, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x9}]}, @TIPC_NLA_BEARER_NAME={0x14, 0x1, @l2={'ib', 0x3a, 'syzkaller0\x00'}}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x4e21, 0xffffffff, @mcast2, 0x9}}, {0x20, 0x2, @in6={0xa, 0x4e24, 0x3, @empty, 0x6}}}}]}, @TIPC_NLA_NODE={0x20, 0x6, [@TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x1}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x842}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x3}]}, @TIPC_NLA_BEARER={0x78, 0x1, [@TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x14, 0x1, @in={0x2, 0x4e20, @local}}, {0x20, 0x2, @in6={0xa, 0x4e24, 0x5, @ipv4={[], [], @empty}, 0x8}}}}, @TIPC_NLA_BEARER_PROP={0x1c, 0x2, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x12}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x33b9}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x400}]}, @TIPC_NLA_BEARER_NAME={0x18, 0x1, @l2={'eth', 0x3a, 'veth1_to_hsr\x00'}}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x3}]}]}, 0x228}, 0x1, 0x0, 0x0, 0x4000}, 0x8005)
setxattr$trusted_overlay_redirect(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='trusted.overlay.redirect\x00', &(0x7f0000000080)='./file0\x00', 0x8, 0x3)

20:34:49 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
r1 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bsg\x00', 0x1, 0x0)
ioctl$VIDIOC_G_FREQUENCY(r1, 0xc02c5638, &(0x7f0000000100)={0x0, 0x2, 0xfff})
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

[  304.656829] delete_channel: no stack
[  304.712272] delete_channel: no stack
[  304.785945] delete_channel: no stack
[  304.798729] delete_channel: no stack
20:34:49 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f00000000c0)=[@sack_perm, @window={0x3, 0x1000, 0x5}, @window={0x3, 0x13, 0x7}, @timestamp, @mss={0x2, 0x3}, @sack_perm, @window={0x3, 0x7, 0x3}], 0x7)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r3=>0xffffffffffffffff})
r4 = socket(0xa, 0x1, 0x0)
r5 = dup3(r3, r4, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r6, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r6, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r6, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r6, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r6, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r6, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$LOOP_CHANGE_FD(r5, 0x4c06, r6)
r7 = socket(0x8, 0x3, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r7, 0x84, 0xe, 0x0, 0x0)

[  304.864022] delete_channel: no stack
[  304.917766] delete_channel: no stack
[  304.976206] delete_channel: no stack
[  305.231318] delete_channel: no stack
20:34:49 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x20, 0x200000)
getsockopt$EBT_SO_GET_INIT_ENTRIES(r1, 0x0, 0x83, &(0x7f0000000200)={'broute\x00', 0x0, 0x4, 0xe9, [], 0x9, &(0x7f0000000040)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], &(0x7f0000000100)=""/233}, &(0x7f0000000280)=0x78)
shutdown(r0, 0x1)

20:34:49 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, 0x0, 0x0, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:49 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000002c0)=[{&(0x7f0000000100)="aabdccf06071568a9529a3530752724b220c3dea76991e5c108f302c20e5893547bb9f0f00b93b288b8a0a022b07ccfe0bef977a448cd5a891fca5f2b467c488f91c09f81c8d7c26bc416d778bee"}, {&(0x7f0000000040)="2cec9c10f1041fd457664ec86ad324c8e014bf7697d84785b73e78dc899dce1bebc6ad8350c94d4d46f6ca7bd38c47ad"}, {&(0x7f0000000180)="1f1f4840a6aea0a2fac6231e1688cca961310256cad52221b5316d"}, {&(0x7f00000001c0)="39fe434c685979eb8a5ea07ca2e539869f24de36459b84a248"}, {&(0x7f0000000200)="a75446318dc040f3d9c3ce493936b4698834c8602765282b72217885571a02db0f811797b6b9ae20be056306f4d0bb409be6a5ce0df78dd234d3abae6edb32610ed63dad0f0687af7cbe59e5550887465c5b2d1b770bee3be62b3eb8a7c0c96cc57dbeabcd8b431010c2f57d3529b9e3a77acf28b5e521fc5097172b6366e52e61"}], 0x100000a2, 0x0, 0xfffffffffffffee3}, 0x80000)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:34:49 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
r3 = syz_open_dev$vcsn(&(0x7f0000000280)='/dev/vcs#\x00', 0x1, 0x0)
dup3(r3, 0xffffffffffffffff, 0x40000)
r4 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/checkreqprot\x00', 0x14800, 0x0)
r5 = syz_genetlink_get_family_id$net_dm(&(0x7f00000000c0)='NET_DM\x00')
sendmsg$NET_DM_CMD_START(r4, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x41640430}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x2, 0x70bd2b, 0x25dfdbfc, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0xc4}, 0x20000809)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
ioctl$EVIOCSKEYCODE(r8, 0x40084504, &(0x7f00000002c0)=[0x2])
munmap(&(0x7f0000001000/0x4000)=nil, 0x4000)
r9 = socket(0x22, 0x2, 0x4)
dup2(r9, 0xffffffffffffffff)
syz_open_dev$vcsa(&(0x7f00000001c0)='/dev/vcsa#\x00', 0x1f, 0x40)
openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000200)='/dev/btrfs-control\x00', 0x200, 0x0)
r10 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000240)='/dev/dlm-control\x00', 0x80000, 0x0)
getsockopt$inet_sctp_SCTP_STATUS(r10, 0x84, 0xe, 0x0, 0x0)

20:34:49 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)

20:34:49 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
r5 = accept4$inet(r4, 0x0, &(0x7f0000000040), 0x1000)
setsockopt$IP_VS_SO_SET_ADD(r5, 0x0, 0x482, &(0x7f0000000080)={0x3b, @broadcast, 0x4e21, 0x1, 'dh\x00', 0x20, 0x80000001, 0x80}, 0x2c)
r6 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
ioctl$FS_IOC_GET_ENCRYPTION_POLICY(0xffffffffffffffff, 0x400c6615, &(0x7f00000000c0))
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  305.416237] delete_channel: no stack
[  305.509997] delete_channel: no stack
20:34:50 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
setsockopt$inet_sctp6_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000000)=0x2, 0x4)

[  305.542758] delete_channel: no stack
[  305.543018] delete_channel: no stack
20:34:50 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440), 0x0, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  305.585458] delete_channel: no stack
[  305.634617] delete_channel: no stack
20:34:50 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000))
socket(0xa, 0x1, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x20000000, &(0x7f0000000380)={0xa, 0x4e22, 0xfff, @loopback}, 0xfffffffffffffeaf)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r3 = dup3(r0, r2, 0x80000)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r4, 0x84, 0xe, 0x0, 0x0)

20:34:50 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
tee(r0, r0, 0x8, 0x9)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

[  305.730336] delete_channel: no stack
20:34:50 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0xfffffdfffffffffe)
r4 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r4, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r6=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r6}, 0x10)
getsockopt$inet_sctp6_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f0000000040)={r6, 0x4, 0x3, 0x6}, &(0x7f0000000080)=0x10)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:34:50 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
setsockopt$bt_BT_RCVMTU(r1, 0x112, 0xd, &(0x7f0000000080)=0x8, 0x2)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
ioctl$VT_SETMODE(r2, 0x5602, &(0x7f0000000040)={0x5, 0x3e, 0x2, 0x3f, 0x9})

20:34:50 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000000))
getpeername(r0, 0x0, 0x0)

[  305.927421] delete_channel: no stack
[  305.997194] delete_channel: no stack
20:34:50 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440), 0x0, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:50 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_stats\x00', 0x0, 0x0)
ioctl$SNDCTL_DSP_SYNC(r1, 0x5001, 0x0)
getpeername(r0, 0x0, 0x0)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f0000000040)={0x0, 0x7fff}, &(0x7f0000000080)=0x8)

[  306.114670] delete_channel: no stack
[  306.121653] delete_channel: no stack
[  306.238286] delete_channel: no stack
[  306.342435] delete_channel: no stack
20:34:50 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
ioctl$SIOCAX25DELFWD(r4, 0x89eb, &(0x7f0000000040)={@bcast, @bcast})

20:34:50 executing program 4:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$BLKRAGET(r2, 0x1263, &(0x7f0000000240))
r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
getxattr(&(0x7f0000000000)='./file0\x00', &(0x7f0000000100)=@random={'osx.', '-\x00'}, &(0x7f0000000140)=""/211, 0xd3)
ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r3, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

20:34:50 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$KVM_GET_MP_STATE(0xffffffffffffffff, 0x8004ae98, &(0x7f0000000040))
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:34:51 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x208080, 0x0)
ioctl$INOTIFY_IOC_SETNEXTWD(r1, 0x40044900, 0x9)

[  306.534845] delete_channel: no stack
[  306.568985] delete_channel: no stack
[  306.600649] delete_channel: no stack
[  306.605390] delete_channel: no stack
[  306.640718] delete_channel: no stack
[  306.690121] delete_channel: no stack
20:34:51 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x101, 0x0, 0x0, 0x0, "aa0312cc2bad322371ea9906310000001000"})

20:34:51 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
ioctl$SIOCGSTAMP(r0, 0x8906, &(0x7f0000000000))

20:34:51 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x3)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:34:51 executing program 1:
perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfffffffffffffffe, 0x8000000000000}, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
sendmmsg(r0, &(0x7f0000000780)=[{{&(0x7f0000000000)=@pppol2tpv3in6={0x18, 0x1, {0x0, r0, 0x3, 0x2, 0x2, 0x3, {0xa, 0x4e22, 0x0, @mcast2, 0x6}}}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000100)="2c5e5e40143b3a9ac0b5bb6880a8d3eaad8b9ecf449b60041bb890dd7b0f91ce", 0x20}, {&(0x7f0000000140)="cfeea1452ef6486ead33588dd5f5be6a58dfe8f3ee5a5ca99babf9bcf03ec9191d3a9b688dcd40d073d98c71cf5f4c0d5ba71ebaf6252538e35217f5c16fb69921d840c48afd797003ecade02c12e87ebf2ff49bde1fb6c220cab116ce4d868479bdb205fba87e3a289d62710b893d8c53f6016d972e753288a3f4b7e1570e7ae3a38d7364ce90c15a3d009f8083ebb8c13fa4c6be6a420a", 0x98}], 0x2, &(0x7f0000000940)=[{0x108, 0x108, 0xffffffff, "4504da5bbf24871e501460e52202524a284b0df2e6da75d52665405fd3103914fc8bf94ebb17be2150eb988faf7d8186a977f9abcac7cc616256e38fed27a10ea7ba957c9a7de90c721db7ab14811f78f334440945a10698524c539564ad5162af5b594e9cd87c60f6b4ef0eea85d5a5e911a8f97caceb7e8b13ba10eb4ab82f7fca51dc660d7d570318618603c106b8cb2f13562e5608e5eb3239de64567bc86dbdb7d3be4a07a1445a61cc19885847b3a6b7563614f47210e4e85b67bc57a50edc22a6c197e5e43d3e28dd710b5fae730ae4defe58b1584b84e1c8354042dde30dbb04038d1f041d806a520a31beb4e6c9"}, {0x90, 0x109, 0x5, "8bf2fd22e9ca32f8189e2c27e24d4e369d842834276ebebe0239f3afd336355c36ba197dae8f313b541753b420fbcedf6a49a46edc8fea2a28e9038f01825bcc63c9e3960aaa261a04d34ded1155faba36503b79c71cf083bbfc2fef6c9e059172d59f6859de4e21732b31f194254aba3d7c04eba69652e912a21e"}, {0x28, 0x101, 0x6, "a63ef496b021a55129fcc1dea28b24fc9190a9"}, {0x1010, 0x10c, 0x100, 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"13bbe396f9e6e538d8b9abbc81211ce5badab5928b833765bcff0f2b1f2acf2d2fd6b71d1e1b7db7d96384ce1ac19526f558880c4ad53ba0e081bd6508cb59821f702c9447954bf69b920e1f83260f6348c8379465903591b0b63b1fdd2a19836c1357181af180fd52d9c0f947fd316fa47f45dccee19fe2b5593703f6d2946b345341783b4ff347f702a0b317bc12ead840808775322e"}], 0x13f8}}, {{&(0x7f0000000240)=@can, 0x80, &(0x7f0000000700)=[{&(0x7f00000002c0)="75ad3c1a2c98050a2645d60b1334295816a6e19d2bcea1d3102393a4357a05a907bdaa1648ae033c342fe7ef5771983c5e8957ccde1eaadd208e32c1e810cb65ed926dd3f566636005715e2874f48d83c84a2612f70c90ed3ce4efaa9482932da94ceb3bfdb19574f86e93aa38b64c0b2d0acf3942402b933f3c6c528c7df224e62105253c9b637bc64ea756f30cfb57ec34be9f5f6f055fe59843b81485ec441b63db9c65797c34256c53432e9f95149a8f6c13e33b58da60d64667c9c726353803341e6fe2e3f61f29eaab56321ce827516a145aaba5926b79ca7943e819", 0xdf}, {&(0x7f00000003c0)="a0383db234552b430e4c23ce709d3058bde4506b1168d82ec621a5ede739992a0f8809d333e37d4e1451ba4dc4fb17e3e2ff4020444503c516ae38611b2452c764a441ad05c13f5855e3606488c8c49b64813885a3cb1f5188b8170a8133c7df6040b72ad6245c26d4c3cf6d075df06003486212a09f1af5c0ffa76fe584b707fc52a9c9c0d038e606f38bb12a1fd5f0aa274d71f3242c292772126b1889b1850e7301fdce669df021d615766e2e90818aed5b84bfdaf6ed6823", 0xba}, {&(0x7f0000001d40)="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", 0x1000}, {&(0x7f0000000480)="e6936625b603539486603405c9834b0e4ec72b7813b78d7d8d429bc45a52267e70dd3512017beac869581460b4a7f90c9795eaad4e6e7dfa4d0e5ef4f62ee2426096edb6f095a1024d9145120e5d279b43ce664e7ef8eac3a9be030d3b4af7b5dcc97ded73846a3d6770ece9b5ee9ad9aa0b0c58b1de822aa188568a977a4b22ef3d00a081978727cc28dd000ec2cf618226baf8361508a2be4893f255f40d39b547f547817de990120a0ac07ae4649c2e1b0d", 0xb3}, {&(0x7f0000000540)="650d6675d1f1a0dfc852af6533968b9a35b1283190cd8888a35b3c6afdea5d0bf3b363414d38d980f9cd01aebbf2f87546e06c1af34abbc2d0c287ff5f9638e2c9082fd573ced42af5b9de49c8ec8a12cf8d87433b45df9aa2c62eddd9bccedf2004960ad8811bb86c631d6d4829fb98c487309487af08d4538fcfd271ce3f1413779f821fda437932ee", 0x8a}, {&(0x7f0000000600)="93a45e1fa748ef03e93d67e18f9c281d5e2d9c9420bc927438930abf66ad2270ffd34f2f85cbb78cc94b4ad0111cbd290227aea2567885f3938d5eaf2d073557e49f5cf083f513838bd9e7299249de45bfbdc74d8bbefa31104122ab082dcf753bb22f1ab7cbfac786ac36c6b80a8087b989c782a2bab377671cf4b018014c783862698096fe735ff1986abae8080f6c5ad976fbc3a01f1f96e21c68987c755ddc8e0024b4017ba73aa7f6ceaccc1c92fc9fd7248b467a7ab7d5cb69016d95087bd62d7fe58433244a58a6a3220aaa6a1e73cbb4bff22bb520f5f2e588c412b5a572ae8b759ce108ea91ff33d758b51d23a8db219a479d", 0xf7}], 0x6, &(0x7f0000002d40)=[{0xa8, 0x1, 0x3ff, "54d48f131104ae4d5ffc9a406f531b2fa44884bcc21bc823034dd36281301b80f1983dbbde180d2dd89a83b660cdbdc8677ce71b71c941ef52cf2a7e12760caf8ce5a73a876b46c3f2e2a6531d563e9153077ab9bc298a28379535555ec99b1c040d3f6d69bdefd6941df3339df2c476ce0702d1a3eba281886dfb3df304ea13a79c2c55b7ce5a240da42a17e493211e54fe"}, {0x10, 0xff, 0x25db}, {0xa8, 0xe, 0xbc4, "6dfd2eb43083f3c164147989683696513bf49b3a67971c7bc78c063c3be55a5524c52920f952873e41f6b8a97ddcf083f93ea9994d22f2c2fc12b06662efb6e919e26a8bcd348614a71599eebc8db43be7179211e21ffcccab0f485a9685d60522a8ba08cae3f7164b86ac0ffddb5f6be9271e5f884aa5fcbf1bb38385c7255972b3f52841367b7502961b7be8fd514f1785bc6f00"}], 0x160}}], 0x2, 0x39304d0f1a00ef36)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
ioctl$sock_rose_SIOCRSCLRRT(r5, 0x89e4)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$USBDEVFS_RESETEP(r3, 0x80045503, &(0x7f0000000800)={0x4})
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:34:51 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000))
r1 = socket(0xa, 0x1, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
r3 = socket$inet6_udp(0xa, 0x2, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e1e, 0x6, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x7}, 0x1c)
r4 = creat(&(0x7f0000000100)='./file0\x00', 0x0)
ioctl$SNDRV_TIMER_IOCTL_PVERSION(r4, 0x80045400, &(0x7f0000000200))
ioctl$sock_SIOCDELRT(r2, 0x890c, &(0x7f0000000080)={0x0, @nl=@proc={0x10, 0x0, 0x25dfdbfe, 0xbe7b4947022124e5}, @generic={0x3, "692baf6b95456fbb05cd1a1e85a8"}, @l2={0x1f, 0x7fff, {0x35, 0x7, 0x4, 0x1, 0x4, 0x9}, 0x8001}, 0x9, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000040)='gre0\x00', 0x0, 0x1, 0x8})
r5 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  307.035065] delete_channel: no stack
20:34:51 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x28a, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x3cf4, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getpeername(r0, 0x0, 0x0)

[  307.057510] delete_channel: no stack
[  307.094114] delete_channel: no stack
[  307.123953] delete_channel: no stack
20:34:52 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440), 0x0, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:52 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x4, 0x7)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
writev(r2, &(0x7f00000003c0)=[{&(0x7f0000000040)="2cbf5c4e61aaf5b8710dc59c1b03d36a28c82eee5822b39c1fa91d00ee9a37027ecd2af3faf3b52d20a0bf757df8504759c7113dd2aaa69a5cd0619944dfa49fe49cd0cd04353c310b9ad06938aff007c7c612b7184c2d0240550f76cbae133c4994991b633f6d0a7b5338b0117228e41c202169f6599cf7e5f57d37e2fad7f5761fe213743ec79131ddec82cb7529c851bb", 0x92}, {&(0x7f0000000100)="4ffe07e5f5b13b38cf79ed01151949cc36b92805c4b06193edf25be32ce73b333425649acd4e90dfc7effae144", 0x2d}, {&(0x7f0000000140)="89055c9b6683a565c1f1c764541462dd9288315214fd22f2e4147e65a5f8d95be95a027762410057dd680e8b0e648adf08a09d5e0d02e64296b860d32c2ae4a80451eca3d393155d4913e427af7f6d79d7a5a47d2ad77bdba1a9f945e7d8a5d0dbfef8cbc1a5fddc6904c8cd3f07c888f569e9a62dccf7448b339e5eab3e3da1e4811a1c087d1ef317736e1b7f6e029f3cd607e8744679018c6704055c08fb1a787ecb581bceadfcad301964f6", 0xad}, {&(0x7f0000000200)="d13947911c4a498b1f573b659ff03c9c9c456c4dd8f0c7dd7488d6e22023194fbb0f1efaa39c9febba23869cf1a623a27288e9f1f5b35819ad432ffdcdb96074e59b203aace1e23dbd7e5ff85c6807789dd632813a15a9393aa044944f9f7b63e2dcd01277d29ea2caeaa70391ce2dc6183b7ecc7d5fd3e50bb6605300f2ba449683c98fd6f62609134e50", 0x8b}, {&(0x7f00000002c0)="8e0fb572ee16460d1b46d4b3badcea0a8fdbb890fc363c469e8857a823ba2432b482a881900628f7a5bdef81bfa73ba7dcef8160857a54a2dbe2c12b1495e5c4ae12ec522f21a51a306d1bb607ecd563d15f1e6312c2454857cf8fa99f2e78cecfad94f54815ad10617dd5f68fcc334a601dcd159d75761bbc4833b0afe68eea80bd41ff59e85192c741db67b10377ddc2e74237a13daf7135a681136d73b3ed284e8bed1bb8ca0cd44edcc1ea4cafa8be6fcf74c93e016b7e062dea8cc496e91d9fe2f01673735df25465a19a8019c65e6014", 0xd3}], 0x5)
r4 = openat$selinux_member(0xffffffffffffff9c, &(0x7f0000000500)='/selinux/member\x00', 0x2, 0x0)
mount$9p_fd(0x0, &(0x7f0000000480)='./file0\x00', &(0x7f00000004c0)='9p\x00', 0x100000, &(0x7f0000000540)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r4}, 0x2c, {[{@loose='loose'}, {@cache_mmap='cache=mmap'}, {@nodevmap='nodevmap'}], [{@subj_type={'subj_type', 0x3d, '/dev/vcsa#\x00'}}, {@fscontext={'fscontext', 0x3d, 'sysadm_u'}}, {@subj_type={'subj_type', 0x3d, '.-+$mime_type'}}]}})
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
syz_open_dev$vcsa(&(0x7f0000000440)='/dev/vcsa#\x00', 0x2, 0x88e84735814e3f93)

20:34:52 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
ioctl$KDGKBDIACR(r1, 0x4b4a, &(0x7f0000000100)=""/124)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

20:34:52 executing program 0:
r0 = socket(0x2, 0x1002, 0x42)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x3c, 0x4)

20:34:52 executing program 2:
getpeername(0xffffffffffffffff, 0x0, 0x0)

20:34:52 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x2040, 0x0)
ioctl$SIOCAX25GETINFOOLD(r0, 0x89e9, &(0x7f0000000040))
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:34:52 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
r4 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vga_arbiter\x00', 0x2080, 0x0)
ioctl$IMCTRLREQ(r4, 0x80044945, &(0x7f0000000080)={0x8, 0x4, 0x7, 0x1efd})

[  307.890614] Unknown ioctl 35305
20:34:52 executing program 3:
socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:34:52 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{0x0}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  308.000008] Unknown ioctl 35305
[  308.061836] delete_channel: no stack
[  308.072440] delete_channel: no stack
20:34:52 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/sys/net/ipv4/vs/nat_icmp_send\x00', 0x2, 0x0)
accept4$inet(r1, &(0x7f0000000200)={0x2, 0x0, @dev}, &(0x7f0000000240)=0x10, 0xc00)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$setownex(r0, 0xf, &(0x7f0000000000)={0x2, 0xffffffffffffffff})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r2 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r2, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r2, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  308.124082] delete_channel: no stack
[  308.136185] delete_channel: no stack
20:34:52 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
sendto$rose(r3, &(0x7f0000000040)="57b7201893f72cbbf2a1186397bc80aca75808b0e461fa282a2bff5f5c47e016e1fe5fcd0b8d3c76e093a84e799f0eea8518d651b24e00ca7b494f16e9be2deb53e5d7c932aab5d4f3ebb4fd1107360de874df2ae7c1bbbd96b8d53d80b7b34b5806a14824e158fe0c86be984deeb4bfae813228a059fb4906c98a3509f7af028abce2e45abbbdc09aa3f9c36194df3f6c", 0x91, 0x20000000, 0x0, 0x0)
r5 = socket(0x22, 0x2, 0x23)
r6 = fcntl$getown(0xffffffffffffffff, 0x9)
tgkill(0x0, r6, 0x1c)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r5, 0x84, 0xe, 0x0, 0x0)

20:34:52 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$EVIOCGABS0(r3, 0x80184540, &(0x7f0000000080)=""/161)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
clock_getres(0x1, &(0x7f0000000040))
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:34:52 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{0x0}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:52 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TIOCL_GETSHIFTSTATE(r1, 0x541c, &(0x7f0000000000)={0x6, 0x3})
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
ioctl$KDMKTONE(r0, 0x4b30, 0x479)

[  308.353479] delete_channel: no stack
[  308.393235] delete_channel: no stack
[  308.431778] delete_channel: no stack
[  308.446077] delete_channel: no stack
[  308.450281] delete_channel: no stack
[  308.470070] delete_channel: no stack
20:34:53 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r5 = dup(r4)
ioctl$IMCTRLREQ(r5, 0x80044945, &(0x7f0000000040)={0x40, 0x5, 0x5, 0x49769145})
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:34:53 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000))
socket(0xa, 0x1, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000040)=0x11)
r3 = ioctl$TIOCGPTPEER(r2, 0x5441, 0x5)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r5 = dup3(r4, r3, 0x80000)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
r6 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r6, 0x84, 0xe, 0x0, 0x0)

20:34:53 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
perf_event_open$cgroup(&(0x7f0000000000)={0x3, 0x70, 0x7d, 0x2, 0x7a, 0x3, 0x0, 0x2, 0xa00, 0xd, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0xdb44, 0x2, @perf_config_ext={0x200, 0x3}, 0x4a00, 0x2c9, 0xffffffc0, 0xf, 0x9, 0x3, 0x7ff}, r2, 0x9, 0xffffffffffffffff, 0x5)
r3 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000100)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1, 0x0, 0xfffffffffffffe99}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:34:53 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{0x0}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  308.663187] delete_channel: no stack
[  308.717974] delete_channel: no stack
20:34:53 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/self/net/pfkey\x00', 0x40000, 0x0)
getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x22, &(0x7f0000000140)={0x6, 0x8000, 0xcd5, 0x8}, &(0x7f0000000180)=0x10)
r4 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:34:53 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  309.022795] delete_channel: no stack
[  309.038189] delete_channel: no stack
[  309.043899] delete_channel: no stack
20:34:53 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
getsockopt$netrom_NETROM_T4(0xffffffffffffffff, 0x103, 0x6, &(0x7f0000000000)=0x5, &(0x7f0000000180)=0x4)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
ioctl$SIOCAX25GETINFO(0xffffffffffffffff, 0x89ed, &(0x7f0000000100))
r1 = socket(0x9, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getsockopt$bt_BT_VOICE(r1, 0x112, 0xb, &(0x7f00000001c0)=0x7ff, &(0x7f0000000200)=0x2)

20:34:53 executing program 0:
r0 = socket(0x2, 0xc, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0)
madvise(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x1c)
write$cgroup_type(r3, &(0x7f0000000040)='threaded\x00', 0x9)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
perf_event_open(&(0x7f00000000c0)={0x3, 0x70, 0x0, 0x58, 0x80, 0x9, 0x0, 0x3ff, 0x34, 0x4, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x800, 0x3, @perf_bp={&(0x7f0000000080), 0x4}, 0x2, 0x4, 0xfffff66c, 0x8, 0x7fffffff, 0x9, 0x7f}, 0x0, 0x4, r3, 0x8)

20:34:53 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
pipe2(&(0x7f0000000040)={<r4=>0xffffffffffffffff}, 0x4800)
r5 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0)
write$RDMA_USER_CM_CMD_CREATE_ID(r5, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000000000)={<r6=>0xffffffffffffffff}, 0x2}}, 0x20)
write$RDMA_USER_CM_CMD_RESOLVE_IP(r5, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @empty}, {0xa, 0x0, 0x0, @dev}, r6}}, 0x48)
write$RDMA_USER_CM_CMD_QUERY(r4, &(0x7f0000000280)={0x13, 0x10, 0xfa00, {&(0x7f0000000080), r6, 0x928c5fb0f3c44be0}}, 0x18)
ioctl$KVM_NMI(r2, 0xae9a)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:34:53 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  309.419434] delete_channel: no stack
[  309.477115] delete_channel: no stack
[  309.512052] delete_channel: no stack
20:34:54 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r3, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r4 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, <r5=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r5}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000080)={'eql\x00', r5})
r6 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
ioctl$USBDEVFS_REAPURB(r6, 0x4008550c, &(0x7f0000000040))
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:34:54 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
ioctl$SCSI_IOCTL_SEND_COMMAND(r2, 0x1, &(0x7f0000000040)=ANY=[@ANYBLOB="710000000100000006000000faf86ce1818ac6e4c3240ab43366ae96f705c04d25b238c00990cb4ffa3c7a11cbcb36f31fb9b87a0000eaeec5121afaa8214ac0154032825e1f97fefc9b1d87a82938c0dfdfe0c04d3e857e9d5e758727f6b3b2bb7330464890d4a8ab10111e27487754b62c75a77526da4b22f306036c"])

[  309.811234] delete_channel: no stack
[  309.815324] delete_channel: no stack
[  309.824384] delete_channel: no stack
[  309.874115] delete_channel: no stack
[  309.931079] delete_channel: no stack
20:34:54 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:54 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
accept$alg(r1, 0x0, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r3=>0xffffffffffffffff})
r4 = socket(0xa, 0x1, 0x0)
r5 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm-monitor\x00', 0xb59108aac6e9baa6, 0x0)
ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r5, 0x40a85323, &(0x7f0000000080)={{0x0, 0x7}, 'port1\x00', 0xa, 0x40, 0x6, 0xfffffff9, 0x4, 0x4, 0x3, 0x0, 0x4, 0x5})
r6 = dup3(r3, r4, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:34:54 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
socket$inet6(0xa, 0x5, 0xb)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r2 = dup3(r1, 0xffffffffffffffff, 0x80000)
ioctl$VIDIOC_S_FBUF(r2, 0x4030560b, &(0x7f0000000040)={0x8, 0x0, &(0x7f0000000000)="81ca15999e55ca0eb5e0baee9116162b787dd9a5c7a4ed246f45ba29c0d9c593a6f7256bb56f5dea1e9fea8ab7c86b6dd3", {0x10001, 0x0, 0x38414762, 0x9, 0x1, 0x6, 0xa8287e44a1d25c28, 0x86a}})

20:34:54 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
open$dir(&(0x7f0000000000)='./file0\x00', 0x30dc40, 0xa6)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
recvfrom$rose(r3, &(0x7f0000000140)=""/46, 0x2e, 0x2, &(0x7f0000000180)=@full={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @null, 0x5, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, @bcast]}, 0x40)
r4 = socket(0x22, 0x2, 0x23)
dup2(r1, r4)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r5, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r5, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r5, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r5, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r5, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getsockopt$IP_VS_SO_GET_VERSION(r5, 0x0, 0x480, &(0x7f00000001c0), &(0x7f0000000200)=0x40)
setsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r1, 0x84, 0xc, &(0x7f0000000100)=0x454, 0x4)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

20:34:54 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xb, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
socket(0x8, 0xa, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_persist_mode\x00', 0x2, 0x0)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
dup2(r5, r6)
getsockopt$inet_sctp_SCTP_STATUS(r5, 0x84, 0xe, 0x0, 0x0)
r7 = socket(0x22, 0x2, 0x4)
r8 = socket(0x22, 0x2, 0x23)
dup2(r7, r8)
setsockopt$inet_sctp_SCTP_NODELAY(r7, 0x84, 0x3, &(0x7f0000000080)=0xc93c, 0x4)

20:34:54 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d8", 0x23}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  310.239297] delete_channel: no stack
[  310.270881] delete_channel: no stack
[  310.270932] delete_channel: no stack
[  310.296383] delete_channel: no stack
[  310.303426] delete_channel: no stack
[  310.309701] delete_channel: no stack
[  310.340979] delete_channel: no stack
[  310.351095] delete_channel: no stack
20:34:54 executing program 0:
socket(0x22, 0x2, 0x24)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000040)=0x11)
ioctl$FIONREAD(r3, 0x541b, &(0x7f0000000100))
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r6, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r6, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r6, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r6, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r6, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r6, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_SIOCDELRT(r6, 0x890c, &(0x7f0000000080)={0x0, @rc={0x1f, {0x20, 0x20, 0x5, 0x4d, 0x7, 0x6}, 0xe0}, @isdn={0x22, 0x81, 0x80, 0x3, 0x1}, @l2={0x1f, 0x1000, {0x8, 0x0, 0x40, 0xff, 0x0, 0x8}, 0x2825, 0x7}, 0x4, 0x0, 0x0, 0x0, 0x71, &(0x7f0000000040)='gre0\x00', 0x100000000, 0x9})
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r5, 0x111, 0x1, 0x0, 0x81d7)

[  310.401134] delete_channel: no stack
[  310.401156] delete_channel: no stack
[  310.432050] delete_channel: no stack
[  310.436133] delete_channel: no stack
20:34:55 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
accept$nfc_llcp(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000080)=0x60)
getpeername(r0, 0x0, 0x0)

20:34:55 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d8", 0x23}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  310.535792] delete_channel: no stack
[  310.549176] delete_channel: no stack
20:34:55 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000000))

20:34:55 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
write$RDMA_USER_CM_CMD_GET_EVENT(0xffffffffffffffff, &(0x7f0000000240)={0xc, 0x8, 0xfa00, {&(0x7f00000000c0)}}, 0x10)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
ioctl$VFIO_IOMMU_UNMAP_DMA(0xffffffffffffffff, 0x3b72, &(0x7f0000000040)={0x20, 0x2, 0x10000, 0x9, 0x7})
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
r4 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r4, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000080)={0x9, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, &(0x7f000095dffc)=0x28)
keyctl$set_reqkey_keyring(0xe, 0x2)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000000), 0x10)
r6 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r6, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
sendmsg$rds(r1, &(0x7f0000000a00)={&(0x7f0000000440)={0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}, 0x10, &(0x7f0000000980)=[{&(0x7f0000000580)=""/255, 0xff}, {&(0x7f0000000740)=""/244, 0xf4}, {&(0x7f0000000680)=""/75, 0x4b}, {&(0x7f0000000840)=""/98, 0x62}, {&(0x7f00000008c0)=""/151, 0x97}], 0x5, &(0x7f0000000480), 0x0, 0x41}, 0x0)
setsockopt$SO_TIMESTAMPING(r7, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r7, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r7, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r7, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r7, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r7, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
accept(r7, &(0x7f0000000380)=@vsock={0x28, 0x0, 0x0, @hyper}, &(0x7f0000000400)=0x80)
r8 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r8, 0x84, 0x1d, &(0x7f0000000a40)=ANY=[@ANYBLOB="010a0008b441c16a4b9f5e1bd6c519edc45d5df6b239f92af2448a785ddfce3832dfc47d5379b561f05fcd8c7479c784c7c0262129d25b6c61bb3da62f72b85353f24774d085af1f952a16d04a9d790c1c9273ed26bcf0a84c2c331e876631bc3f853feace6d06bf0cbd815866151a6c3a51c4a6d8517100000000", @ANYRES32=<r9=>0x0], &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r6, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r9}, 0x10)
getsockopt$inet_sctp6_SCTP_STATUS(r1, 0x84, 0xe, &(0x7f0000000280)={0x0, 0x4, 0x0, 0x5, 0xfff8, 0x733, 0x6, 0x101, {r9, @in={{0x2, 0x4e23, @remote}}, 0x80, 0x81, 0x1, 0x5, 0xffffffff}}, &(0x7f0000000340)=0xb0)

20:34:55 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getsockopt$inet6_IPV6_IPSEC_POLICY(r0, 0x29, 0x22, &(0x7f0000000040)={{{@in=@empty, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, <r3=>0x0}}, {{@in6=@local}, 0x0, @in=@broadcast}}, &(0x7f0000000140)=0xe8)
sendmsg$nl_route_sched(r2, &(0x7f0000003dc0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80004}, 0xc, &(0x7f0000003d80)={&(0x7f0000003e00)=ANY=[@ANYBLOB="c43b00002d0000022abd7000fbdbdf250000000000000000", @ANYRES32=r3, @ANYBLOB="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"], 0x3bc4}, 0x1, 0x0, 0x0, 0x20000002}, 0x40)
getpeername(r0, 0x0, 0x0)

[  310.941874] delete_channel: no stack
[  310.958156] 9pnet: Insufficient options for proto=fd
[  310.986533] delete_channel: no stack
[  311.121825] delete_channel: no stack
20:34:55 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d8", 0x23}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  311.151973] delete_channel: no stack
[  311.194288] delete_channel: no stack
[  311.456959] delete_channel: no stack
[  311.492698] delete_channel: no stack
20:34:56 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
prctl$PR_SET_KEEPCAPS(0x8, 0x1)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r3, 0xc0145401, &(0x7f0000000000)={0xffffffffffffffff, 0x0, 0xdd, 0x3, 0xfffffc00})

20:34:56 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = syz_open_dev$media(&(0x7f0000000080)='/dev/media#\x00', 0x1, 0x101000)
ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r1, 0xc08c5335, &(0x7f00000000c0)={0x5, 0x3, 0x100, 'queue1\x00', 0xfffffffe})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r0, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
write$cgroup_subtree(r6, &(0x7f0000000040)={[{0x0, 'memory'}, {0x2d, 'pids'}, {0x2d, 'pids'}, {0x2d, 'rdma'}, {0x16, 'rdma'}, {0x2b, 'rdma'}, {0x2d, 'pids'}, {0x2b, 'rdma'}, {0x2d, 'pids'}]}, 0x38)
r7 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r7, 0x84, 0xe, 0x0, 0x0)

20:34:56 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x10000a, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:34:56 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
pipe2(&(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff}, 0x80000)
ioctl$SNDRV_PCM_IOCTL_WRITEN_FRAMES(r0, 0x40184152, &(0x7f0000000340)={0x0, &(0x7f0000000300)=[&(0x7f0000000100)="772a337e084804c0d95dcc967d5d0239ed1f9b72b917b33f702da2cdec55969d33d2752a516010bf21c839bec9cdcc06c55b5aed345e8f8252af5bc75f9c2fc7fa1006e4ca5005779883aa88ef93c1c10cb11dd33808b1affd29f4fc0d26e639798eec29394a493a95653b422b2e61b0dcacb3fd946f0b2d34a5d72524cac009e0ca11d0cea339aaea3854e03eb89a723f406d5d7da013101cb0bf3fbaf3dff478eba271a9cd4be9b44bdbe488fa6aa56af6ebeb08227361ad83957f80c4291b3efca1", &(0x7f0000000040)="79710ae3d0f4f916bc80160a2a62a4b7ecbf2b11b19c89eebda6ab540e68fbaa6fc582b51013396293c925499f21b33c4b955a", &(0x7f0000000200)="c97ce0ef3d07f199e32679ec9dd34f94dd00d6ea077fd52a4744226a06a037c8bcac4f09d73843ebd4f0b15e4a9acce2df6182bfbde2f9a9120b01e3010989c2ccd9da59355cac412a3381cb50245e86e8a6397d58231382aa6f45dd8396176d92842497bd4997e4fd6f12791d80f50dc76e13552790840e1f9438acf6ab8fbc87cb7fb59682269119a10bb3d8a297154208544b03b6c2bb6675d4f0b93457ba2d9b2af8d51232d5afe4fde54c2b8bc67d3e46f5656bad2f558e8de2b6ddc74ffd3e230142996ab08ff30fd01ce5cdfb5d55153643c2b3e8e46c0438e2eef5"], 0x18})
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:34:56 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = syz_open_dev$ttys(0xc, 0x2, 0x0)
ioctl$TCXONC(r1, 0x540a, 0x40)

20:34:56 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f", 0x34}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  311.742765] delete_channel: no stack
[  311.774417] delete_channel: no stack
[  311.803350] delete_channel: no stack
20:34:56 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
getsockopt$inet_sctp6_SCTP_STATUS(r4, 0x84, 0xe, &(0x7f0000000080)={<r5=>0x0, 0x7ff, 0x3, 0xe450, 0x3, 0x3, 0x8, 0x8000, {0x0, @in={{0x2, 0x4e24, @loopback}}, 0x1f80000, 0x9, 0x8080000, 0x7, 0x9753}}, &(0x7f0000000140)=0xb0)
getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f0000000180)={r5, 0x7}, &(0x7f00000001c0)=0x8)
accept$inet(r1, &(0x7f0000000000)={0x2, 0x0, @initdev}, &(0x7f0000000040)=0x10)
getpeername(r0, 0x0, 0x0)

20:34:56 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x2, 0xff)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f0000000240))
r4 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = accept4$inet6(r1, &(0x7f00000001c0)={0xa, 0x0, 0x0, @dev}, &(0x7f0000000200)=0x1c, 0x1000)
r8 = dup3(r5, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
ioctl$RNDADDTOENTCNT(r8, 0x40045201, &(0x7f0000000040)=0x80000001)
getsockopt$inet6_IPV6_IPSEC_POLICY(r6, 0x29, 0x22, &(0x7f0000000080)={{{@in6=@loopback, @in6=@ipv4={[], [], @local}}}, {{@in=@remote}, 0x0, @in=@dev}}, &(0x7f0000000180)=0xe8)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r4, 0x84, 0xe, 0x0, 0x0)

20:34:56 executing program 0:
r0 = openat$full(0xffffffffffffff9c, &(0x7f0000000040)='/dev/full\x00', 0x2040, 0x0)
ioctl$KVM_GET_VCPU_MMAP_SIZE(r0, 0xae04)
r1 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
socket(0xa, 0x1, 0x0)
openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dlm_plock\x00', 0x800, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0x0, 0xfea1)

20:34:56 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
setsockopt$inet6_tcp_int(r0, 0x6, 0x0, &(0x7f0000000100)=0x9, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x80, {{0xa, 0x4e20, 0x8000003, @mcast1, 0xfffffffd}}}, 0x112)
r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x4000, 0x0)
getsockopt$CAN_RAW_FD_FRAMES(r1, 0x65, 0x5, &(0x7f0000000240), &(0x7f0000000280)=0x4)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0xfc20)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$FS_IOC_FSGETXATTR(r0, 0x801c581f, &(0x7f0000000000)={0xffff3c7f, 0x80000001, 0x2, 0x10001, 0x47})
mkdir(0x0, 0x0)
creat(0x0, 0x0)
sendmsg(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:34:56 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f", 0x34}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  312.014355] delete_channel: no stack
[  312.027919] delete_channel: no stack
[  312.059193] delete_channel: no stack
[  312.078162] delete_channel: no stack
[  312.129407] delete_channel: no stack
20:34:56 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
ioctl$DRM_IOCTL_SET_VERSION(r8, 0xc0106407, &(0x7f0000000080)={0x1, 0x3ff, 0x800, 0x7ff})
ioctl$EXT4_IOC_GROUP_ADD(r1, 0x40286608, &(0x7f0000000040)={0x3f, 0x40, 0x5, 0x2, 0x808, 0x1})
r9 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  312.274855] delete_channel: no stack
20:34:56 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300), 0xc15dac827630b741, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TIOCL_PASTESEL(r2, 0x541c, &(0x7f0000000340))
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$void(r1, 0x5450)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x40000011)
r3 = syz_init_net_socket$rose(0xb, 0x5, 0x0)
r4 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r4, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r5 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, <r6=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r6}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
sendmsg$inet(r3, &(0x7f0000000280)={&(0x7f0000000000)={0x2, 0x4e22, @local}, 0x10, &(0x7f0000000200), 0x0, &(0x7f0000000240)=[@ip_pktinfo={{0x1c, 0x0, 0x8, {r6, @rand_addr, @multicast1}}}, @ip_ttl={{0x14, 0x0, 0x2, 0x8}}], 0x38}, 0x20048)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r7 = socket(0x22, 0x2, 0x4)
r8 = socket(0x22, 0x2, 0x23)
dup2(r7, r8)
ioctl$sock_inet_SIOCDARP(r7, 0x8953, &(0x7f00000003c0)={{0x2, 0x4e22, @multicast1}, {0x6, @local}, 0x22, {0x2, 0x4e24, @local}, 'tunl0\x00'})

20:34:56 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
r1 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
getsockopt$inet_sctp_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f00000000c0)={0x8, 0xbe292512be120759, 0x7, 0x80, <r4=>0x0}, &(0x7f0000000100)=0x10)
getsockopt$inet_sctp_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000200)={r4, 0xc, "b82e611802a636883821d4fd"}, &(0x7f0000000240)=0x14)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
openat$cuse(0xffffffffffffff9c, &(0x7f0000000280)='/dev/cuse\x00', 0x2, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getpeername(r0, 0x0, 0x0)

20:34:56 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f", 0x34}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  312.328011] delete_channel: no stack
20:34:56 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x0, 0x0)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
sendmsg$TIPC_NL_MEDIA_SET(r3, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000080)={0x208, 0x0, 0x4, 0x70bd26, 0x25dfdbfc, {}, [@TIPC_NLA_SOCK={0x8, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}]}, @TIPC_NLA_SOCK={0xc, 0x2, [@TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0x1f}]}, @TIPC_NLA_NODE={0x20, 0x6, [@TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x1}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x6}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x7f}]}, @TIPC_NLA_BEARER={0x6c, 0x1, [@TIPC_NLA_BEARER_PROP={0x44, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x8}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xffff}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xfffffc01}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x8001}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x1}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x61}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x80}, @TIPC_NLA_PROP_TOL={0x8}]}, @TIPC_NLA_BEARER_NAME={0x18, 0x1, @l2={'eth', 0x3a, 'bridge_slave_1\x00'}}, @TIPC_NLA_BEARER_NAME={0xc, 0x1, @l2={'ib', 0x3a, 'eql\x00'}}]}, @TIPC_NLA_LINK={0x10, 0x4, [@TIPC_NLA_LINK_PROP={0xc, 0x7, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x9}]}]}, @TIPC_NLA_BEARER={0x11c, 0x1, [@TIPC_NLA_BEARER_NAME={0x18, 0x1, @l2={'ib', 0x3a, 'bridge_slave_1\x00'}}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz2\x00'}, @TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x14, 0x1, @in={0x2, 0x4e20, @loopback}}, {0x20, 0x2, @in6={0xa, 0x4e22, 0x2, @empty, 0x6}}}}, @TIPC_NLA_BEARER_UDP_OPTS={0x44, 0x4, {{0x20, 0x1, @in6={0xa, 0x4e21, 0x98, @remote, 0x9}}, {0x20, 0x2, @in6={0xa, 0x4e22, 0x6, @ipv4={[], [], @broadcast}, 0x7fff}}}}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x20}, @TIPC_NLA_BEARER_NAME={0x18, 0x1, @l2={'eth', 0x3a, 'veth0_to_bridge\x00'}}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @l2={'ib', 0x3a, 'caif0\x00'}}, @TIPC_NLA_BEARER_PROP={0x3c, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x9}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x9}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x8}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1a}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x6}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xa750}]}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x4}]}, @TIPC_NLA_SOCK={0x28, 0x2, [@TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x8}, @TIPC_NLA_SOCK_ADDR={0x8}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x2}, @TIPC_NLA_SOCK_HAS_PUBL={0x4}]}]}, 0x208}, 0x1, 0x0, 0x0, 0x10040010}, 0x80)
r4 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
r5 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r5, 0x84, 0xe, 0x0, 0x0)

[  312.389837] delete_channel: no stack
20:34:57 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  312.453227] delete_channel: no stack
20:34:57 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r2 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r3 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, <r4=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r4}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
ioctl$sock_inet6_SIOCSIFADDR(r1, 0x8916, &(0x7f0000000040)={@dev={0xfe, 0x80, [], 0xa}, 0x81, r4})
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  312.576463] delete_channel: no stack
20:34:57 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca", 0x3d}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  312.657632] delete_channel: no stack
[  312.674435] delete_channel: no stack
20:34:57 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
ioctl$TUNSETPERSIST(0xffffffffffffffff, 0x400454cb, 0x0)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getpeername(r0, 0x0, 0x0)

[  312.756785] delete_channel: no stack
[  312.803989] delete_channel: no stack
[  312.868334] delete_channel: no stack
20:34:57 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$VIDIOC_SUBDEV_ENUM_MBUS_CODE(r2, 0xc0305602, &(0x7f0000000040)={0x0, 0x4, 0x1008, 0x1})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r3=>0xffffffffffffffff})
r4 = socket(0xa, 0x1, 0x0)
r5 = dup3(r3, r4, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
r6 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r6, 0x84, 0xe, 0x0, 0x0)

20:34:57 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0xf, 0x0, 0x0, 0xc37c}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  312.991610] delete_channel: no stack
20:34:57 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$DRM_IOCTL_ADD_CTX(r3, 0xc0086420, &(0x7f0000000000))

[  313.127045] delete_channel: no stack
[  313.129356] delete_channel: no stack
20:34:57 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca", 0x3d}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  313.169617] delete_channel: no stack
20:34:57 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vsock\x00', 0x80000, 0x0)
getsockopt$MISDN_TIME_STAMP(r1, 0x0, 0x1, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r0, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r4, 0x84, 0xe, 0x0, 0x0)

20:34:57 executing program 2:
r0 = syz_open_dev$admmidi(&(0x7f0000000000)='/dev/admmidi#\x00', 0x80000000, 0x800)
ioctl$SNDRV_RAWMIDI_IOCTL_STATUS(r0, 0xc0385720, &(0x7f0000000040)={0x1, {}, 0x4, 0x2e})
r1 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r1, 0x0, 0x0)

20:34:57 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
socket$tipc(0x1e, 0x2, 0x0)

20:34:57 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
dup2(r5, r6)
ioctl$sock_kcm_SIOCKCMCLONE(r6, 0x89e2, &(0x7f00000000c0)={r3})
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r7, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r7, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r7, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r7, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r7, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r7, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
dup3(r4, r7, 0x80000)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  313.385064] delete_channel: no stack
[  313.412730] delete_channel: no stack
20:34:58 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r1 = accept4(0xffffffffffffffff, &(0x7f0000000100)=@isdn, &(0x7f0000000000)=0x80, 0x800)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
fcntl$dupfd(r0, 0x406, r1)
r3 = mq_open(&(0x7f00000002c0)='TIPC\x00', 0x80, 0x0, &(0x7f0000000300)={0x5, 0x2, 0xffffffffffff8000, 0xffffffff, 0x1e, 0x1, 0x1, 0x63f3})
ioctl$EXT4_IOC_GROUP_ADD(r3, 0x40286608, &(0x7f0000000280)={0xc8da98f, 0x7, 0x2, 0x9, 0x3ff, 0x81})
r4 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00')
sendmsg$TIPC_CMD_SHOW_LINK_STATS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000600)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="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"], 0x30}}, 0x0)
sendmsg$TIPC_CMD_SHOW_NAME_TABLE(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x30, r4, 0x400, 0x70bd26, 0x25dfdbff, {{}, 0x0, 0x5, 0x0, {0x14, 0x19, {0x8000, 0x9, 0x200, 0x1}}}, [""]}, 0x30}, 0x1, 0x0, 0x0, 0x4}, 0x84)

20:34:58 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca", 0x3d}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:58 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0x2, 0x6, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

[  313.537781] delete_channel: no stack
20:34:58 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0xdde2a6f820eb7aac, 0x0)
prlimit64(0x0, 0x0, &(0x7f0000000280)={0x9, 0x8d}, 0x0)
r1 = getpid()
sched_setattr(r1, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0)
socket$inet6(0xa, 0x2, 0x0)
pipe(&(0x7f0000000200)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
fcntl$setpipe(r3, 0x407, 0x0)
write(r3, &(0x7f0000000340), 0x41395527)
vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0)
getsockname(r2, &(0x7f0000000380)=@alg, &(0x7f0000000240)=0x80)
sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x0, 0x0, 0x3}, 0x0)
mkdir(&(0x7f0000002000)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0)
mount(0x0, &(0x7f0000000480)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000500)='sysfs\x00', 0x0, 0x0)
symlink(&(0x7f0000000140)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', &(0x7f00000002c0)='./file0\x00')
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
creat(&(0x7f0000000780)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', 0x0)
open(0x0, 0x301800, 0x4c)
ioctl$EVIOCGBITKEY(0xffffffffffffffff, 0x80404521, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socket$netlink(0x10, 0x3, 0x0)
r4 = socket(0x10, 0x803, 0x0)
getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
unlink(&(0x7f0000000040)='./file0\x00')
setxattr$security_evm(&(0x7f0000000300)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', &(0x7f00000000c0)='security.evm\x00', &(0x7f00000001c0)=@md5={0x1, "61945c99e0a8b1377f3a86a3852d7d49"}, 0x11, 0x2)
perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xd9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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)
getdents(0xffffffffffffffff, 0x0, 0x0)
ioctl$UI_SET_LEDBIT(r0, 0x40045569, 0xb)
setsockopt$IP_VS_SO_SET_STARTDAEMON(r0, 0x0, 0x48b, &(0x7f0000000040)={0x2, 'eql\x00', 0x3}, 0x18)

[  313.614369] delete_channel: no stack
[  313.653111] delete_channel: no stack
[  313.699217] delete_channel: no stack
[  313.740963] delete_channel: no stack
[  313.761210] delete_channel: no stack
20:34:58 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261f", 0x41}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:34:58 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r4, 0x5423, &(0x7f0000000040)=0x11)
ioctl$KDGKBTYPE(r4, 0x4b33, &(0x7f0000000040))
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:34:58 executing program 1:
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x5a5247e275bfa6ef, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$getown(r0, 0x9)
getgid()
r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000002c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
r3 = socket$inet6_udplite(0xa, 0x2, 0x88)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x41, &(0x7f0000000540)=0x2000, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22, 0x80000000, @rand_addr="00000000004c0000000000000400"}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1b, 0x2000091, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x585a, 0x4)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r5, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r5, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80002002}}}, 0x88)
sendto$inet6(r5, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r5, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r5, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
bind$inet6(r5, &(0x7f0000000280)={0xa, 0x4e22, 0x0, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, 0x13)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390f, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x0, 0x200408d4, &(0x7f0000000300)={0xa, 0x4e22, 0x7, @rand_addr="25160053cde17158bfbca72e58a55432"}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r6 = syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1)
r7 = openat$rfkill(0xffffffffffffff9c, &(0x7f0000000200)='/dev/rfkill\x00', 0x40000, 0x0)
poll(&(0x7f0000000240)=[{r2, 0x80}, {r4, 0x1}, {r1, 0x1000}, {r6, 0x60c4}, {r1, 0x10}, {r7, 0x4}], 0x6, 0x80000000)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r8=>0xffffffffffffffff})
r9 = socket(0xa, 0x1, 0x0)
r10 = dup3(r8, r9, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r10, 0x8912, 0x400200)
write$capi20(r10, &(0x7f0000000100)={0x10, 0x800, 0x3, 0x81, 0x3ff, 0x4}, 0x10)
sendmsg(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x1)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f0000000080), 0x0, 0x0, 0x0)

20:34:58 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/checkreqprot\x00', 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
r5 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r6 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r5, 0x40042408, r6)
r7 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r7, r5, 0x0, 0x0, 0x0}, 0x30)
r8 = getpgid(r7)
r9 = syz_open_dev$mouse(&(0x7f00000000c0)='/dev/input/mouse#\x00', 0x8, 0x0)
r10 = openat$zero(0xffffffffffffff9c, &(0x7f0000000100)='/dev/zero\x00', 0x60a5777b7d14481a, 0x0)
r11 = getpgrp(0xffffffffffffffff)
r12 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r12, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r12, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r12, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r12, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r12, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r12, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$getownex(r12, 0x10, &(0x7f0000000140)={0x0, <r13=>0x0})
sendmsg$DEVLINK_CMD_RELOAD(r1, &(0x7f0000000380)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x188, 0x0, 0x8, 0x70bd2b, 0x25dfdbfd, {}, [{@nsim={{0x10, 0x1, 'netdevsim\x00'}, {0x10, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_FD={0x8, 0x8a, r4}}, {@nsim={{0x10, 0x1, 'netdevsim\x00'}, {0x10, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r8}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @DEVLINK_ATTR_NETNS_FD={0x8, 0x8a, r9}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @DEVLINK_ATTR_NETNS_FD={0x8, 0x8a, r10}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @DEVLINK_ATTR_NETNS_ID={0x8}}, {@nsim={{0x10, 0x1, 'netdevsim\x00'}, {0x10, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r11}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @DEVLINK_ATTR_NETNS_FD={0x8}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @DEVLINK_ATTR_NETNS_ID={0x8, 0x8c, 0x3}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r13}}, {@pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @DEVLINK_ATTR_NETNS_ID={0x8}}]}, 0x188}, 0x1, 0x0, 0x0, 0x24197b785396f8fc}, 0x4040)
r14 = socket(0xa, 0x1, 0x0)
r15 = dup3(r0, r14, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r15, 0x8912, 0x400200)
r16 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r16, 0x84, 0xe, 0x0, 0x0)

20:34:58 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0)
ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000140)={0x1, 0x70, 0x80, 0x2, 0x3, 0x3f, 0x0, 0x9242, 0x80000, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x3, 0x0, @perf_bp={&(0x7f0000000100), 0x2}, 0x88, 0x3ff, 0x7fffffff, 0x8, 0x40, 0xdaf, 0x9})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
r5 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/dlm-control\x00', 0x80, 0x0)
ioctl$PERF_EVENT_IOC_SET_BPF(r4, 0x40042408, r5)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0xc38, 0x1, 0xfffffffa, 0x0, 0x1, "aa0312a2e720c6d0ffcc2bad322387ea990631", 0x4, 0x40003})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
pipe(&(0x7f00000002c0)={<r9=>0xffffffffffffffff})
ioctl$EVIOCSCLOCKID(r9, 0x400445a0, &(0x7f0000000300)=0x10001)
r10 = perf_event_open$cgroup(&(0x7f0000000200)={0x4, 0x70, 0x1a, 0x20, 0x8, 0x7, 0x0, 0xda0a, 0x3571ff431b9dcb99, 0xc, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0xfffffffd, 0x2, @perf_config_ext={0x3d3, 0x1}, 0xc00, 0x4, 0x0, 0x0, 0x24, 0x8b3, 0xcc9b}, r8, 0x4, 0xffffffffffffffff, 0x3)
signalfd(r10, &(0x7f0000000280)={0x2}, 0x8)

[  314.148257] delete_channel: no stack
20:34:58 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261f", 0x41}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  314.320251] delete_channel: no stack
20:34:58 executing program 1:
r0 = getpid()
tkill(r0, 0x9)
sched_rr_get_interval(r0, &(0x7f0000000000))
perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r1 = creat(0x0, 0x0)
socket$inet(0x10, 0x2, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
write$selinux_context(r1, &(0x7f0000000040)='system_u:object_r:event_device_t:s0\x00', 0x24)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
r2 = socket$inet_udplite(0x2, 0x2, 0x88)
recvmmsg(r2, &(0x7f0000000080)=[{{0x0, 0xa0011e8, 0x0, 0x36e}, 0x2000000}], 0x210, 0x0, 0x0)

20:34:59 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r0 = open(&(0x7f0000000000)='./file0\x00', 0x408000, 0x48)
ioctl$VIDIOC_S_JPEGCOMP(r0, 0x408c563e, &(0x7f0000000100)={0x6, 0xf, 0x26, "ad2c5ca2a9280bcd526b18f34efc65799f253004eda58964a63847244a7720d046ac439837617b5dc7a11dc94dae281dcaaed3648ed97f81fbfa9dc6", 0x2b, "cae5097d6b576a320b06893d14a89b9a50ebf671319cb514f8fcf1d96c88db8397cb1562bd3abc742ec96f900d4801b3acf2351988e5055e43e90a8f", 0x10})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:34:59 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r3=>0xffffffffffffffff})
fchmod(r2, 0x8)
r4 = socket(0xa, 0x1, 0x0)
r5 = dup3(r3, r4, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
r9 = socket(0x22, 0x2, 0x4)
r10 = socket(0x22, 0x2, 0x23)
dup2(r9, r10)
getsockname$llc(r10, &(0x7f0000000040)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @broadcast}, &(0x7f0000000080)=0x10)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x10001)
r11 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r11, 0x84, 0xe, 0x0, 0x0)

20:34:59 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261f", 0x41}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  314.842742] delete_channel: no stack
20:34:59 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x52279d95db08573d, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0xfffffffd, 0x4)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
ioctl$KVM_GET_PIT2(r6, 0x8070ae9f, &(0x7f0000000040))

[  314.905786] delete_channel: no stack
20:34:59 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
ioctl$KDGETKEYCODE(r1, 0x4b4c, &(0x7f0000000100)={0xe9c000, 0xfff})
r2 = fcntl$dupfd(r1, 0x0, 0xffffffffffffffff)
symlinkat(&(0x7f0000000140)='./file0\x00', r2, &(0x7f0000000180)='./file0\x00')
r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000040)=0x11)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
connect$rose(r4, &(0x7f00000001c0)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null, 0x4, [@null, @default, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}, 0x40)
ioctl$VT_RESIZEX(r3, 0x560a, &(0x7f0000000000)={0x4, 0xf1, 0x20, 0x8000, 0x6, 0x6})

[  314.964082] delete_channel: no stack
[  314.968309] delete_channel: no stack
20:34:59 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$UI_GET_VERSION(r3, 0x8004552d, &(0x7f0000000000))
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:34:59 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
r1 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/status\x00', 0x0, 0x0)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x790d, {{0xa, 0x4e20, 0xffd, @ipv4={[], [], @multicast2}, 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x9, {{0xa, 0x4e20, 0x48000000, @remote, 0x2}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
recvfrom$inet6(r4, &(0x7f0000000200)=""/175, 0xa0, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x0, @mcast1, 0x6}, 0xfffffffffffffe65)
getpeername(r3, 0x0, 0x0)

[  315.101787] delete_channel: no stack
[  315.160157] delete_channel: no stack
20:34:59 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x40000)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
getsockopt$inet6_IPV6_XFRM_POLICY(0xffffffffffffffff, 0x29, 0x23, &(0x7f0000000200)={{{@in6=@ipv4={[], [], @multicast2}, @in6=@empty}}, {{@in6}, 0x0, @in=@broadcast}}, &(0x7f00000000c0)=0xe8)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
sync_file_range(r4, 0xfffffffffffffff9, 0x7fffffff, 0x4)
setsockopt$netlink_NETLINK_DROP_MEMBERSHIP(r1, 0x10e, 0x2, &(0x7f0000000100)=0x13, 0x4)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:34:59 executing program 0:
r0 = socket(0x22, 0x3, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0x9, 0x1, 0x8)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x800000, 0xfeaa)
fsetxattr$security_smack_transmute(0xffffffffffffffff, &(0x7f0000000040)='security.SMACK64TRANSMUTE\x00', &(0x7f0000000080)='TRUE', 0x4, 0x1)

20:34:59 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79c", 0x43}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  315.353749] delete_channel: no stack
20:35:00 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
getsockopt$netrom_NETROM_N2(0xffffffffffffffff, 0x103, 0x3, &(0x7f0000000000)=0xae5, &(0x7f0000000040)=0x4)
pipe(&(0x7f0000000080)={<r1=>0xffffffffffffffff})
ioctl$VIDIOC_ENUMSTD(r1, 0xc0485619, &(0x7f00000000c0)={0x1000, 0x8400, "e96e91d7bb89b3fff5540d7affec492f50527efdf9439062", {0xf, 0xe114}, 0x51})
ioctl$VIDIOC_UNSUBSCRIBE_EVENT(0xffffffffffffffff, 0x4020565b, &(0x7f0000000100)={0x8001004, 0x0, 0x1})

[  315.504760] delete_channel: no stack
20:35:00 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
unlinkat(r3, &(0x7f0000000000)='./file0\x00', 0x0)

20:35:00 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r1=>0xffffffffffffffff})
socket(0xa, 0x1, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
ioctl$TUNSETNOCSUM(0xffffffffffffffff, 0x400454c8, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r4 = dup3(r1, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
ioctl$VIDIOC_G_AUDIO(r4, 0x80345621, &(0x7f00000000c0))
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r5, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r5, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r5, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r5, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r5, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
setsockopt$inet6_tcp_TCP_FASTOPEN_KEY(r5, 0x6, 0x21, &(0x7f0000000040)="7165ea166b1a1ad78d6b1d188e876371", 0x10)

20:35:00 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79c", 0x43}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:00 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
syz_init_net_socket$netrom(0x6, 0x5, 0x0)

[  315.870320] delete_channel: no stack
[  315.946345] delete_channel: no stack
20:35:00 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f00000000c0)={0xa, 0x4e20, 0x6, @rand_addr="1c5c8e9e36fda94bf3676cb95ea92a65", 0x7}, 0x1c)
write(r1, &(0x7f0000000000)="a589770fc5738ce575f0c5ec1ee0f6de6ab083bb24b8b0d31b418ceb91953f4e4d3b660bd4cb689d5a5970b3f14353e6d7cff12023ccaf344d4ad7dd651793a42b4d295c02be2dea49d611976bb555947f679b087124c38a950cdff871da05e16610bac9ff94e747a805b8fc16a74222f12d5494c8f4d8fc6d11264f5850228472865293e7f3e12ba6bee8bf26900921", 0x90)
getpeername(r0, 0x0, 0x0)

[  316.580925] delete_channel: no stack
20:35:01 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
lstat(&(0x7f0000000000)='./file0\x00', &(0x7f0000000100))

20:35:01 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
r4 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
ioctl$KVM_IRQFD(r3, 0x4020ae76, &(0x7f0000000500)={r3, 0x80000001, 0x9, r7})
r8 = syz_open_dev$vcsa(&(0x7f00000004c0)='/dev/vcsa#\x00', 0x0, 0x2)
ioctl$TIOCSETD(r8, 0x5423, &(0x7f0000000480)=0x17)
ioctl$GIO_FONTX(r4, 0x4b6b, &(0x7f0000000440)={0x95, 0x11, &(0x7f0000000040)})

20:35:01 executing program 3:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r3, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r5=>0x0]}, &(0x7f000095dffc)=0x8)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000180)={'tunl0\x00', <r6=>0x0})
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r7, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r7, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r7, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r7, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r7, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r7, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r8 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r8, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r9 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r9, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r9, &(0x7f0000000100)={0x11, 0x0, <r10=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r8, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r10}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
r11 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r11, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r12 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r12, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r12, &(0x7f0000000100)={0x11, 0x0, <r13=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r11, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r13}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
ioctl$sock_SIOCADDRT(r7, 0x890b, &(0x7f00000001c0)={0x0, @hci={0x1f, r10}, @hci={0x1f, <r14=>r13, 0x2}, @ax25={0x3, @null}, 0x8, 0x0, 0x0, 0x0, 0x7fff, 0x0, 0x20, 0x7, 0x1})
r15 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r15, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r15, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r15, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r15, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r15, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r15, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r16 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r16, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r17 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r17, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r17, &(0x7f0000000100)={0x11, 0x0, <r18=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r16, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r18}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
ioctl$ifreq_SIOCGIFINDEX_vcan(r15, 0x8933, &(0x7f00000005c0)={'vcan0\x00', <r19=>r18})
getpeername$packet(0xffffffffffffffff, &(0x7f0000000600)={0x11, 0x0, <r20=>0x0, 0x1, 0x0, 0x6, @link_local}, &(0x7f0000000640)=0x14)
r21 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r21, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r22=>0x0}, &(0x7f0000cab000)=0xc)
chown(&(0x7f00000001c0)='./file0\x00', r22, 0x0)
sendmsg$nl_route(r1, &(0x7f0000000740)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0xa0b532868bf3ae03}, 0xc, &(0x7f0000000700)={&(0x7f0000000680)=@ipmr_delroute={0x4c, 0x19, 0x800, 0x70bd2a, 0x25dfdbfd, {0x80, 0xfa8fc8ba74f4676d, 0x10, 0x5, 0xfe, 0x1, 0xfe, 0x1, 0x1700}, [@RTA_OIF={0x8, 0x4, r6}, @RTA_MULTIPATH={0xc, 0x9, {0x8, 0xa4, 0xff, r14}}, @RTA_IIF={0x8, 0x1, r19}, @RTA_MULTIPATH={0xc, 0x9, {0x9, 0x6, 0x93, r20}}, @RTA_UID={0x8, 0x19, r22}]}, 0x4c}, 0x1, 0x0, 0x0, 0x80}, 0x20000000)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r5}, 0x10)
openat$vnet(0xffffffffffffff9c, &(0x7f0000000100)='/dev/vhost-net\x00', 0x2, 0x0)
setsockopt$inet_sctp_SCTP_MAXSEG(r2, 0x84, 0xd, &(0x7f0000000000)=@assoc_id=r5, 0x4)
bind$nfc_llcp(r2, &(0x7f0000000080)={0x27, 0x0, 0x0, 0x2, 0x4, 0x2e, "daec4f6f4858ad1d2b425540ce02303ac07dea2eae2a08d4021956c8c41f8d85c24f28c990399f0a4d81512e76a1f02ec14a7092d112e719d5fa01cc167009", 0x3d}, 0x60)
r23 = socket(0x9, 0x1, 0x99)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r23, 0x84, 0xe, 0x0, 0x0)

20:35:01 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79c", 0x43}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:01 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
getpid()
mq_notify(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x40002a, 0x1, @thr={&(0x7f0000000040)="11cd34cacce0ab2686d6e61efc9c6347e53ae23939dbcab992fc2a79ff939b5a849e355a974be631274a7b8d9de5e2f705b8214c261abc906dc6eba068069a4d29840174df9bd9fad8f1aabdafc7120b7c291fa3529c34d9657414183405819bac247a614975b466470d2205b2f273d9fc7dbbea7678f50ae6", &(0x7f00000000c0)="e172ab26470526ce7ffb2cbe7e8043e9b0927db9976998961891c4df0c9a2d1ecf277ac6bcc248978c87a9799d2292b00a157ca502e76efa0a395c577cdf95fbf60ceda709c5f4d674f19259b13f0c9730824bc0"}})

20:35:01 executing program 4:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
write$P9_RXATTRCREATE(r2, &(0x7f0000000000)={0x7, 0x21, 0x1}, 0x7)
r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000040)=0x11)
r4 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f00000000c0)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff)
add_key(&(0x7f0000000080)='pkcs7_test\x00', 0x0, &(0x7f0000000200)="3081a3", 0x1001, r4)
keyctl$set_timeout(0xf, r4, 0x6)
r5 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r6 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r5, 0x40042408, r6)
r7 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r7, r5, 0x0, 0x0, 0x0}, 0x30)
r8 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r8, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r8, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r8, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r8, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r8, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r8, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$getownex(r8, 0x10, &(0x7f0000000100)={0x0, <r9=>0x0})
r10 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r10, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r10, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r10, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r10, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r10, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r10, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
kcmp(r7, r9, 0x6, r1, r10)
ioctl$TCSETS2(r3, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

20:35:01 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa", 0x44}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  316.977427] delete_channel: no stack
20:35:01 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x5, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
ioctl$FS_IOC_GETVERSION(r3, 0x80087601, &(0x7f0000000040))

20:35:01 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$VIDIOC_S_SELECTION(r3, 0xc040565f, &(0x7f0000000000)={0xb, 0x2, 0x4, {0x101, 0x8, 0x5, 0x6}})
getpeername(r0, 0x0, 0x0)

20:35:01 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(0xffffffffffffffff, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:01 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getsockopt$rose(r1, 0x104, 0x4, &(0x7f0000000000), &(0x7f0000000040)=0x4)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  317.168538] delete_channel: no stack
[  317.217773] delete_channel: no stack
20:35:01 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
r4 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r4, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r4, 0x402c542b, &(0x7f0000000040)={0x9c, 0x1, 0x400, 0x5, 0x7, "023cb13e411d54e47c1d493308b8f5277cd736", 0x8, 0x7})
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

[  317.318152] delete_channel: no stack
20:35:01 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa", 0x44}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:01 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r0, 0x40042408, r1)
r2 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r2, r0, 0x0, 0x0, 0x0}, 0x30)
ptrace$cont(0x41, r2, 0x1933, 0x1)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xd9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
openat$selinux_policy(0xffffffffffffff9c, 0x0, 0x0, 0x0)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getpeername(0xffffffffffffffff, 0x0, 0x0)

20:35:02 executing program 0:
prctl$PR_SET_MM_AUXV(0x23, 0xc, &(0x7f0000000040)="5199fcc032db09ad4a8b6c4aabe92564bcd323a1bbbf22cf4487adf9bc96a58d9cb60e86c9f27c51dc5df344eaad84491f45445eff73443e178aee345a0b07386429757c4cf71e93607275602f9e1ec3c0ed63fcd789480d5f79065cdd3991fe30e235a07adf9c634cbbb2bf8e6263eba875b42400303a113526e03e9b54935e2fe115b0a0", 0x85)
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000))
r1 = socket(0xa, 0x1, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22, 0x0, @remote}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r3 = dup3(r2, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = getpgid(0xffffffffffffffff)
process_vm_readv(r4, &(0x7f0000000280)=[{&(0x7f0000000180)=""/189, 0xbd}, {&(0x7f0000000240)=""/48, 0x30}], 0x2, &(0x7f0000000580)=[{&(0x7f00000002c0)=""/123, 0x7b}, {&(0x7f0000000340)}, {&(0x7f0000000380)=""/228, 0xe4}, {&(0x7f0000000480)=""/95, 0x5f}, {&(0x7f0000000500)=""/113, 0x71}], 0x5, 0x0)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x40, 0xfffffca4)
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
dup2(r5, r6)
r7 = accept4$vsock_stream(r6, &(0x7f0000000100)={0x28, 0x0, 0x0, @my=0x1}, 0x10, 0x80000)
ioctl$EXT4_IOC_MOVE_EXT(r7, 0xc028660f, &(0x7f0000000140)={0x0, r3, 0x7fff, 0x9, 0x7, 0x70})
ioctl$HDIO_GETGEO(r3, 0x301, &(0x7f0000000340))
eventfd2(0x1, 0x800)

[  317.448406] delete_channel: no stack
[  317.459444] delete_channel: no stack
[  317.532281] delete_channel: no stack
20:35:02 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631", 0x0, 0x4})

20:35:02 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$notify(r1, 0x402, 0x1)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:02 executing program 3:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

[  317.679080] delete_channel: no stack
[  317.747029] delete_channel: no stack
20:35:02 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa", 0x44}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  317.808264] delete_channel: no stack
[  317.826910] delete_channel: no stack
[  317.831199] delete_channel: no stack
[  317.876260] delete_channel: no stack
20:35:02 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f00000015c0)='/proc/capi/capi20ncci\x00', 0x240, 0x0)
sendmmsg$alg(r1, &(0x7f000000cb40)=[{0x0, 0x0, &(0x7f0000002980)=[{&(0x7f0000001600)="6650ab7c3b15f49ff1b187f6f066db24b5f9e852f4fe3db2848364050f46c23fd87676fb9cb9bf4cbb46040426820f1c2d2ff627a08d8b4bd90b480d1a29e45b603abf4b81138e476c3cce77866398d51ba62733bfd61c64aec93a06261c0be47ae5603cd5789cdd7cf9954ec729186588c51f52eccbf7f45d084840942f9329be0647bf0044eef67e6a2137781ab198eb629e25fab719d3d3", 0x99}, {&(0x7f00000016c0)="acba446869db8e05abefcebf99b6adf710ff3401d672532b0761ab569ee47361fe237a9010f56391ff567cee51302264d9facc0e687af6bb8b7c2722865e1149ed5b8c13a01d0d3d079adb543f6939f6906493af88fc8dcc839bef326b1731789213374d4fe1d8c61559991582b41148e0c94db65a97e3bcc9277249f299b0a2589d0ef650ba3131a4441c06a489cdc5be0a84358a2e9e1948e52d0e86cc26b38a9d2ba82c8aa74cf72166086c4cb3506806350942823fc7d874556f93a2f501bc2c1f2f4ad04459acc20f0d311661491d3765ef98c0917f77c7d8b6ce561a3e", 0xe0}, {&(0x7f00000017c0)="4598633e96a19ae8b1cc3cd5896b0fce7c0aab4114fa439fe247cfda514627d5f315a8f58d2b4e6defcf655cd07ee33a58aec8e71f81823a67b5818c2522de429ae892108f6ab5cfcec5d876", 0x4c}, {&(0x7f0000001840)="d77ebd6bcd43db0117b45738f14834979c6b790d291a683fc45740beb95921c789985d3600a321c8c74582d016ba686048f0b35ef473caf6fd016dc955b280f582bd87b039f9053912fb41863d9fb26e57a7586b37a45b980fe3bff151c9dd209d4c370765b3adb3d07ff71b3c6ac7c2cd592f27a09aa830014721d6fffdd6d1e4fc1fcb3cf2fa82aac745c3aeaf12ce9f9b59eeff7bdccc1447201b99e6689750d42833223957ea759391951c7090e0763d660fbc2d3837", 0xb8}, {&(0x7f0000001900)="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@iv={0x40, 0x117, 0x2, 0x25, "995b1471587d06d698084ad26e9f8f000c0e70c529cdee8b199a1753cb967d833bf4850d60"}], 0x1070, 0x2004003}, {0x0, 0x0, &(0x7f000000ca80)=[{&(0x7f000000b780)="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0x1000}, {&(0x7f000000c780)="ee324a1d169fd3d96f78e629b56e1ec1261f6600b911303a1557cef108c17344da373908b7ee6afd39c118f2cb7f8baa5d3a3ce5d49c038945bf2e4ff5791bd9e0b1385837ad803223b62fd896866bece8866ff710f33b35226cffda33c091acb274da6a3840744d2b7a4ff229c2a9667c8609351396c05c618cee79c653996bb429e2140befe1c452a05fdd46678ebbd2eeafbc626c3dfe2f12", 0x9a}, {&(0x7f000000c840)="211172adf447ba031fc124bf99abcf2ec1a94e52f0f25c67cf1a7b18d6c4c13009283124b37787ac2286c740ae3c779609144a5ab5dfdb75ab7eff848e0486ebc76b56808f7455c0603cb10b0b94460e79e4635bf6782fbde85912047ba3783ba7ba1d80ab25ed5bcf3c6f6009a383dfbb37651d2c920e25bd4cc2f93886b763e73792f70d77c11c3ffa63707788399a86a1c83b35f80e2957b1316ec6bd5f04b37afb527040659833564b9801e22fa1152bb3e66f13141555fed231aae8e632ca", 0xc1}, {&(0x7f000000c940)="e00ae887901adc408a3e20b38328232a160f9b871607d9f841c89e448b7791e027fdcb1a77ef21f88afd6849a90d5c0e33c72852b9db140dacff916b834277c60938cf5cc3b3faa351563bf99d126a118cd12eb086f51bc170b2d6d1869b0d2ec4a97220b83e586be413047d67f09752f7cb68fd50e022657b45e6857911deeb5fab9766b906b1856b5b926178321de7709ae98231df01aaca87fcb3f3f8663a44d65ce141df33656a16fc8c55e67b8e27781b4d55251427358419ae9506b9da65f87654896b3ea85f882b03", 0xcc}, {&(0x7f000000ca40)="87b585b41946dc487af39456c6e8bf7cb49dacafc45b8c9c2fbb12e1cd93c426acccca", 0x23}], 0x5, &(0x7f000000cb00), 0x0, 0x20008040}], 0x8, 0x20000000)

20:35:02 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
set_mempolicy(0x1, &(0x7f0000000040)=0x8000, 0x1)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
r4 = socket$unix(0x1, 0x5, 0x0)
ioctl$sock_FIOGETOWN(r4, 0x8903, &(0x7f0000000000))

20:35:02 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
r4 = syz_open_dev$vcsn(&(0x7f0000000040)='/dev/vcs#\x00', 0x0, 0x0)
getsockopt$TIPC_SOCK_RECVQ_DEPTH(r4, 0x10f, 0x84, &(0x7f0000000080), &(0x7f00000000c0)=0x4)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:35:02 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x4, "9f0312e2e70000000000000000003100", 0x400000})

20:35:02 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f00000000c0)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff)
add_key(&(0x7f0000000080)='pkcs7_test\x00', 0x0, &(0x7f0000000200)="3081a3", 0x1001, r1)
r2 = add_key$keyring(&(0x7f0000000000)='keyring\x00', &(0x7f0000000040)={'syz', 0x2}, 0x0, 0x0, r1)
keyctl$KEYCTL_PKEY_QUERY(0x18, r2, 0x0, &(0x7f0000000100)='%self-mime_type\x00', &(0x7f0000000140))
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  318.156805] delete_channel: no stack
20:35:02 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(0x0, &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  318.210364] delete_channel: no stack
[  318.224765] delete_channel: no stack
20:35:02 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
r2 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000040)='/dev/snaqshot\x00', 0x20000, 0x0)
ioctl$MON_IOCT_RING_SIZE(r2, 0x9204, 0x64729)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f00000000c0)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_inet_SIOCGIFBRDADDR(r1, 0x8919, &(0x7f0000000000)={'veth0_to_bridge\x00', {0x2, 0x4e23, @multicast1}})

20:35:02 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000000)=0x10)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

20:35:02 executing program 0:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
write$P9_RLERRORu(r2, &(0x7f0000000040)={0x11, 0x7, 0x2, {{0x4, '^GPL'}, 0x8000}}, 0x11)
r3 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r3, 0x111, 0x1, 0x0, 0xfea1)

20:35:03 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:03 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(0x0, &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:03 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
r6 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r6, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r7 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r8=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r6, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r8}, 0x10)
setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r5, 0x84, 0x1f, &(0x7f0000000040)={r8, @in6={{0xa, 0x4e21, 0x2, @local, 0xd623}}, 0x0, 0x77}, 0x90)

[  318.519165] delete_channel: no stack
[  318.577368] delete_channel: no stack
20:35:03 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000100)={{{@in6=@mcast1, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, <r3=>0x0}}, {{@in=@dev}, 0x0, @in6}}, &(0x7f0000000000)=0xe8)
ioctl$SIOCAX25ADDUID(r1, 0x89e1, &(0x7f0000000200)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r3})

20:35:03 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)

20:35:03 executing program 0:
r0 = socket(0xa, 0x2, 0x23)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$NBD_SET_BLKSIZE(r3, 0xab01, 0x43f8)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r3, 0x6, 0x23, &(0x7f0000000040)={&(0x7f0000ffd000/0x1000)=nil, 0x1000}, &(0x7f0000000080)=0x10)

20:35:03 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
arch_prctl$ARCH_MAP_VDSO_X32(0x2001, 0xff0)
getpeername(r0, 0x0, 0x0)

20:35:03 executing program 1:
r0 = getpgid(0x0)
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, @perf_config_ext, 0x2000, 0x0, 0x0, 0x0, 0x571}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
open(&(0x7f0000000000)='./file0\x00', 0x4100, 0x80)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
pwrite64(r1, &(0x7f0000000100)="f0214f71d197a60e2e896bb722609b0a897244a30622cf27b42499fba05a44049d737bce67755c76ca34d861ce48a9bff36f51b6d813bb4b3d95416037560f90a21ae0da669c9261c166d9cd9a614af6239f9d0f8dddca2eaf4170fd35f36632e15074c0c64f4353d6625a7d7b8469435feb205eb57a22985ee8e25858f2078f7f56507fe627f21678eb2eef32c303923e51cdfe76824e1920a89547b5c89257969f19d76647bf389a752372aa32d81c1a426fdd342ab7", 0xb7, 0x6)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r2 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r2, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
r3 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r3, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TIOCGICOUNT(r3, 0x545d, 0x0)
recvmmsg(r2, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  318.775514] delete_channel: no stack
[  318.782278] delete_channel: no stack
[  318.793515] delete_channel: no stack
[  318.801273] delete_channel: no stack
20:35:03 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(0x0, &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  318.842879] delete_channel: no stack
20:35:03 executing program 3:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r0, r2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x0)
fsetxattr$trusted_overlay_redirect(r1, &(0x7f0000000040)='trusted.overlay.redirect\x00', &(0x7f0000000080)='./file0\x00', 0x8, 0x0)
r7 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r7, 0x84, 0xe, 0x0, 0x0)

[  318.975456] delete_channel: no stack
[  319.083301] delete_channel: no stack
20:35:03 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$PERF_EVENT_IOC_PERIOD(r4, 0x40082404, &(0x7f0000000640)=0x2d)
r5 = openat$null(0xffffffffffffff9c, &(0x7f0000000580)='/dev/null\x00', 0x104000, 0x0)
ioctl$sock_SIOCSIFVLAN_SET_VLAN_EGRESS_PRIORITY_CMD(r5, 0x8983, &(0x7f00000005c0)={0x3, '\x00', {0xee9}, 0x3})
ioctl$SG_SET_COMMAND_Q(0xffffffffffffffff, 0x2271, &(0x7f0000000680))
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r6, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r6, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r6, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r6, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r6, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r6, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_inet6_tcp_SIOCATMARK(r6, 0x8905, &(0x7f0000000000))
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x5, @mcast2, 0x7}, 0x1c)
write$binfmt_aout(r1, &(0x7f0000000740)=ANY=[@ANYBLOB="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"], 0x39f)

20:35:03 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
r4 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r4, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r5 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, <r6=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r6}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
connect(r1, &(0x7f0000000040)=@hci={0x1f, r6, 0x2}, 0x80)

[  319.178231] delete_channel: no stack
20:35:03 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
socket(0xa, 0x1, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xd9, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0xa, @mcast1, 0xfffffffe}, 0x1c)
openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/avc/cache_threshold\x00', 0x2, 0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r5, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r5, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r5, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r5, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r5, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
memfd_create(&(0x7f0000000080)='em1\x00', 0x4)
r6 = dup3(r0, r0, 0x40000)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
r7 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r7, 0x84, 0xe, 0x0, 0x0)

20:35:03 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', 0x0, 0x0, 0x0, 0x0)

20:35:03 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
pipe(&(0x7f0000000000)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
ioctl$sock_inet6_tcp_SIOCATMARK(r2, 0x8905, &(0x7f0000000040))
getpeername(r0, 0x0, 0x0)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f0000000440)=<r4=>0x0)
r5 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r6=>0x0}, &(0x7f0000cab000)=0xc)
chown(&(0x7f00000001c0)='./file0\x00', r6, 0x0)
lstat(&(0x7f00000007c0)='./file0\x00', &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, <r7=>0x0})
r8 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r8, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r8, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r8, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r8, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r8, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r8, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r9 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000540)='/dev/sequencer\x00', 0x8801, 0x0)
r10 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r11 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r10, 0x40042408, r11)
r12 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r12, r10, 0x0, 0x0, 0x0}, 0x30)
r13 = geteuid()
r14 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r14, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, <r15=>0x0}, &(0x7f0000cab000)=0xc)
lsetxattr$system_posix_acl(&(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='system.posix_acl_access\x00', &(0x7f0000000640)=ANY=[@ANYBLOB="020000000100000000000000040000000000000008000000", @ANYRES32=r15, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=r15, @ANYBLOB="10000600000000002000000000000000c3082527fbbf375e01a49eb0c63966460c93978a5e51d8e875d4440036e07992aba6f0bd9b5280fbdb81bf76beef414ee8129d17402a2d0cbca31c7c1fad48303c4ebde790dc8d59fa72db836c1fc9f98ce77b8954a14a38138d0fc6ab2f077e71dbe11e2b64bd936cfbb42dfa7330c66d6d9503dacc761a78dc64b9f74461c6bb334d95941b3f4870ee43baa1e245421111c54a1db559ce4fa040cff7db7902075d133491712c3a58cdefa9bb188de6fbd12a4f280f1f86f8dacea9"], 0x34, 0x0)
r16 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r16, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r16, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r16, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r16, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r16, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r16, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r17 = openat$selinux_load(0xffffffffffffff9c, &(0x7f0000000580)='/selinux/load\x00', 0x2, 0x0)
r18 = openat$tun(0xffffffffffffff9c, &(0x7f00000005c0)='/dev/net/tun\x00', 0x0, 0x0)
r19 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r19, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r19, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r19, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r19, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r19, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r19, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r20 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r20, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r20, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r20, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r20, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r20, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r20, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000700)={&(0x7f0000000080)=@abs={0x3, 0x0, 0x4e24}, 0x6e, &(0x7f00000003c0)=[{&(0x7f0000000100)="a0017fe5a5d7e842d5030e904ba62a12ceff6148bf040393e31c8ec8db9b44c431453b258b362ba2b192aa7fff51596c75ed33dfff71a1efae4a07383162b7415ba87b07c83e126e2eb273491e07316417d8f31bae27b9d42af1524fef81a64a10b05bdcf741edc795d38f5c4132a8aa381507e8ebfb1f0ffc33ddde57e3163e99666971aba6ffd46da7b80256fbb550c7c69a53ce25f2cc21af96e122da3f952217cf3e5ce7c21256ec304e7eb90e28578b1364d312dfc62f9d1813f9e8e91a1560080328e35286b29d7b376f2839a2aebd501f2794796d", 0xd8}, {&(0x7f0000000200)="d0ac960324a4e50c8d3da6a6ce5dfdb7a18d09ad12aa03710aadbeb9745486ce73bfe6e560e01d9e97a0b2a851f244ac4e66155536bc0dec27d67bd2b878eef8ca9f18d6c6d8a73bb9ecfc1e2ca184e9ae0c6ac06ec1", 0x56}, {&(0x7f0000000280)="416605c786a70ad513e2df8f610aed30f5f58b2b", 0x14}, {&(0x7f00000002c0)="8119f36caa910297973b132123bd81f729838a8729b9fa57fa559ff038c5a5ce638bcc337423965eddbf7c018457d7a60675ccadcece87e6f1feb2778a634a744a7248db78633c044002e1167c7aa5484ec7ff3a123107099999a6eb206c", 0x5e}, {&(0x7f0000000340)="57e28bd690a449ff62ff28bbfeba77e957c534040b2d4bd3c08fb261e21a1d7ca7808d26c4eef16b5f4a2ef2fc6743513e84f6514be1b16b50b1fd205c7394a93454e010f95787b70ae51dd2a50c7748297432cccd7dca13e28c1aaf5898fffa128a12bb36c23a", 0x67}], 0x5, &(0x7f0000000600)=[@cred={{0x1c, 0x1, 0x2, {r4, r6, r7}}}, @rights={{0x24, 0x1, 0x1, [r1, r0, r2, r1, r8]}}, @rights={{0x18, 0x1, 0x1, [r2, r9]}}, @cred={{0x1c, 0x1, 0x2, {r12, r13, r15}}}, @rights={{0x38, 0x1, 0x1, [r2, r0, r0, r16, r17, r18, r19, r20, 0xffffffffffffffff, r2]}}, @rights={{0x24, 0x1, 0x1, [r0, r2, 0xffffffffffffffff, r0, r0]}}], 0xe0, 0x40000}, 0x4000000)

20:35:04 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0xd2, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcsa\x00', 0x4521e0, 0x0)
ioctl$KVM_PPC_GET_SMMU_INFO(r2, 0x8250aea6, &(0x7f0000000100)=""/222)
syz_open_pts(r1, 0x20200)

[  319.523237] delete_channel: no stack
[  319.538307] delete_channel: no stack
[  319.557028] delete_channel: no stack
20:35:04 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
setsockopt$inet6_tcp_TCP_QUEUE_SEQ(r0, 0x6, 0x15, &(0x7f0000000000)=0x7, 0x4)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:04 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, 0x0, 0x0)
prctl$PR_SET_DUMPABLE(0x4, 0x0)

20:35:04 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', 0x0, 0x0, 0x0, 0x0)

20:35:04 executing program 2:
syz_open_dev$vbi(&(0x7f0000000000)='/dev/vbi#\x00', 0x2, 0x2)
getpeername(0xffffffffffffffff, 0x0, 0x0)
r0 = socket(0x22, 0x2, 0x23)
dup2(0xffffffffffffffff, r0)
r1 = syz_genetlink_get_family_id$SEG6(&(0x7f0000000080)='SEG6\x00')
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$VIDIOC_S_PARM(r4, 0xc0cc5616, &(0x7f0000000180)={0x0, @raw_data="4c427926ffdb751e8a0c3526fcbcef3f57a7ed5440eb9a75d4fae8fea97903f332ab1b35b7596acbd4141f773af4ef5a214178d41951cfbc82eb4701a6d7d1298cb1328b2079babfd8c7bcb26cb2d53f6ccc31d42c283fb460cbdae81761f9088dbcf7d5c5db1f1973001438885e1421a763817e908f3e6e4d13301a9bdf08bb1a5f6b7bc881ca8e1c282d6a4043b96c150f8209e6fbe743a8ed5b7e1f983c7e41eabe2eb4a0bf5f0f55a52eb218144d6f703ba1f47ea5c4cfe1a2993b158d689bd002ace645d866"})
sendmsg$SEG6_CMD_SETHMAC(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0xdf1a014c78e40e6f}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0xffffffffffffff02, r1, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@SEG6_ATTR_SECRETLEN={0x8, 0x5, 0x5}, @SEG6_ATTR_SECRETLEN={0x8, 0x5, 0x3}]}, 0x21b}, 0x1, 0x0, 0x0, 0x4010100}, 0x4)

20:35:04 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
r7 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nvme-fabrics\x00', 0x0, 0x0)
setsockopt$IP_VS_SO_SET_ADDDEST(r7, 0x0, 0x487, &(0x7f0000000080)={{0x98, @loopback, 0x4e23, 0x1, 'nq\x00', 0x3, 0x6f3edade, 0x7}, {@loopback, 0x4e23, 0x3, 0x10000, 0x5d09, 0x2}}, 0x44)
r8 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dlm_plock\x00', 0x129200, 0x0)
setsockopt$inet_tcp_TLS_RX(r8, 0x6, 0x2, &(0x7f0000000140)=@ccm_128={{}, "1e10b22ca8b33055", "be038a8d096045ce334d2425723a964e", "5fc9e042", "6bd785e3153890ed"}, 0x28)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
ioctl$LOOP_SET_DIRECT_IO(r6, 0x4c08, 0x7)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  319.937684] delete_channel: no stack
[  320.007822] delete_channel: no stack
20:35:04 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
dup(r1)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  320.062464] delete_channel: no stack
[  320.070999] delete_channel: no stack
20:35:04 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
open(&(0x7f0000000040)='./file0\x00', 0x120500, 0x4)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

[  320.125328] delete_channel: no stack
20:35:04 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$setlease(r1, 0x400, 0x0)
getpeername(r0, 0x0, 0x0)
r2 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dlm-control\x00', 0x193000, 0x0)
ioctl$USBDEVFS_SETCONFIGURATION(r2, 0x80045505, &(0x7f0000000040)=0x2)

20:35:04 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', 0x0, 0x0, 0x0, 0x0)

[  320.345907] delete_channel: no stack
20:35:04 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
ioctl$void(r0, 0x5450)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_TIOCOUTQ(r1, 0x5411, &(0x7f0000000000))
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

[  320.418226] delete_channel: no stack
20:35:05 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20\x00', 0x100, 0x0)
r2 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r3=>0x0}, &(0x7f0000cab000)=0xc)
chown(&(0x7f00000001c0)='./file0\x00', r3, 0x0)
lstat(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, <r4=>0x0})
write$FUSE_ATTR(r1, &(0x7f0000000100)={0x78, 0x0, 0x8, {0x0, 0x1, 0x0, {0x2, 0x5, 0x5, 0x570, 0x8, 0x3, 0x6f, 0x5, 0x3, 0x1, 0x5, r3, r4, 0x1, 0x8984}}}, 0x78)
getpeername(r0, 0x0, 0x0)

20:35:05 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r5 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r5, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r6 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, <r7=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000003c0)=ANY=[@ANYBLOB="4000000010003b0e000000000100000000000000", @ANYRES32=0x0, @ANYBLOB="030000000000000008000a00", @ANYRES32=r7, @ANYBLOB="18001200084a5e400d395571289e8912a104681b00010367726500b053b41f127e0c0002000800e009870b5ecf759d7ccf184b42ff8e4736a4445658bdd97071ef5572985f65015ae3962ea128356f1fbf100288a7fe0c1cc922ff40652149d40ca18514287cd777e4306f9cd05e93b91f48a9c08a5147ea6ed9657b669e553c4d925697543e0824dc766e0a2952f80da9b82e4d1d4e9620ccb52ec1f8dadbb39f71bc6d02c1a738f571ca07a29beb854490edb6b6"], 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'ip6erspan0\x00', <r8=>r7})
ioctl$sock_SIOCADDRT(r4, 0x890b, &(0x7f00000000c0)={0x0, @ipx={0x4, 0x1, 0x0, "9a9d317ee56e", 0x20}, @can={0x1d, r8}, @vsock={0x28, 0x0, 0x2710, @reserved}, 0x3, 0x0, 0x0, 0x0, 0x7, &(0x7f0000000080)='bond_slave_0\x00', 0x9147, 0x10001, 0x3})

20:35:05 executing program 5:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f0000000100)={{{@in6=@mcast1, @in=@dev, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, <r3=>0x0}}, {{@in=@dev}, 0x0, @in6}}, &(0x7f0000000000)=0xe8)
ioctl$SIOCAX25ADDUID(r1, 0x89e1, &(0x7f0000000200)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r3})

20:35:05 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:05 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
r6 = syz_open_procfs(0x0, &(0x7f0000000280)='coredump_filter\x00')
write$cgroup_type(r6, 0x0, 0x425)
getpeername$ax25(r6, &(0x7f0000000100)={{0x3, @default}, [@remote, @default, @netrom, @remote, @netrom, @bcast, @bcast, @netrom]}, &(0x7f0000000000)=0x48)
r7 = socket$nl_generic(0x10, 0x3, 0x10)
r8 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000000)='IPVS\x00')
sendmsg$IPVS_CMD_GET_DEST(r7, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000003c0)=ANY=[@ANYBLOB="28000000d7583eab9541e10425a195a79e56daf176c0aa9d3beab38129b58893b5c912f8d6821535b95e04a61a081740039fb7f4c268b84298992f7522f6e3c170c4a1b9b8a7efff45e64e68568dea", @ANYRES16=r8, @ANYBLOB="010f000000000000000008000000"], 0x28}}, 0x1c)
sendmsg$IPVS_CMD_FLUSH(r6, &(0x7f0000000200)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x200020}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)={0xcc, r8, 0x800, 0x70bd29, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x1}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x3f}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x9}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x80000000}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x9}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x5e}, @IPVS_CMD_ATTR_SERVICE={0x4c, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'nq\x00'}, @IPVS_SVC_ATTR_SCHED_NAME={0xc, 0x6, 'lblc\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x67}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@initdev={0xfe, 0x88, [], 0x1, 0x0}}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x3ff}, @IPVS_SVC_ATTR_NETMASK={0x8, 0x9, 0x28}, @IPVS_SVC_ATTR_PROTOCOL={0x8, 0x2, 0x7f}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x2c, 0x3, [@IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @empty}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x8, 0x4, 0x46}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x8, 0x8, 0xc0}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x8, 0x7, 0x4e21}]}]}, 0xcc}, 0x1, 0x0, 0x0, 0x2000000}, 0x84)
sendmsg$IPVS_CMD_NEW_SERVICE(r4, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100010}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r8, 0x200, 0x70bd25, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x40}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x2}, @IPVS_CMD_ATTR_DEST={0x20, 0x2, [@IPVS_DEST_ATTR_PORT={0x8, 0x2, 0x4e21}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@dev={0xfe, 0x80, [], 0x21}}]}, @IPVS_CMD_ATTR_DEST={0xc, 0x2, [@IPVS_DEST_ATTR_WEIGHT={0x8, 0x4, 0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x800}, 0x4000000)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:05 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TIOCL_UNBLANKSCREEN(r1, 0x541c, &(0x7f0000000000))
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

[  320.861381] delete_channel: no stack
20:35:05 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(0xffffffffffffffff, 0x0, 0xfffffee5, 0x80, &(0x7f0000000380)={0xa, 0x4e22, 0x8000, @loopback, 0x10000}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getpeername(r0, 0x0, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000)='/dev/bsg\x00', 0x200, 0x0)

[  320.927800] delete_channel: no stack
20:35:05 executing program 3:
r0 = socket(0x22, 0x2, 0x4)
r1 = socket(0x22, 0x2, 0x23)
dup2(r0, r1)
r2 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r3 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r4=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r4}, 0x10)
getsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000040)={r4, 0x8000, 0x3f}, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x5)
setsockopt$sock_timeval(r0, 0x1, 0x42, &(0x7f00000000c0), 0x10)
r8 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r8, 0x84, 0xe, 0x0, 0x0)

[  320.985296] delete_channel: no stack
[  321.038770] delete_channel: no stack
[  321.067299] delete_channel: no stack
[  321.137777] delete_channel: no stack
[  321.164390] delete_channel: no stack
20:35:05 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0xffffffffffffffa3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x101, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
ioctl$EVIOCSABS0(r0, 0x401845c0, &(0x7f0000000000)={0x1ff, 0x65d, 0x7fffffff, 0x20, 0x6, 0x79})
mount(&(0x7f0000000040)=@nbd={'/dev/nbd', 0x0}, &(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='binder\x00', 0x4240400, &(0x7f0000000180)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea')
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:05 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = creat(&(0x7f0000000000)='./file0\x00', 0x80)
socket$isdn_base(0x22, 0x3, 0x0)
ioctl$TIOCSLCKTRMIOS(r1, 0x5457, &(0x7f0000000040))
syz_init_net_socket$nfc_llcp(0x27, 0x1, 0x1)
getpeername(r0, 0x0, 0x0)

20:35:05 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
r6 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r6, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r7 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r8=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r6, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r8}, 0x10)
setsockopt$inet_sctp_SCTP_DEFAULT_PRINFO(r5, 0x84, 0x72, &(0x7f0000000040)={r8, 0x10001}, 0xc)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  321.317465] delete_channel: no stack
[  321.322562] delete_channel: no stack
[  321.328547] delete_channel: no stack
20:35:06 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
r3 = creat(&(0x7f0000000180)='./file0\x00', 0x3a6)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x20)
r4 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
ioctl$sock_SIOCINQ(r2, 0x541b, &(0x7f0000000140))
r6 = socket(0xa, 0x1, 0x0)
r7 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r7, 0x5423, &(0x7f0000000040)=0x11)
ioctl$KDGKBLED(r7, 0x4b64, &(0x7f0000000080))
r8 = socket(0x22, 0x2, 0x4)
r9 = socket(0x22, 0x2, 0x23)
dup2(r8, r9)
setsockopt$netlink_NETLINK_TX_RING(r9, 0x10e, 0x7, &(0x7f0000000100)={0x9, 0x6, 0x5, 0x1}, 0x10)
r10 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r10, 0x8912, 0x400200)
unlinkat(r10, &(0x7f0000000040)='./file0\x00', 0x0)
getsockopt$inet_sctp_SCTP_STATUS(r4, 0x84, 0xe, 0x0, 0x0)

[  321.620615] delete_channel: no stack
20:35:06 executing program 2:
ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f00000001c0)={'lo\x00\x00\x00\x00\x00\x00\xed\xff\xff\xff\xff\xff\xff\xff'})
r0 = socket(0x80000000000000a, 0x2, 0x0)
connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @remote, 0x3}, 0x1c)
ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f0000000000)={'lo\x00\x00\x00\x00\x04\x00\x00\x00\x00\x06\x00', 0xfd})
r1 = socket$unix(0x1, 0x2, 0x0)
r2 = fcntl$dupfd(r1, 0x0, r1)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
setsockopt$inet6_group_source_req(r0, 0x29, 0x11, &(0x7f0000000200)={0x2, {{0xa, 0x0, 0x0, @ipv4={[], [], @initdev={0xac, 0x1e, 0x0, 0x0}}}}, {{0xa, 0x0, 0x0, @dev}}}, 0x108)
r3 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r3, 0x0, 0x0)

20:35:06 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa", 0x44}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  321.717990] delete_channel: no stack
[  321.724032] delete_channel: no stack
[  321.731361] delete_channel: no stack
20:35:06 executing program 1:
fcntl$getownex(0xffffffffffffffff, 0x10, &(0x7f0000000000)={0x0, <r0=>0x0})
perf_event_open(&(0x7f000001d000)={0x1, 0x339, 0x0, 0x0, 0x9, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x7333ffce}, 0x0, 0x0, 0x0, 0x8}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  321.786897] delete_channel: no stack
[  321.894407] delete_channel: no stack
20:35:06 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={<r1=>0xffffffffffffffff})
r2 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x5)
r3 = socket$inet_udplite(0x2, 0x2, 0x88)
r4 = dup(r3)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r2, 0x400443c9, 0x0)
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r1, r5, 0x0)
prctl$PR_SET_UNALIGN(0x6, 0x6)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  321.923373] delete_channel: no stack
[  321.957350] delete_channel: no stack
20:35:06 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631", 0x3})

20:35:06 executing program 2:
r0 = socket(0x22, 0x2, 0x4)
r1 = socket(0x22, 0x2, 0x23)
sendmsg$nl_netfilter(0xffffffffffffffff, &(0x7f0000001640)={0x0, 0x0, &(0x7f0000001600)={&(0x7f0000001280)=ANY=[@ANYBLOB="e6ff030054"], 0x5}}, 0x0)
syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0x898fd13755b449c, &(0x7f0000000100)=[{&(0x7f0000000040)="800000003804000019000300e60100006c000000000074000100000001000000004000000040000080000000000000006d5ebe5a0000ffff53ef", 0xff66, 0x400}], 0x5, 0x0)
dup2(r0, r1)
r2 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nvme-fabrics\x00', 0x20040, 0x0)
setsockopt$inet_sctp6_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000000)=0x177, 0x4)
r3 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r3, 0x0, 0x0)
r4 = socket(0x22, 0x2, 0x4)
r5 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000002c0)='/proc/self/net/pfkey\x00', 0x2000, 0x0)
sendmsg$kcm(r5, &(0x7f0000000540)={&(0x7f0000000300)=@llc={0x1a, 0x0, 0x8, 0x7f, 0x15, 0x7, @dev={[], 0xb}}, 0x80, &(0x7f0000000500)=[{&(0x7f0000000380)="0773ed22cd07ee44affd7874eb6ca7e6e28d374950eedad3b5ff06eff51a8fc194675a10debbe2b5685960b18539b7d4f43664fe4a3b62c635f65f99159e042f537421a2fda34de75cea53c1", 0x4c}, {&(0x7f0000000400)="bafbfed88763e253e874195edd66315864795d8a70058337101c8c5069a65eed4a505e9331ce15c5d247e65a3acfdfc443e2f63c0e4f49f9cc4b0cd8de2e4f333419495e1e77be89758eaa611a778d7b5d61fc44a71a0a9a4b718177687991209730d6eb9bb4e2ef1d47c3fc96fe1e5b1908d3367b3afee2f8df239cd075fb121358", 0x82}, {&(0x7f00000004c0)="167ecfbbecf659fb93279a96", 0xc}], 0x3, &(0x7f0000001680)=[{0x70, 0x1, 0x1, "948bd4423b5659601ff6649565a4cc0e2966f638af047a27ee254851bab3cc5d7f7264c0bf86d137e863de8c068cb4a0f925f73a496b191397bc2121b6181ade85ac792abdcd427645d917c330e258f743f57c0d379c7848489f4ae1603ca08c"}, {0x1010, 0x102, 0x1000, "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"}, {0x1010, 0x29, 0x7f, "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{0x110, 0x105, 0x6, "d392791b8cf5a2617697a897f087ca0b0c1a88ce8dfa0e9e07d5825a333c134976e3d6d63158df27692dd3df2665a187871e503de989bcd0a68917d19e92f3093066b1e65fcb775b0366ca5e6f383cae2193f73b4a92cdeb41643d962d3cd4c55fafc035d3070e19567019790e075b206a705cf015e82b2c549d60b209c89b22fa465464f4a8624d140fa4d664de1c0c4a2911e1bbb01dcf3c64681cc82d19984e09dc4d0a870af33166fea05d0cef242f55cfc6aeb9af1814cb11fa14bd875eae1346afac3c1b893a9e83d8e42de1ae9f8a96596beb9ba6fa2911a0535d6c3847c138573a0f5b1e32e5350528da11ab6778fe25bd56174b45"}], 0x21a0}, 0x20000c10)
r6 = socket(0x22, 0x2, 0x23)
r7 = dup2(r4, r6)
setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r4, 0x84, 0x6b, &(0x7f0000000080)=[@in={0x2, 0x4e20, @multicast2}, @in6={0xa, 0x4e23, 0x0, @mcast1, 0x7}, @in={0x2, 0x4e21, @loopback}, @in6={0xa, 0x401, 0x6, @local, 0xfffffff9}], 0x58)
ioctl$SNDRV_PCM_IOCTL_WRITEN_FRAMES(r7, 0x40184152, &(0x7f0000000280)={0x0, &(0x7f0000000240)=[&(0x7f0000000100)="83442b4520310490380f6121fe8018b84b99af69e07499dd08143fb48c7e1057bc33cfc2a8e24e6cb7112ae86b1cb896567332988af7625ad681a671093ea819003779fd0d3d84ab69dc077747d5484d523da042e1", &(0x7f0000000180)="1acefb2dacf666e4151edcae7555d57760a4aa642c57cdd9ef9535ad62516d9f22d6aec674995c2b924570c22a6e690b33089c23158bb1a2378dfa17cfe4a3839d0fc95bb8f76c5b61878b5c0e316f61e9c944be10e26def9135273d11699487dc6adc12dcb42ec45549d8a18c625d6c4ef8ab89a368bf73e943a8a4caf8511e76994758e6712ce92af8ee993dd160639eb79cddccf55e4f56163f3166bf75b402cc23064bdc8ce8fbd58498c66fe870a5f1dc2734c03221aad8d09d"], 0x10001})

20:35:06 executing program 5:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa", 0x44}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:06 executing program 1:
perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  322.220979] delete_channel: no stack
20:35:06 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r5, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r5, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r5, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r5, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r5, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r6 = bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000240)={&(0x7f00000000c0)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0x3f, 0x3f, 0x6, [@datasec={0x6, 0x4, 0x0, 0xf, 0x3, [{0x5, 0x7c8ca050, 0x6}, {0x3, 0x9, 0x3}, {0x4, 0xffffffff, 0x4}, {0x5, 0x7}], "f813d5"}]}, {0x0, [0x0, 0x2e, 0x9f9ed63997703f32, 0x30]}}, &(0x7f0000000200)=""/48, 0x5e, 0x30}, 0x20)
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r7, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r7, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r7, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r7, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r7, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r7, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
clock_gettime(0x0, &(0x7f0000000300)={<r8=>0x0, <r9=>0x0})
ppoll(&(0x7f0000000280)=[{r2, 0x10}, {r3, 0xc0c1}, {r4, 0x4000}, {r1, 0x4600}, {r1, 0x200}, {r0, 0x4208}, {r5, 0x2}, {r6, 0x4000}, {r7, 0x400}], 0x9, &(0x7f0000000340)={r8, r9+30000000}, &(0x7f00000003c0)={0x7}, 0x8)
r10 = socket(0xa, 0x1, 0x0)
r11 = dup3(r0, r10, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r11, 0x8912, 0x400200)
r12 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r12, 0x84, 0xe, 0x0, 0x0)
ioctl$sock_SIOCSPGRP(r12, 0x8902, &(0x7f0000000040))
r13 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r13, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r13, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r13, 0x29, 0x2d, &(0x7f0000000140)={0xdad3, {{0xa, 0x4e20, 0x8001000, @rand_addr="32646b12180663ba4503937077de65ef", 0x2}}}, 0x22e)
sendto$inet6(r13, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r13, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r13, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
flock(r13, 0x2)

[  322.259462] delete_channel: no stack
[  322.362796] delete_channel: no stack
[  322.409417] delete_channel: no stack
20:35:07 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x0, 0x200048d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r5, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r5, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r5, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r5, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r5, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
write$binfmt_script(r5, &(0x7f0000000040)={'#! ', './file0', [], 0xa, "67231efbac5349e5ab9759ca56505256dc65f07f94829f80953262a1509c09e6b1b5542072db40f4a4ec486b207d29023de0c20f34008222e529391b315e44c50906808a4e74002f8beae424a981b636717dad7a9f996d8b06df7f7062af67ba560337e62a0e242a9857b6c086"}, 0x78)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:07 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_stats\x00', 0x0, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
r3 = fcntl$dupfd(r2, 0x0, r2)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r4, 0x5423, &(0x7f0000000000)=0xe)
ioctl$TCFLSH(r4, 0x541b, 0x713000)
r5 = syz_genetlink_get_family_id$devlink(&(0x7f0000000140)='devlink\x00')
sendmsg$DEVLINK_CMD_PORT_SET(r1, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x410041}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x44, r5, 0x10, 0x70bd26, 0x25dfdbfe, {}, [{{@nsim={{0x10, 0x1, 'netdevsim\x00'}, {0x10, 0x2, {'netdevsim', 0x0}}}, {0x8, 0x3, 0x3}}, {0x8}}]}, 0x44}, 0x1, 0x0, 0x0, 0x10}, 0x8010)
ioctl$sock_inet_SIOCSIFNETMASK(r1, 0x891c, &(0x7f0000000280)={'nr0\x00', {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}})
r6 = socket(0x22, 0x2, 0x4)
r7 = socket(0x22, 0x2, 0x23)
dup2(r6, r7)
getsockname$netrom(r6, &(0x7f0000000340)={{0x3, @default}, [@default, @null, @remote, @null, @netrom, @rose, @rose, @netrom]}, &(0x7f00000002c0)=0x48)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

20:35:07 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
ioctl$TCSETXW(r0, 0x5435, &(0x7f0000000000)={0x7, 0x0, [0x0, 0x1, 0x7, 0x0, 0x5e], 0x7})

20:35:07 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$notify(r1, 0x402, 0x1)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  322.703692] delete_channel: no stack
[  322.766683] delete_channel: no stack
[  322.770994] delete_channel: no stack
[  322.775397] delete_channel: no stack
[  322.781162] delete_channel: no stack
20:35:07 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = getpid()
tkill(r4, 0x9)
ptrace(0x8, r4)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:07 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000))
r0 = socket(0xa, 0x1, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r3 = syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x8001, 0x20000)
r4 = dup3(r3, r0, 0x80000)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
r5 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
ioctl$KVM_SET_VCPU_EVENTS(r8, 0x4040aea0, &(0x7f0000000040)={0x2, 0x8, 0x40, 0x0, 0x79, 0x7, 0x80, 0x3, 0x1f, 0xfc, 0x7, 0x58, 0x0, 0x9, 0x22d, 0x1, 0xce, 0x21, 0x81})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r9=>0xffffffffffffffff})
r10 = socket(0xa, 0x1, 0x0)
r11 = dup3(r9, r10, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r11, 0x8912, 0x400200)
ioctl$UI_SET_KEYBIT(r11, 0x40045565, 0xa9)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r5, 0x84, 0xe, 0x0, 0x0)

20:35:07 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
lsetxattr$trusted_overlay_opaque(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='trusted.overlay.opaque\x00', &(0x7f0000000080)='y\x00', 0x2, 0x0)
getpeername(r0, 0x0, 0x0)

20:35:07 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
bpf$OBJ_PIN_PROG(0x6, &(0x7f0000000100)={&(0x7f0000000040)='./file0\x00', r0}, 0x10)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
openat$tun(0xffffffffffffff9c, &(0x7f0000000000)='/dev/net/tun\x00', 0x54000, 0x0)

[  323.034065] delete_channel: no stack
20:35:07 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x161a0, &(0x7f0000000040)={0xa, 0x4e1d, 0x6, @mcast1, 0x7}, 0x1c)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$FS_IOC_GETVERSION(r2, 0x80087601, &(0x7f0000000000))
flock(r1, 0x8)

[  323.161427] delete_channel: no stack
20:35:07 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nvme-fabrics\x00', 0x42441, 0x0)
getpeername(r0, &(0x7f00000000c0)=@pptp={0x18, 0x2, {0x0, @multicast2}}, &(0x7f0000000140)=0x80)
ioctl$TIOCOUTQ(r3, 0x5411, &(0x7f0000000080))
r4 = dup3(r1, r2, 0x0)
ioctl$TIOCEXCL(r4, 0x540c)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  323.342671] delete_channel: no stack
20:35:07 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$notify(r1, 0x402, 0x1)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  323.364120] delete_channel: no stack
20:35:07 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
r4 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r4, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
ioctl$EVIOCGKEYCODE_V2(r2, 0x80284504, &(0x7f00000000c0)=""/140)
r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r6=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r6}, 0x10)
r7 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r7, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r8 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r8, 0x84, 0x1d, &(0x7f000095dff8), &(0x7f000095dffc)=0x4)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r7, 0x84, 0x22, &(0x7f0000000000), 0x10)
getsockopt$inet_sctp6_SCTP_DEFAULT_SEND_PARAM(r3, 0x84, 0xa, &(0x7f0000000040)={0x803, 0x1, 0x8, 0x101, 0x200, 0x0, 0x9, 0x80}, &(0x7f0000000080)=0x20)

20:35:07 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000140)=0x1100000a)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

[  323.444768] delete_channel: no stack
20:35:08 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
openat$apparmor_thread_exec(0xffffffffffffff9c, &(0x7f0000000400)='/proc/thread-self/attr/exec\x00', 0x2, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x14, &(0x7f0000000600)={@empty, <r2=>0x0}, &(0x7f0000000640)=0x14)
getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000003a80)={{{@in6=@local, @in6=@empty, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, <r3=>0x0}}, {{@in=@initdev}, 0x0, @in6=@remote}}, &(0x7f0000003b80)=0xe8)
sendmmsg$inet6(r0, &(0x7f0000003c80)=[{{&(0x7f0000000000)={0xa, 0x4e22, 0x0, @dev={0xfe, 0x80, [], 0xe}, 0x1}, 0x1c, &(0x7f0000000040)=[{&(0x7f0000000100)="8c411f9ed1ad72d62526e73110f3aee2a53e6156c5cbb5c491c98b7c946f6ae5576e839614b04c1545124426d0a3884766304f52c6f4d5d0b4e1daaa990d3196d00ddba0d7219b2c3c1ad347f6ab07900a6e9539faed53573c9433a746e6e0e03f386604c4a71ccfab599fdd5fa9e9dc75c238c7ae324e004e2de72844431ce0fba0b3a4af7525e8762fb872ed4935013bda882ce5d30fa47e5ab75618ece8beaf9dc35535b6dd6ae114162eef55d6ff0357ec7bbe42cf6a87c9fd3b178f14af2dea748b5304c5e2029dd8008a665c8ef320fc3120253892bb310c94eabd3eae6f8dfd809bb446cef454162c8e7e6b", 0xef}, {&(0x7f0000000200)="d4aa65952cc17f2a165aa52b061367142c02e1c2f1f6000d6a26f9d29de8d7a2aa1985054d6fe220883a6ec24f64fafb68d501be3b1454212ed9d8ef66ba41660928fd8a86644ed8365e714a234716da353d61fe3c4a28f2e8aece3477109e339419a8750f23fc6b0f689002c54eff87128b", 0x72}, {&(0x7f0000000440)="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", 0xfb}, {&(0x7f0000000380)="bed265c61a4c354ae39d205b3ee56a8d60ddd757b67688298ee80d1998676e92276b5dae13fbc542f3097d64461f035c3d1bb9c952d131d824a96b06a825b4a0414bfe6da95304ad85538654ca9f38a38c", 0x51}], 0x4, &(0x7f0000000680)=[@dstopts={{0x110, 0x29, 0x37, {0x32, 0x1e, [], [@generic={0x0, 0xf2, "c1b0b64a63212b052b4e2a7697c8402aebfd97beaec33deef4b034227bda4af5a76d9ba210737efd393d6e4d6f28f07eef487427efbb73d7778ccffcd7c66962ecfb3dc312f2be5cb7c3f12fc3cc792c729d0db164279c1da230bff8cc9018f43a814892f80c2dd20f63189a9f4a60e5b5bc1daf6dcdabda3fdcd30c1a0257e122d84b8e88e868d5e283e3eb85f0987a1457b1d61a0582acc7800504e6159eff88196916659e390d639efba6fcd7576a148a2e56d21e0ce2aba3df66f636df9593cacba95868c1fc8052a8d59b4f68e835774a9d79517ac8878d36de917b7cb8059df924c1d3789f7db9c3e7345af4737dcc"}]}}}, @pktinfo={{0x24, 0x29, 0x32, {@loopback, r2}}}, @hopopts={{0x40, 0x29, 0x36, {0xec147b719fa995f1, 0x4, [], [@hao={0xc9, 0x10, @remote}, @hao={0xc9, 0x10, @initdev={0xfe, 0x88, [], 0x0, 0x0}}]}}}], 0x178}}, {{&(0x7f0000000800)={0xa, 0x4e20, 0x2, @dev={0xfe, 0x80, [], 0xb}, 0x90000000}, 0x1c, &(0x7f0000001c40)=[{&(0x7f0000001940)="a8ab10ff6d5624f7f5934d139c19add94923ac106806824a13a54a2904dc82f4820a595c79fa9ef04440c612e93cd1d40f5c8ec92cc3bb5a35a67093cb00fdbf9d5ba893033fd5d90ac9d6893c457e3875b9d1510d32dd4114e6bb5482cc91eb6717ef", 0x63}, {&(0x7f00000019c0)="2bc061222312e9eccc3d8783aedf88f0f904ee088038fe19e17bf57bfb12e7677747489ace119f200e987064fc9a2ec3810a82b99a210ec0b316340ddd4a226e84a7ff9d8c6f", 0x46}, {&(0x7f0000001a40)="fd2319ccb9e5a3cee1d56d48d6164f373352a175882622a5b47b0f22359812d9bb6c40fbaee4f18728582a473491c5c2e8a4fab90e012c6411bf7de9b3bdbccae60009549933a6f280784013142cfa242823a3ba73607e3be2baba03e754730cc2116ce9fff31d8a4673d0de42ba09b450e9bca2a94aa675cfb93b96c8194c50a9e43e7e30d305c99ac80ba929fee47994e7011beb81f0b4", 0x98}, {&(0x7f0000000840)=' ', 0x1}, {&(0x7f0000001b00)="0eaf24c4f8c63633ffcda69be1cac3bd8e103182e6a460704a78e15f46a1093fea405935c2ca5f151a37db637a0534c2375ac56fec83c20bd4e589dfa1fa4d56cbb895fbfea7d9686d7b2d5d39cd9ab88a25fe0f9d0afdccbf28065a11043599ee09e95219c0f5c5", 0x68}, {&(0x7f0000001b80)="357d2202a53e41568bdac939384ba47d25d6300c8d99d5aca31c3e10b4588446f68bda3a350bfd7c3fb89a2c9db46e5db31ebbb25d1533a592dd42281aca24c7d7a2e5c39151fba5a05690f98254f56aa04367861d59bd204883be16b8bc2f4b26ff448e36bba252b9a8b5d27b34698f3bb85000f5295b83a3f22fd5b8dacf6d5484c1ceba573b4335461bf6b254ce40ea76f398dda4fb2355364bfced", 0x9d}], 0x6, &(0x7f0000001cc0)=[@hopopts={{0x78, 0x29, 0x36, {0x87, 0xb, [], [@calipso={0x7, 0x10, {0x3, 0x2, 0x6f, 0x5, [0x6]}}, @padn={0x1, 0x3, [0x0, 0x0, 0x0]}, @calipso={0x7, 0x18, {0x8, 0x4, 0xc2, 0x7ff, [0xffffffffffff0000, 0x1ff]}}, @padn={0x1, 0xa, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @jumbo, @jumbo={0xc2, 0x4, 0x6}, @hao={0xc9, 0x10, @initdev={0xfe, 0x88, [], 0x0, 0x0}}, @enc_lim={0x4, 0x1, 0x1}]}}}], 0x78}}, {{&(0x7f00000008c0)={0xa, 0x4e24, 0x82f3, @remote, 0x80000001}, 0x1c, &(0x7f0000001f80)=[{&(0x7f0000001d40)="ba333c3aadfe5dd54aed098e50a8b604a587fba11f14082bfb48ce7c6179d9e65eada73728f7d52d7c6574494183dcffb0adc1c9c254467d585b8f7414725a3c34c8642a63b37759b6be51ac5f95d1aae1bc6c373e6e5b985668f127e24e678ca659", 0x62}, {&(0x7f0000001dc0)="d7704915c3ddcd553db2f35b3aca9a4d5607417d99a0584598cf79c2e833cd0f54ffa2eebc05c89edec997c938cfcd60b0c1be0b1fccdd234334b783a7a09ec54035698899c08094d688dcf620b2749ab4f3a297cd3418abcae264418d98ce6a21cb7448bb9a7e48d340b90afb68830aad9878d409f93a2c0c04c534e67ce71326ceaa33a2292282c573c11b8754ef335464b7d3", 0x94}, {&(0x7f0000001e80)="8be3a4d2692158601288c57b29472aa834b1882d6d8e19c6194ef9aa2c15a69e894e4f8f6c120328fe58e2a2e3856ecc8bfe84d7b31ed6ae913afc0bc76b6e5e9c5b43d2c5fe985fff3f774923969ce500ee3b9374806ce24f3ae483e74f93fe4f7bd3e15e3a40b22dca4996cd62656e669be994295bc80041b39322a62af68360337fdb0e265e9272ef3ccbd3ce9446f99c28c8fc16de9e6d53bb85c048792510229cdf4f86671bf360f450f5c6c21e97cbf80632b81130da7d90365eb1f4442487055d95d0f020c91e75c25cef09784ef2e6d817955cd8b8e0156351ec", 0xde}], 0x3, &(0x7f0000001fc0)}}, {{&(0x7f0000002000)={0xa, 0x4e23, 0x3, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x7fffffff}, 0x1c, &(0x7f0000002140)=[{&(0x7f0000002040)="1bbc9fe143072854901c1f68d06f80d00288eb0781c08ee2fd6dcbcfaad297a6c18cbaf4f4427ebadc184f363dad8a482ce5cdf6bad4854c9ceca9c1b3c1f3e4713fcecdd34cc18f380fae4af34aaea61f46a68618055c62ea6c51f5c7b0ba19e1ac0f2e71f0dee4a6057f796959db5fc7", 0x71}, {&(0x7f00000020c0)="df9cdec6e840814741d092f0f817e00f871b7338063d323088d0f021e6b96d95266243a8b853d85c9161404151e5ac714411f4d9bbe2cc7d9bbcbda5894ff84bb8e7eda5", 0x44}], 0x2, &(0x7f0000003bc0)=[@pktinfo={{0x24, 0x29, 0x32, {@ipv4={[], [], @rand_addr=0x1ff}, r3}}}, @dstopts_2292={{0x28, 0x29, 0x4, {0x27, 0x1, [], [@enc_lim={0x4, 0x1, 0x5}, @jumbo={0xc2, 0x4, 0x1}]}}}, @dstopts_2292={{0x50, 0x29, 0x4, {0x0, 0x6, [], [@calipso={0x7, 0x18, {0x6, 0x4, 0x0, 0x6, [0x5, 0x7fffffff]}}, @enc_lim={0x4, 0x1, 0x2e}, @ra={0x5, 0x2, 0x80}, @hao={0xc9, 0x10, @loopback}]}}}, @tclass={{0x14, 0x29, 0x43, 0x10001}}], 0xb8}}], 0x4, 0x24001)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:08 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = getpid()
ptrace$cont(0xe, r1, 0x3, 0x7)

[  323.590005] delete_channel: no stack
[  323.641396] delete_channel: no stack
20:35:08 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
r1 = socket(0xa, 0x1, 0x0)
r2 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/avc/cache_stats\x00', 0x0, 0x0)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r5, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
r6 = socket(0x22, 0x2, 0x4)
r7 = socket(0x22, 0x2, 0x23)
dup2(r6, r7)
getpeername$llc(r7, &(0x7f00000002c0)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @remote}, &(0x7f0000000300)=0x10)
setsockopt$inet6_MCAST_LEAVE_GROUP(r5, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r5, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r5, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
ioctl$sock_FIOGETOWN(r5, 0x8903, &(0x7f0000000200))
r8 = socket$nl_generic(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00')
r10 = socket(0x22, 0x2, 0x4)
r11 = socket(0x22, 0x2, 0x23)
dup2(r10, r11)
setsockopt$RXRPC_EXCLUSIVE_CONNECTION(r10, 0x110, 0x3)
sendmsg$TIPC_CMD_SHOW_LINK_STATS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000600)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r9, @ANYBLOB="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"], 0x30}}, 0x0)
r12 = syz_open_dev$media(&(0x7f0000000240)='/dev/media#\x00', 0xffffffffffffffb8, 0x80000)
ioctl$SNDRV_CTL_IOCTL_TLV_COMMAND(r12, 0xc008551c, &(0x7f0000000000)=ANY=[@ANYBLOB="070080001c000000154c0000000000000000000000cca2b0e90000ecd7dd276f87bb4ba3457cd2"])
sendmsg$TIPC_CMD_SET_NETID(r4, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, r9, 0x400, 0x70bd28, 0x25dfdbfe, {{}, 0x0, 0x800b, 0x0, {0x8, 0x2, 0x66}}, ["", "", "", "", "", "", ""]}, 0x24}, 0x1, 0x0, 0x0, 0x40000000}, 0x4000)
openat$cgroup_ro(r2, &(0x7f0000000080)='cpu.stat\x00', 0x0, 0x0)
r13 = dup3(0xffffffffffffffff, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r13, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:08 executing program 4:
r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ubi_ctrl\x00', 0xa0500, 0x0)
r1 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r3=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r3}, 0x10)
getsockopt$inet_sctp6_SCTP_ASSOCINFO(r0, 0x84, 0x1, &(0x7f0000000100)={r3, 0x101, 0x800, 0x80, 0x10001, 0xffff}, &(0x7f0000000140)=0x14)
r4 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r4, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r4, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

20:35:08 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$notify(r1, 0x402, 0x1)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:08 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getpeername(r0, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$SNDRV_PCM_IOCTL_INFO(r4, 0x81204101, &(0x7f0000000200))

[  323.944398] delete_channel: no stack
20:35:08 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$FBIOGETCMAP(r2, 0x4604, &(0x7f0000000200)={0x10000, 0x1, &(0x7f0000000100)=[0x0], &(0x7f0000000140)=[0x0, 0x0, 0x0], &(0x7f0000000180)=[0x0], &(0x7f00000001c0)=[0x0, 0x0, 0x0]})
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r4 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r4, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r4, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
getsockopt$IP_VS_SO_GET_DAEMON(0xffffffffffffffff, 0x0, 0x487, &(0x7f0000000000), &(0x7f0000000040)=0x30)
ioctl$EXT4_IOC_SWAP_BOOT(r3, 0x6611)

[  324.034174] delete_channel: no stack
[  324.129819] delete_channel: no stack
20:35:08 executing program 5:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0)
ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000140)={0x1, 0x70, 0x80, 0x2, 0x3, 0x3f, 0x0, 0x9242, 0x80000, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x3, 0x0, @perf_bp={&(0x7f0000000100), 0x2}, 0x88, 0x3ff, 0x7fffffff, 0x8, 0x40, 0xdaf, 0x9})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
r5 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/dlm-control\x00', 0x80, 0x0)
ioctl$PERF_EVENT_IOC_SET_BPF(r4, 0x40042408, r5)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0xc38, 0x1, 0xfffffffa, 0x0, 0x1, "aa0312a2e720c6d0ffcc2bad322387ea990631", 0x4, 0x40003})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
pipe(&(0x7f00000002c0)={<r9=>0xffffffffffffffff})
ioctl$EVIOCSCLOCKID(r9, 0x400445a0, &(0x7f0000000300)=0x10001)
r10 = perf_event_open$cgroup(&(0x7f0000000200)={0x4, 0x70, 0x1a, 0x20, 0x8, 0x7, 0x0, 0xda0a, 0x3571ff431b9dcb99, 0xc, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0xfffffffd, 0x2, @perf_config_ext={0x3d3, 0x1}, 0xc00, 0x4, 0x0, 0x0, 0x24, 0x8b3, 0xcc9b}, r8, 0x4, 0xffffffffffffffff, 0x3)
signalfd(r10, &(0x7f0000000280)={0x2}, 0x8)

[  324.162560] delete_channel: no stack
[  324.169102] delete_channel: no stack
[  324.176652] delete_channel: no stack
20:35:08 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
socketpair(0x8, 0x6, 0x0, &(0x7f0000000040))
dup2(r1, r2)
connect$llc(r2, &(0x7f0000000000)={0x1a, 0x0, 0x0, 0x0, 0xc9, 0x2, @broadcast}, 0x10)

[  324.237172] delete_channel: no stack
[  324.243185] delete_channel: no stack
20:35:08 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
clock_gettime(0x0, &(0x7f0000000200)={<r4=>0x0, <r5=>0x0})
r6 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r6, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
ioctl$sock_SIOCSIFVLAN_GET_VLAN_REALDEV_NAME_CMD(r3, 0x8983, &(0x7f00000000c0)={0x8, 'netpci0\x00', {'ifb0\x00'}, 0x7fff})
bind$inet6(r6, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r6, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r6, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r6, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r6, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r7 = fcntl$dupfd(r6, 0x406, 0xffffffffffffffff)
ioctl$VIDIOC_QBUF(r3, 0xc058560f, &(0x7f0000000100)={0x2, 0x4, 0x4, 0x1000, {r4, r5/1000+10000}, {0x3, 0x2, 0x0, 0x4, 0x6, 0x5, "21646085"}, 0xd6, 0x4, @fd=r7, 0x4})
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:08 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
r1 = syz_open_dev$mice(&(0x7f0000000000)='/dev/input/mice\x00', 0x0, 0x20000)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0xf)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r2, 0x40042408, r3)
r4 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r4, r2, 0x0, 0x0, 0x0}, 0x30)
ptrace$peeksig(0x4209, r4, &(0x7f0000000100)={0x73d9, 0x1, 0xa}, &(0x7f0000000140)=[{}, {}, {}, {}, {}, {}, {}, {}, {}, {}])

[  324.391277] delete_channel: no stack
20:35:08 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x40)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  324.451503] delete_channel: no stack
[  324.474983] delete_channel: no stack
[  324.510961] delete_channel: no stack
20:35:09 executing program 5:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0)
ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000140)={0x1, 0x70, 0x80, 0x2, 0x3, 0x3f, 0x0, 0x9242, 0x80000, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x3, 0x0, @perf_bp={&(0x7f0000000100), 0x2}, 0x88, 0x3ff, 0x7fffffff, 0x8, 0x40, 0xdaf, 0x9})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
r5 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/dlm-control\x00', 0x80, 0x0)
ioctl$PERF_EVENT_IOC_SET_BPF(r4, 0x40042408, r5)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0xc38, 0x1, 0xfffffffa, 0x0, 0x1, "aa0312a2e720c6d0ffcc2bad322387ea990631", 0x4, 0x40003})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
pipe(&(0x7f00000002c0)={<r9=>0xffffffffffffffff})
ioctl$EVIOCSCLOCKID(r9, 0x400445a0, &(0x7f0000000300)=0x10001)
r10 = perf_event_open$cgroup(&(0x7f0000000200)={0x4, 0x70, 0x1a, 0x20, 0x8, 0x7, 0x0, 0xda0a, 0x3571ff431b9dcb99, 0xc, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0xfffffffd, 0x2, @perf_config_ext={0x3d3, 0x1}, 0xc00, 0x4, 0x0, 0x0, 0x24, 0x8b3, 0xcc9b}, r8, 0x4, 0xffffffffffffffff, 0x3)
signalfd(r10, &(0x7f0000000280)={0x2}, 0x8)

20:35:09 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$PPPIOCDISCONN(r3, 0x7439)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000040)={<r6=>0x0, 0x33c5, 0x4, 0x4}, &(0x7f0000000080)=0x10)
setsockopt$inet_sctp6_SCTP_ASSOCINFO(r5, 0x84, 0x1, &(0x7f00000000c0)={r6, 0x6, 0x8, 0x5, 0x8b31}, 0x14)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r7=>0xffffffffffffffff})
r8 = socket(0xa, 0x1, 0x0)
r9 = dup3(r7, r8, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0x400200)
ioctl$sock_netdev_private(r0, 0x89fc, &(0x7f0000000100)="9fb358b58c4d76867ea071ddb5ada38ede96d2fc76e90c743cbc153aea236e3ea2398cff2d2dd27775dba5773e67e1da5a6eb83bcf71b6ef8f623b72b61e1b4e8eef7570590f5882eca7319075da648a99c90dfacd00fac1fc5a2a001aac0b8458bdcce8da90e0a5bf7b103f3dad876910866268a0d6cd3f3a2b94e5984f9ba95237a4e961d2e738fe0288c8eebcb9648a2ba280fd4ed144fa71c3cd1da28230fb123d29829a4a7ccae7ee249f26251ebca6c7c488")
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:09 executing program 1:
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000200)={<r0=>0x0, 0xffffffffffffffff, 0x0, 0x18, &(0x7f00000001c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea'}, 0x30)
ptrace$peeksig(0x4209, r0, &(0x7f0000000240)={0xa7, 0x0, 0x2}, &(0x7f0000000280)=[{}, {}])
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r1 = syz_init_net_socket$nfc_llcp(0x27, 0x6, 0x1)
setxattr$trusted_overlay_nlink(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='trusted.overlay.nlink\x00', &(0x7f0000000180)={'L+', 0x9cd}, 0x28, 0x3)
close(r1)
r2 = creat(0x0, 0x0)
r3 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
setsockopt$RXRPC_SECURITY_KEY(r2, 0x110, 0x1, &(0x7f0000000000)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x18)
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x100000000)
ioctl$RTC_RD_TIME(r6, 0x80247009, &(0x7f0000000040))

20:35:09 executing program 2:
r0 = socket$netlink(0x10, 0x3, 0x9)
socketpair(0x10, 0x4, 0x4, &(0x7f00000000c0)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = creat(&(0x7f0000000100)='./file0\x00', 0x0)
close(r3)
r4 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000100)='TIPCv2\x00')
sendmsg$TIPC_NL_LINK_RESET_STATS(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)={0x14, r4, 0x1}, 0x14}}, 0x0)
sendmsg$TIPC_NL_MON_GET(r2, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000180)={&(0x7f0000000400)={0x14c, r4, 0x1, 0x70bd2d, 0x25dfdbfb, {}, [@TIPC_NLA_LINK={0x18, 0x4, [@TIPC_NLA_LINK_NAME={0x14, 0x1, 'broadcast-link\x00'}]}, @TIPC_NLA_SOCK={0x1c, 0x2, [@TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0xfe}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x2}, @TIPC_NLA_SOCK_REF={0x8}]}, @TIPC_NLA_MON={0x14, 0x9, [@TIPC_NLA_MON_REF={0x8, 0x2, 0x6}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0xffffffff}]}, @TIPC_NLA_MEDIA={0xf0, 0x5, [@TIPC_NLA_MEDIA_PROP={0x2c, 0x2, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0xfffffffc}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x4}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x14}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x2}]}, @TIPC_NLA_MEDIA_PROP={0x24, 0x2, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0xffffffff}, @TIPC_NLA_PROP_TOL={0x8}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xf}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}]}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_PROP={0x1c, 0x2, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x1}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x6}]}, @TIPC_NLA_MEDIA_PROP={0x34, 0x2, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xbabf}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x81}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x4}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x6}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1d}]}, @TIPC_NLA_MEDIA_PROP={0x44, 0x2, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xa}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x9}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xb8d6}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x9}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x2}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x5}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x10001}]}]}]}, 0x14c}, 0x1, 0x0, 0x0, 0x880}, 0x44)
sendmsg$TIPC_NL_LINK_GET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="800229bd7000fedbdf250800000018000600040002e608000100010000000400020004000200240006000800010007000000080001007f00000008000100ffffffff0400020004000200240007000c000400050000000000000008000100080000000c0003000300000000000000b31f2440c3a0fe338f6ecf337bb1ce6ee4157d44642eefcc4f66a52a9abbe3b82b4cc6e9e3f9ba583d6f"], 0x74}, 0x1, 0x0, 0x0, 0x414}, 0x4004)
lseek(r1, 0x400, 0x3)
prctl$PR_GET_FPEXC(0xb, &(0x7f0000000000))
r5 = openat$proc_capi20(0xffffffffffffff9c, &(0x7f0000000280)='/proc/capi/capi20\x00', 0x2, 0x0)
write$P9_RREMOVE(r5, &(0x7f00000002c0)={0x7, 0x7b, 0x1}, 0x7)
r6 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r6, 0x0, 0x0)
r7 = semget(0x1, 0x6, 0x0)
pipe2$9p(&(0x7f0000000740)={0xffffffffffffffff, <r8=>0xffffffffffffffff}, 0x180800)
write$P9_RREADLINK(r8, &(0x7f0000000780)={0x10, 0x17, 0x2, {0x7, './file0'}}, 0x10)
semtimedop(r7, &(0x7f0000000040)=[{0x0, 0x80, 0x1000}, {0x0, 0x7}], 0x2, 0x0)
stat(&(0x7f0000000340)='./file0\x00', &(0x7f0000000380)={0x0, 0x0, 0x0, 0x0, <r9=>0x0})
r10 = socket(0x10, 0x2, 0x0)
set_mempolicy(0x1, &(0x7f0000000600)=0x401, 0xff)
getsockopt$sock_cred(r10, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, <r11=>0x0}, &(0x7f0000cab000)=0xc)
lsetxattr$system_posix_acl(&(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='system.posix_acl_access\x00', &(0x7f0000000640)=ANY=[@ANYBLOB="020000000100000000000000040000000000000008000000", @ANYRES32=r11, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=r11, @ANYBLOB="10000600000000002000000000000000c3082527fbbf375e01a49eb0c63966460c93978a5e51d8e875d4440036e07992aba6f0bd9b5280fbdb81bf76beef414ee8129d17402a2d0cbca31c7c1fad48303c4ebde790dc8d59fa72db836c1fc9f98ce77b8954a14a38138d0fc6ab2f077e71dbe11e2b64bd936cfbb42dfa7330c66d6d9503dacc761a78dc64b9f74461c6bb334d95941b3f4870ee43baa1e245421111c54a1db559ce4fa040cff7db7902075d133491712c3a58cdefa9bb188de6fbd12a4f280f1f86f8dacea9"], 0x34, 0x0)
r12 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r12, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r13=>0x0}, &(0x7f0000cab000)=0xc)
chown(&(0x7f00000001c0)='./file0\x00', r13, 0x0)
r14 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r14, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, <r15=>0x0}, &(0x7f0000cab000)=0xc)
lsetxattr$system_posix_acl(&(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='system.posix_acl_access\x00', &(0x7f0000000640)=ANY=[@ANYBLOB="020000000100000000000000040000000000000008000000", @ANYRES32=r15, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=r15, @ANYBLOB="10000600000000002000000000000000c3082527fbbf375e01a49eb0c63966460c93978a5e51d8e875d4440036e07992aba6f0bd9b5280fbdb81bf76beef414ee8129d17402a2d0cbca31c7c1fad48303c4ebde790dc8d59fa72db836c1fc9f98ce77b8954a14a38138d0fc6ab2f077e71dbe11e2b64bd936cfbb42dfa7330c66d6d9503dacc761a78dc64b9f74461c6bb334d95941b3f4870ee43baa1e245421111c54a1db559ce4fa040cff7db7902075d133491712c3a58cdefa9bb188de6fbd12a4f280f1f86f8dacea9"], 0x34, 0x0)
semctl$IPC_SET(r7, 0x0, 0x1, &(0x7f0000000580)={{0x1, r9, r11, r13, r15, 0x0, 0x40}, 0x5, 0x400, 0x800})

[  324.830600] delete_channel: no stack
20:35:09 executing program 5:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0)
ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000140)={0x1, 0x70, 0x80, 0x2, 0x3, 0x3f, 0x0, 0x9242, 0x80000, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x3, 0x0, @perf_bp={&(0x7f0000000100), 0x2}, 0x88, 0x3ff, 0x7fffffff, 0x8, 0x40, 0xdaf, 0x9})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
r5 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/dlm-control\x00', 0x80, 0x0)
ioctl$PERF_EVENT_IOC_SET_BPF(r4, 0x40042408, r5)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0xc38, 0x1, 0xfffffffa, 0x0, 0x1, "aa0312a2e720c6d0ffcc2bad322387ea990631", 0x4, 0x40003})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
pipe(&(0x7f00000002c0)={<r9=>0xffffffffffffffff})
ioctl$EVIOCSCLOCKID(r9, 0x400445a0, &(0x7f0000000300)=0x10001)
r10 = perf_event_open$cgroup(&(0x7f0000000200)={0x4, 0x70, 0x1a, 0x20, 0x8, 0x7, 0x0, 0xda0a, 0x3571ff431b9dcb99, 0xc, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0xfffffffd, 0x2, @perf_config_ext={0x3d3, 0x1}, 0xc00, 0x4, 0x0, 0x0, 0x24, 0x8b3, 0xcc9b}, r8, 0x4, 0xffffffffffffffff, 0x3)
signalfd(r10, &(0x7f0000000280)={0x2}, 0x8)

[  324.949487] SELinux: unrecognized netlink message: protocol=9 nlmsg_type=42 sclass=netlink_audit_socket pig=22224 comm=syz-executor.2
[  324.998496] delete_channel: no stack
[  325.004350] delete_channel: no stack
[  325.029199] delete_channel: no stack
20:35:09 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x43002, 0x0)
setsockopt$CAN_RAW_JOIN_FILTERS(r1, 0x65, 0x6, &(0x7f0000000100)=0x1, 0x4)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

20:35:09 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(&(0x7f0000000340)='./file0\x00', 0x0)
r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000080)='/dev/fuse\x00', 0x2, 0x0)
mount$fuse(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f0000000240)='fuse\x00', 0x0, &(0x7f0000000400)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}, 0x2c, {'user_id'}, 0x2c, {'group_id'}})
mount$fuse(0x0, &(0x7f0000000040)='./file0\x00', 0x0, 0x80061, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:09 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x2556, 0x1)
r5 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r5, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r6 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r7=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r5, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r7}, 0x10)
setsockopt$inet_sctp6_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f0000000100)={r7, 0x5, 0xff, 0x3, 0xcf, 0xfff}, 0x14)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22, 0x0, @rand_addr, 0x3b4}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r8=>0xffffffffffffffff})
r9 = socket(0xa, 0x1, 0x0)
r10 = dup3(r8, r9, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r10, 0x8912, 0x400200)
ioctl$EVIOCGRAB(r10, 0x40044590, &(0x7f00000000c0)=0x5)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
signalfd(r4, &(0x7f0000000040)={0xa6db}, 0x8)
ioctl$EVIOCSABS2F(r3, 0x401845ef, &(0x7f0000000200)={0x6, 0x6, 0x7, 0x9, 0x9, 0x5})
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  325.137183] SELinux: unrecognized netlink message: protocol=9 nlmsg_type=42 sclass=netlink_audit_socket pig=22232 comm=syz-executor.2
20:35:09 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x40)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:09 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
dup3(r0, r2, 0x100000)
r3 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ocfs2_control\x00', 0x400000, 0x0)
getpeername(r3, 0x0, 0x0)

[  325.375355] delete_channel: no stack
[  325.391339] delete_channel: no stack
20:35:10 executing program 5:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0)
ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r1, 0x4008240b, &(0x7f0000000140)={0x1, 0x70, 0x80, 0x2, 0x3, 0x3f, 0x0, 0x9242, 0x80000, 0x2, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x3, 0x0, @perf_bp={&(0x7f0000000100), 0x2}, 0x88, 0x3ff, 0x7fffffff, 0x8, 0x40, 0xdaf, 0x9})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
r5 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/dlm-control\x00', 0x80, 0x0)
ioctl$PERF_EVENT_IOC_SET_BPF(r4, 0x40042408, r5)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0xc38, 0x1, 0xfffffffa, 0x0, 0x1, "aa0312a2e720c6d0ffcc2bad322387ea990631", 0x4, 0x40003})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
pipe(&(0x7f00000002c0)={<r9=>0xffffffffffffffff})
ioctl$EVIOCSCLOCKID(r9, 0x400445a0, &(0x7f0000000300)=0x10001)
r10 = perf_event_open$cgroup(&(0x7f0000000200)={0x4, 0x70, 0x1a, 0x20, 0x8, 0x7, 0x0, 0xda0a, 0x3571ff431b9dcb99, 0xc, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x2, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0xfffffffd, 0x2, @perf_config_ext={0x3d3, 0x1}, 0xc00, 0x4, 0x0, 0x0, 0x24, 0x8b3, 0xcc9b}, r8, 0x4, 0xffffffffffffffff, 0x3)
signalfd(r10, &(0x7f0000000280)={0x2}, 0x8)

20:35:10 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0xfffffffffffffdde, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x2}, 0x0, 0x0, 0x0, 0x1}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
r0 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000200)='/dev/btrfs-control\x00', 0x0, 0x0)
ioctl$VIDIOC_DBG_G_CHIP_INFO(r0, 0xc0c85666, &(0x7f0000000240)={{0x2, @addr=0x4}, "5ae68481f0a913d4c273320ab7a9f62b7bbb7dfc46faad60094661b6e1d09e1f", 0x1})
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r1 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000040)='/dev/mixer\x00', 0x0, 0x0)
ioctl$SOUND_MIXER_WRITE_VOLUME(r1, 0xc0044d0b, &(0x7f0000000100)=0xc)
socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$inet6_MCAST_JOIN_GROUP(0xffffffffffffffff, 0x29, 0x2a, &(0x7f0000000340)={0xaf4, {{0xa, 0x4e61, 0xfffffff8, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x801}}}, 0x88)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$VIDIOC_QUERY_DV_TIMINGS(r4, 0x80845663, &(0x7f0000000140)={0x0, @reserved})
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r5 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000009ff0), 0x0, 0x0, 0x5e}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r5, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:10 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
getegid()
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$PPPIOCGUNIT(r3, 0x80047456, &(0x7f0000000000))
getpeername(r0, 0x0, 0x0)

20:35:10 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
syz_open_dev$ttys(0xc, 0x2, 0x0)
ioctl$KDGKBLED(r1, 0x4b64, &(0x7f0000000000))
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TIOCGICOUNT(r2, 0x545d, 0x0)
r3 = syz_open_dev$media(&(0x7f0000000100)='/dev/media#\x00', 0x9, 0x143002)
ioctl$SNDRV_TIMER_IOCTL_SELECT(r3, 0x40345410, &(0x7f0000000140)={{0x3, 0x3, 0x7, 0x0, 0x3}})

20:35:10 executing program 0:
socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x40001, 0x0)
getsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000040), 0x10)
r2 = dup3(r0, r1, 0x0)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
setsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r3, 0x84, 0xc, &(0x7f0000000180)=0x6, 0x4)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
r7 = dup2(r5, r6)
ioctl$VIDIOC_QUERY_EXT_CTRL(r7, 0xc0e85667, &(0x7f0000000080)={0xe4af9a0db94172c0, 0x3, "d6478de43ada3005dc74069bb0ed868e7967027c65e6eb7404b0ceafbe08612d", 0x81, 0x1f, 0x47, 0x401, 0x2, 0x8, 0x1f, 0x6dbe05e9, [0x8, 0xfff, 0xf20, 0x8]})
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r6, 0x111, 0x1, 0x0, 0x4)

[  325.728379] delete_channel: no stack
[  325.786769] delete_channel: no stack
20:35:10 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = socket(0x22, 0x2, 0x4)
execve(&(0x7f0000000140)='./file0\x00', &(0x7f0000000400)=[&(0x7f0000000240)='ppp1\x00', &(0x7f0000000280)='TIPC\x00', &(0x7f0000000300)='udp:syz1\x00', &(0x7f0000000340)='TIPC\x00', &(0x7f0000000380)='wchan\x00', &(0x7f00000003c0)='-eth1vboxnet1self\x00'], &(0x7f0000000480)=[&(0x7f0000000440)='{eth0\x00'])
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
ioctl$sock_kcm_SIOCKCMCLONE(r1, 0x89e2, &(0x7f0000000000)={<r3=>0xffffffffffffffff})
r4 = syz_open_procfs(0x0, &(0x7f0000000180)='wchan\x00')
write$FUSE_BMAP(r4, &(0x7f00000002c0)={0x18, 0x18bff55ad913ac82, 0x3, {0x2}}, 0x18)
r5 = socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$tipc(&(0x7f0000000040)='TIPC\x00')
sendmsg$TIPC_CMD_SHOW_LINK_STATS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="3f02000000000000000001000000000000000c4100004f96001400001000"/42], 0x30}}, 0x0)
sendmsg$TIPC_CMD_ENABLE_BEARER(r4, &(0x7f0000000500)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000540)={&(0x7f0000000200)={0x34, r6, 0x2, 0x70bd37, 0x0, {{}, 0x0, 0x4101, 0x0, {0xfffffffffffffc75, 0x17, {0xa, 0x100007f, @udp='udp:syz1\x00'}}}, ["", "", "", ""]}, 0x34}, 0x1, 0x0, 0x0, 0x4000080}, 0x400d00c)
sendmsg$TIPC_CMD_GET_REMOTE_MNG(r3, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x7bce6956a315e605}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r6, 0x100, 0x70bd2c, 0x25dfdbff, {}, ["", "", "", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x440}, 0x880)

[  325.852808] delete_channel: no stack
[  325.858239] delete_channel: no stack
[  325.877649] delete_channel: no stack
20:35:10 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  325.909184] delete_channel: no stack
[  325.990252] delete_channel: no stack
20:35:10 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0x3, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$UFFDIO_API(r3, 0xc018aa3f, &(0x7f0000000040)={0xaa, 0x4})
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  326.096901] delete_channel: no stack
[  326.167387] delete_channel: no stack
[  326.220648] delete_channel: no stack
20:35:10 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:10 executing program 2:
socket$isdn(0x22, 0x3, 0x25)
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)

20:35:10 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$EVIOCRMFF(r3, 0x40044581, &(0x7f0000000040)=0xffffffc4)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:11 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket$packet(0x11, 0x3, 0x300)
getpeername$packet(r1, &(0x7f0000002180)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000021c0)=0x14)
getpeername(r0, 0x0, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$setflags(r2, 0x2, 0x1)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
sendmsg$inet(r3, &(0x7f0000002140)={&(0x7f0000000000)={0x2, 0x4e21, @remote}, 0x10, &(0x7f0000002100)=[{&(0x7f0000000040)="9da1183159838fb8517cd16fd3d56c2b5835c684d751047526b2ae09b9ee9c667dbc94af544238be92f85ec83001789d6bfeda00564a3c8e8de74076d80c58ab4f3534bb3c633a5ca62c8c9d00876a8bc3906b6f8799c77695c5069f65f91774ba2dd200f4068b98b442f5fe32259aa3935c86931e45ad44c945c24bcab8ababef9bc9554da6a6e07bf086b77fd21bcfcbc8", 0x92}, {&(0x7f0000000100)="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0x1000}, {&(0x7f0000001100)="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", 0x1000}], 0x3}, 0x40000)

[  326.507765] delete_channel: no stack
20:35:11 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4000000000041c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={&(0x7f0000000000), 0x4}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x800, 0xc0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
ioctl$KVM_SET_CPUID(r0, 0x4008ae8a, &(0x7f0000000100)={0x3, 0x0, [{0x8000001d, 0x6, 0xa2, 0x2, 0x8}, {0x80000008, 0x7ff, 0x81, 0x2, 0x5}, {0xd, 0x0, 0x81, 0x10000, 0x4}]})
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  326.573105] delete_channel: no stack
20:35:11 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:11 executing program 0:
socketpair(0x10, 0x3, 0x1a, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
getpeername$llc(r0, &(0x7f00000000c0)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @random}, &(0x7f0000000100)=0x10)
r1 = socket(0x22, 0x11, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000011c0)='/dev/hwrng\x00', 0x400000, 0x0)
r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000240)='devlink\x00')
sendmsg$DEVLINK_CMD_GET(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x310}, 0xc, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="30010000", @ANYRES16=r4, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x80000}, 0x20)
sendmsg$DEVLINK_CMD_GET(r3, &(0x7f0000001300)={&(0x7f0000001200)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000012c0)={&(0x7f0000001240)={0x4c, r4, 0x0, 0x70bd2b, 0x25dfdbfd, {}, [@pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}]}, 0x4c}}, 0x0)
r5 = syz_open_dev$audion(&(0x7f0000000140)='/dev/audio#\x00', 0x10001, 0x222000)
ioctl$RTC_PIE_OFF(r5, 0x7006)
r6 = socket(0xa, 0x800, 0x0)
r7 = dup3(r2, r6, 0x0)
setsockopt$inet6_icmp_ICMP_FILTER(r6, 0x1, 0x1, &(0x7f0000000040)={0x10001}, 0x4)
write$UHID_INPUT(r5, &(0x7f0000000180)={0x8, "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", 0x1000}, 0x1006)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0x0, 0xfea1)

[  326.790138] protocol 88fb is buggy, dev hsr_slave_0
[  326.795324] protocol 88fb is buggy, dev hsr_slave_1
20:35:11 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$KDSETLED(r0, 0x4b32, 0x7ff)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0)
ioctl$VHOST_GET_VRING_BASE(r1, 0xc008af12, &(0x7f0000000180))
ioctl$TIOCOUTQ(r0, 0x5411, &(0x7f0000000000))
ioctl$VIDIOC_DBG_G_REGISTER(0xffffffffffffffff, 0xc0385650, &(0x7f0000000100)={{0x0, @addr=0x81}, 0x8, 0x6, 0x7352})

20:35:11 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x111000, 0x0)
ioctl$FBIOPUTCMAP(r0, 0x4605, &(0x7f00000001c0)={0x8, 0xa, &(0x7f0000000040)=[0x3ff, 0x5, 0x157, 0x7, 0x33e5, 0x619, 0xdfc, 0x7, 0x6, 0x7f], &(0x7f0000000100)=[0x7f, 0x3], &(0x7f0000000140)=[0xfffc, 0x1, 0xfffb, 0x8, 0x3f9b, 0x0], &(0x7f0000000180)=[0xf733, 0x1, 0x5, 0xfff7, 0x2, 0x1, 0x7f, 0x2, 0x9]})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:11 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
accept$alg(r2, 0x0, 0x0)
socket$kcm(0x29, 0x2, 0x0)
socket$inet6_dccp(0xa, 0x6, 0x0)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getpeername(r3, 0x0, 0x0)

20:35:11 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  327.226495] delete_channel: no stack
20:35:11 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
recvfrom(r0, &(0x7f0000000040)=""/200, 0xc8, 0x1, &(0x7f0000000140)=@pppoe={0x18, 0x0, {0x3, @empty, '\xe9\xff\x0f\x10\x00\x00\x00\x00\x00\x00\x00\x00\x00\xf8\x00'}}, 0x80)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0x3, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
ioctl$BINDER_WRITE_READ(r6, 0xc0306201, &(0x7f0000000540)={0x58, 0x0, &(0x7f0000000400)=[@register_looper, @reply={0x40406301, {0x1, 0x0, 0x0, 0x0, 0x21, 0x0, 0x0, 0x68, 0x18, &(0x7f0000000340)={@fd={0x66642a85, 0x0, r0}, @ptr={0x70742a85, 0x1, &(0x7f00000001c0)=""/195, 0xc3, 0x0, 0x4}, @ptr={0x70742a85, 0x1, &(0x7f00000002c0)=""/106, 0x6a, 0x1, 0x2f}}, &(0x7f00000003c0)={0x0, 0x18, 0x40}}}, @clear_death={0x400c630f, 0x3}], 0xaa, 0x0, &(0x7f0000000480)="8f8c78bd4b5b09a5bef28d891e9e43284c830353198eed5586b3180d0eadbb42b1cbe560f87c279163eeb588ac444d07e4d1f5ac96a30127f51eceb44b88033ac40727c6e95f384c20fc9acda3a5501fb5ff727478de9f223223bec4b2098c6409bd8fa316f6e0bcd08ba958f58c5d521b0788e6da1fac61d84a723b4e509a31f81afeb78268cf53bd1fd72a9db1fb704ea92d85566611f2cb1b869be488d3cf3f950b1d1ca03ed6290a"})

[  327.330150] delete_channel: no stack
20:35:12 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r1 = accept4$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, &(0x7f0000000040)=0x1c, 0x400)
r2 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r2, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r3 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f0000000200)=ANY=[@ANYBLOB="01200000138f45eaf74d671a24c31ded1734a93d71c5de38c893a297731437948ba732a8e3eae060c5348fb28aff803cf4bdd67bed01f7ddc301f832ea8787c4f8f718071072c9b5a0406e9cf5ff35e8586b7a7da94ffad6cb51f783dbd40165cf3eb86b4a19a576149aa8e7b329f6a701bdf114f6baba2e912a841952e2421f0ec7695f29d516ad9741dd6c583ab9f481351d29fc1b3ee64cd3f0eb785801f14c3535019d61cb24f989c45a5e3f0e742d3d2fff235bf42f990d8ab00c110b0ac2ac4b42702488b6f8c46d5ce8619d2655c7e7da92bf", @ANYRES32=<r4=>0x0], &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r2, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r4}, 0x10)
getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000080)={<r5=>r4, 0x6, 0x1f, 0x1, 0x7, 0x5a05d8c3}, &(0x7f00000000c0)=0x14)
getsockopt$inet_sctp6_SCTP_DEFAULT_PRINFO(r1, 0x84, 0x72, &(0x7f0000000100)={r5, 0xfff, 0x10}, &(0x7f0000000140)=0xc)

20:35:12 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgrup.\xa7d\xdacsyz1\x00\x00', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socket(0x13, 0x800, 0xa1)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20ncci\x00', 0x0, 0x0)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
getsockopt$inet_sctp_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f0000000040)={<r4=>0x0, 0xda5, 0x3, 0x1ff, 0x10001, 0x7fffffff}, &(0x7f0000000100)=0x14)
getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000140)={0x8, 0x0, 0x8, 0x101, r4}, &(0x7f0000000180)=0x10)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
dup2(r5, r6)
getsockname$llc(r6, &(0x7f00000000c0)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000200)=0x10)

20:35:12 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  327.578844] delete_channel: no stack
[  327.688594] delete_channel: no stack
20:35:12 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$FS_IOC_SETFSLABEL(r2, 0x41009432, &(0x7f0000000300)="940b2e7596764b7bbf5d121e2e4077868a222436a67fe97da2bdc49a6fc1947d2fdfa00e413faaa66867bdc8492fe139c2aa780f7a658517e674700cf51f6320ba2d3c50b44693032bf9681cf69e11c4740e4ee4296df00a61b3d4f77b5ccdcf736141ba06d354b2b7d3ea31a059dba9d6c7c38fab71b288b3f8a8479124ca1394802e8a3199ada576e98962fa1f7ca82d16a35292c0f6902429a5df2342916bc8d97a0f15152d0193ae8c107c396d547a289fbf2fbf9d754e92eff73cb9f361d14f36a5c3b0761129aee0470ad3259e5fd5133746e04ff5b55aa32ef10406ccecd81221ba2aef52b7f6529bb40168cc59d3cbb3542402d1b46eb69a7635dbe8")
r3 = socket(0xa, 0x1, 0x0)
bind$inet(0xffffffffffffffff, 0x0, 0x0)
perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
mkdir(&(0x7f00000000c0)='./file0\x00', 0x0)
mount$bpf(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f00000019c0)='bpf\x00', 0x0, 0x0)
mount$bpf(0x0, &(0x7f00000002c0)='./file0\x00', 0x0, 0x100000, 0x0)
mount$bpf(0x20000000, &(0x7f0000000680)='./file0\x00', 0x0, 0x2001001, 0x0)
mkdir(&(0x7f0000000040)='./file0/file0\x00', 0x0)
mount(&(0x7f0000000100)=@filename='./file0/file0\x00', &(0x7f00000001c0)='./file0\x00', 0x0, 0x201000, 0x0)
mount(0x0, &(0x7f0000000080)='.', 0x0, 0x0, 0x0)
mount(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x0, 0x7080, 0x0)
mount(&(0x7f0000000080), &(0x7f0000000200)='./file0\x00', 0x0, 0x5010, 0x0)
socket(0x10, 0x2, 0x0)
r4 = getpid()
perf_event_open(&(0x7f0000000140)={0x3, 0x70, 0xf5, 0x1f, 0x8, 0x6, 0x0, 0x0, 0x10, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x10001, 0x6, @perf_config_ext={0x1}, 0x800, 0x0, 0x100, 0x4, 0x1, 0x0, 0x5}, r4, 0x4, 0xffffffffffffffff, 0xb)
r5 = dup3(r1, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:12 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000140)=0x19)
r1 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dlm-monitor\x00', 0x8000, 0x0)
ioctl$BLKRAGET(r1, 0x1263, &(0x7f0000000100))
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000180)={0x0, 0x0, 0x2, 0x8, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631", 0x0, 0x2})

[  327.871465] delete_channel: no stack
20:35:12 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
pipe2(&(0x7f0000000000)={<r1=>0xffffffffffffffff}, 0x84000)
r2 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r3=>0x0}, &(0x7f0000cab000)=0xc)
chown(&(0x7f00000001c0)='./file0\x00', r3, 0x0)
syz_mount_image$iso9660(&(0x7f00000000c0)='iso9660\x00', &(0x7f0000000100)='./file0\x00', 0x80000000, 0x8, &(0x7f00000014c0)=[{&(0x7f0000000140)="14ad1f60d66e8ea0321234a687bd70de6ef6a15231d545e904abf91408faa5c8b93321cdcd341f37667e33f74a3cc29a889e2ec75611eab85779fca7d191578c100892ba0b", 0x45, 0xe8}, {&(0x7f00000001c0)="5ca5f6dd217fe0dedb2eb650c909bdf1a0e40593b2b0b604e0df5a2d5fabeecae9c104094b0229ae309d54a4dcb6bd4daea32b9e1234495aba3648cb8735a68967351da7b32c043740a959c282591bbe8c1ad4fcbbb2b6a1932ccce789bb48412f6fbea0e22ebd557c91deac6706f1d0b026b6d91edfaaf660439e6ac0d52105fc10f69c55c9e411a3ba8811fc3e730cbe799401dc", 0x95, 0x4}, {&(0x7f0000000280)="f355fdf85cb1c71f236f660bf1f158c7676bbf83e8869c7593b3809f6b8a275116538bf30554ac8a5eb3dfea08d373f96e235b3c0904285a686a8ec0507734443d552309268e2ba8f80661a46715be78c2e44d92eba8369fba985aad11d8120c7ddfadd6b1054424fd49351f3a629c5bd6510c9f5979930d11cabc52a4ba677fe36ca03005d879913ae45899eec03f1f62ee5d78ca69fdf9c6227d17af277a18a6d4e8a7d4356724962a3b59cc84ebe90cf6d29c899d1d76122daaad873b7f241379ddf7938d80a33b731d01ba38a2e18231a3fb6b2617bf5ed342b31036bf6fd6ec2043b3f246c5a0883ed3cc77f035ab9e427940b60578d272f3e02ce1a0d4e4ec2aec64c06be03612d2fd7da8b4380db7b05c386a26f55c526e8a66e620f1d5f21ccb94f3905f22dff6f0c4f3411f1683af7455a37a0152468e71a92914353e811e342e9440d1257db8d181ecd096afb4e879a863e660a6ed2d1eb15e4d3c4ae3c5e250432b02e2dfcabf4a0514c0fb821fc81cc5b26485d3b7c4c06d75d1015d0f7c7ec770346043a0023ba9656093eb6645f9bf0c9a5e081878d0553f7217ac2b1f1252072cc11d3467cf07a177c077654034e43ef9dfa2d6590b300dd6db878b2e417f7a3ff5f30c86dc3e8b492dd16a7edb99213253f177fee01566028c70fc8cbc702f63c28781725164db9c269439cee6de9158faeae2f8091443786a5228aaaf5d5db8a5d6a9348a85a4222e00abb60738bd2693ecb3652a4a8f3df456f9e0ccf60b082319a8ea1b459288f7c6c2ccf24bccaf3ecdd65733625e01f53789ac844c40d0cb3657322b323b1173b18ddcadc2961ca186999460c170c3ecadad442a6f8209cf0df81e0f0926b5a80967ad68ecb9beb6627f354a71572a148775251cc850111864bdbf973366e3f55d991880a722d89fee03f07970eda2b6b7f58dd3246805a1bfad7f8d8ecd0157653e16c848f2c1c41bca453fe1141e576d4e174578093b4215c211bba78ce327e727e5a7d48d8c0ab245b14043bd6fb5cd017056542a5c17ac8a66be1f35c8f0e9e8c7f6ba69f6853f9e319acc7c81710f3b0d044e0328833643af7cf5fd4f6e3deeb147cdd470e64f84316f09aab89c0cf83e4487dcf899b1ed6e9ecc2b126f97526506e3b66adc66cdb821dbb56974170975bf38116d377ca1a2cf2498099f37b1ca628ac41242be178313cb0720fd9e9ef29c18a3cc2e7384173c14fa7e7b9c09e6af5165df5c3e975f0530fbfba7c4d5fca1f94cdc9eac5343298b916daec3fbcbc897caa357a6d567e8ac69a4651391c8adc178475658c085dc4a079d569e309df1b9840ff2cfde5ededbcb18e51d478f5af34ad4a18eda154b54a20fa077366addf8dd8e0ef9d9827e31798d413764a5ac1809eecfaab4815aa5a4515a1b13fb3063ef88652f245abbfd924c751b09fb1afde62a14b9a66d383b433df9d74f6ff24247e3cb598f4fdf89cbd8d6fa6b3031c10cc963f3d6606ffa53d789078ad3d765ba2fe911afcd8305cfb8826b240ed6364779f15ed91e1dfc78dbfdaee6f05451910b581a75abb6129d035cc7e16028bf4269e9ecf2a109b8ee3621a854a52b593f36b9e2d9ae61cc52eed4757cd5dcbb5a88f90528b3a497b8f3c16991c7486ea88aa9740487a6878d86a5376f8017086795daaed8009923bddd56f3ef3f8a43dd19cdefed21464d0ef34a04e25b0d74c3541cebedee68059073224ccbaf7c13b2003720c42587a27fb697169c52332d09f5f2ccb970b6e5146eeadb4fe54dcef1a9dcd39a2ef148475a0850a9e71f9868914812afb2e989ffeab1b432d2430cbfab46deffe64f4c5a9aaa47ee94e8fc7e8af88d6a4af76c6df3c0fddf1305be4e177ba9a416a42d6908a58b77e12801c1d1dc73786dedb8cebfa26b321ac9402cccb8908f73ea9a7eeaea39bbeb3f577a14419bcaf1a0b4620b404b79292efc2f29b96d1d62abb3708a4219e7992c0751d8e7a750777b8ddec18626db82b9932536efc6be4a8f59002d0bcbde510059dce0074a16d3ac3f912dbe5601d10adc1baa54f132eccca144bb7bf4e58c582e100b8d52072a3641cb8a9054ea92ad72532092b44bf31e64003737f7496ca9c8ef51ad8a63eeb118102d7a93e264eafdd0609bc833a21d1f897a827ca3fda6c51647019d587778f8e59ef839ee9aa1a4a75b6027708e8db4a1e408f9438cc68ee1603a21f44a3bf15cfb12e0b2cb8dc58a8d84d20fe87b70f9af2a24a38c2c0fad1dc12f2affbb487ec424b886a744188a260101ce346b800543dbab664d18b06b40865ffec8af2ed777c13aa8ae2e863b456dd0ebaa7b6c8c3806ac7caaea3bc5931d8fce8d5cfe8afa91cdecbefee7373bea9775d47d4a45612dab35b2b9000c1794c8e4dc460835fedbf1bc32a3916434fb7cf5cde64942eef4a0b729914d45049646933ba5bbd76564cf9a11e59764c9ed660068f6882f9f000d2ac74d07fb4c26bb68ef8ad757c2a1c8bf91db525299c5b1120a763e9fb565ea14fa6d5293ab0f74c8cdc6dafce06e72bc2e4083dfe436efbe9fc487ec30a2db95fb0f64f9c4474e15d9931e27c331d3a8bfa0788f1980ff467cedbaa8f411ae33e6f996ba7d593d42c6ce90dfe48b7a09f15b1db889f05b5d1b4703a28714cd9fa640adaad338b1b4b8bd6a6ab7f80d7daa59d75cb11f86464d1509c982bfb0cf91aaac1133d2d81be216e95f4c36e6bf81693952403cc1a672bac607308509ae15c0c0b913af6204628d4b09e8cc60c6fff2e5cdc5a8243ccf77c4f2203797dcfb8a1da5a5d0c56d9681485583396ec9e526c177ff71b3a83fef15451a7e4b69c71837704c703ede7bf6d549b6c6dc8fe45b733eea13e505f7498b05628d7f1abfebb83259e4dc85be49086b5e0c67bc1ed688fce79c4161956f0a9677d554fe145c508f6d363e19f4e08f127c858c6e426e62858c789241333d93565fbb7b40528890c93ca4e4eef794fde72387f4131ee3caf756458ddf60e5570b61612e77b0b67164ba2749d2d6142da29bc00268404be7080afaa93f416d5f4f73b03b9a43383b3896d214d0813f7204db63717b5c5634399505e2c1965210988a71da72eb911657137066c062ba388b2be80bb1f32e4be7ba157d9770e3928fe49332addeaf5d265424a6ecebfd4e3cb35ae0450b82c5621375bb6fe9030e805b2fb518b420eb54948e3f41053e7a10d7e76b0a67ae4f725be3e5135cc53c377661fc8e49e4678bd2b3f7c14c007e8ae15449b2bd504fec2ed6d9a96b078cf660fec3914d6c1c8c932e307d0650466ffa476f65e4acc11a7dd336a6107d102f1289af54bc4969afac48e081cc0b9555f7287a0c1ba4da2a8feeb6ef643634b34d0d9bee8071777506cb0e5aa63ae13879d41d5db73496569ba9e5e8975e005e457756fe77a544ab4f591083d2609423804659fb3bbcc755b9961990bd3be8661689975775f311b293d248a88f2732f423047bcbcd094aa0486fcd8208655dc0a0f988b1f1a0d81e206bc93654db4e4a87f211dd07b60c0f46da6af301f5c6d1fb632a71f0b793f935eb919d85d2635ab741ef3781ed732c905635b2fbcc45aa95e19580ca28676321bde848a0a7cf2403d728fb802fb22d33f7efc73911f29fc17831453ddaf5f5bdf343702bb35c0f2fcec7a8b70ee41bfe47d66f6c1c9660ed45b0367d1c1d0e8abcb2b29de5c6c6f5ef1993af2f8853c2914dd8cb5810f7e3774239f7d4d7340e6c7474386da292bfb4c9bac4096e5e12482da3c9b0d0590ecdd332b908c3038cd9c2dac926707de3d2e5986cda2bd124e19a43c166b6f4defc86ab83cb8604f99d841125bb230bed0a9db63b3feb68f720b2a88de7339456527b2b823f6d04c79142a4963508f981a361c9fdd9a8e319c9ab0ba3b42ac1fbc38c551543efa2e15babeb3373f9a1356ddf86c725f128ff18ad27f0956aedcc91b4dbc89844869cf716976d34577093a19289af160f22789f55592b3337b3b8368406abde550752d9e3dac4884da6f9a1be3cc7023d096b79632d733934b83fe5e77cc9a26378aa3e88dcaee62c6e47585018e4cc8f78f170cf0e77d91d3d28f17d627817ba5a06ba539ad849e2f14c2d29ff8947c1050ae715df7cc463029182451727e095018c43c533f31020caa07d32b8de7b2241d7c380d357d95683069326a1e2d589d7190563674f56bcae1c5908a2505ef516f3b08ce947596f701889f81d27b3b4f233057b59e36f1fac6873af335f189508aead7ad90297934d70d7a1d96e4185f73c294d7d6b38d8ab0754bfc812dd98a838fbeb69271bda102bccc5557ad9d785fb47c03c4f228a8ef1475d82e412388cf6697a1ffdcaf5f86a1b53842988342f8d41d5a934797ebfa6ca138bbdb7ee9ce1bccde5d08b5949092312aef45bfc73f4fc16e9ffd694ecfa2f1c69693ccef3cedff084a9f391c14fddd91b414c2fb136dab86fb646fd201450edfe912b44ed51f6818cabcae8a46a7d7266da7f3c7ef94e584193d9d493d1592bfd260bfc944863b2324f8a710d1050b4b0d4fb89adfd89751db91ea04b722027d5d16a294c6966dd2ebf5f4e9f255f930076279204826725c556e9ec2f25e244bd269511c73a60a94509b4c82d7a3ba5693b231c22e2718843007215771f56700eb39a13a9d9d76d0ee4222cb7a78e00439499e19245bd0c11244a26c71ac88301946541cfa6aef04e2382b6e0e06d72dfc15117001e380d115405c4769bcce5505dd16b4df9394c795e5f3a7983331f29ceac5acff78da80059ca2d8eb6e9aadad3e584fb8ba224077e6ac4607daf0ae501aec26aebe5765db800642462e2668831506ea7508b34e4a3edfab657995798dde73296c735d14614f970e24628b93a691788a8f75c7bcc7ac8911478b8d5f49f8983a6d2d04061197cf8b9666169987c64737b1dcc98edf7d65cc93df0839fec8cc53006bc01b678a2519acd4f5e1c48372d9dec9847a18ab9eb7db26af96b9dbc979e0a00949d56297f68abadf384e45e64f4e66244e01d56f51b0a46f753e33d722cae3c3fbc65a0d04810b03051a18aafd442d2a6536b94ba3f5113e6aab4495775d52107d4bd432f1e5490a0d2f8575ac5ae98120fa8e853354d3ca55392e2c9a87646b6b7b1360a42ce42fb3206665493cbe3f6cf1c33da595b7c3f25b3ab6b7f434bde732909f9b5a7db31eef83a3bb9d465047328adf8ce40b56690116580fce92634685e21ada0806b24154fcb841453941aa1d26e427a0659d7ad96658b7da40e457ba30eb48c4395213e306e7c5285c354e954aa3d47963f7caae5ac15a955d63c4e33f5f6711a2aef14cb307a17268849ac816146bb1740b6399c85b627ec44d9da7a5e4cbdd7dd671f769a50df01bd32e427c73790b95f5dc87f6d0c617d5b80fdfebea2683c311bc9bd0d8adb938c6bff1cb340f5a7a3b1a779348e313c6798fc3d57c3df2195d00d40c51192d67e6711888671a95af9f9dcf5157a3d3636dc1282bd5f738bbe4b59eea58ca380e4559bd9ddedb2d0ce868fcbe8f99a50d7f41b1a43fbf521de7dd38af57a112d339a02f6e0ead9221abbf3400f3a59f2e2765978ed24949a2506c4617cb37a35359f93c7989a30d39f94f3c1a99b7ba1fb95746bfffdf964b133ab931a61161fc816c4e5676f323b4d7a22edf3d86837fc210deab8cfa02afdc8adfb535465348abae03c2eab4e0a71c3ccfcfdc7414df7cf5ea6f2448ce4d17b1f51252dae83671054a20c73c575", 0x1000, 0x9}, {&(0x7f0000001280)="b0421e4b601f809df123f8da2cf2e8292e164877d35a87df58bfd10755833d91989442", 0x23, 0x5}, {&(0x7f00000012c0)="c0f9dea7d27a", 0x6, 0x844}, {&(0x7f0000001300), 0x0, 0x1}, {&(0x7f0000001340)="1bbd3b07ee1c564e7ddd3b5a09609f7b16fa6977d96ab983112f9760d13be0bfa0ba3baa26fd620020271a7bbd3b6df62b5fafd5824c080789311de26a4f333508574525ff3e6ac3edb34a9bd5e8f204f11f42cc2271d1407998a72b252ac1eced50c9d2da6873cfd29b", 0x6a, 0x8}, {&(0x7f00000013c0)="b2a746585875a3d6e756ff9aa461fe3c40cede1c160d6c3c735c28adadcd3c7049bbe3871056918dd9137c503d8c69f21801e9cf2bb92e86129880121ad66899a1cce96d4ae6bc7f1185dca2d2bcc9e2b3625698b65a96eb0375254cc6e6052b73f69e6717dd6dcddd86419c3e006b647c6ccacca10a47d49c38cf9b6419e241c345e829664efa405c7f95cebebea35e838102e6ac53b23b77081ab865d8c54e43847297a87cb317fd4b47bc87bb207815b80bdf169bd44ccf3c213c64c74bbebc6e7c9fcea114a8995ca8", 0xcb, 0x6}], 0x80, &(0x7f0000001580)=ANY=[@ANYBLOB='map=off,hide,sbsector=0xff001,overriderockperm,map=acorn,check=rjlaxeD,mode=0x0000000000000001,uid=', @ANYRESHEX=r3, @ANYBLOB=',check=strict,fscontext=system_u,\x00'])
bind$alg(r1, &(0x7f0000000040)={0x26, 'aead\x00', 0x0, 0x0, 'rfc4543(seqiv(rfc7539(cbc(aes),vmac(khazad-generic))))\x00'}, 0x58)

[  327.922527] delete_channel: no stack
[  327.986786] delete_channel: no stack
20:35:12 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:12 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
ioctl$sock_inet_SIOCRTMSG(0xffffffffffffffff, 0x890d, &(0x7f0000000100)={0x0, {0x2, 0x4e24, @remote}, {0x2, 0x4e20, @broadcast}, {0x2, 0x4e22, @broadcast}, 0x40, 0x0, 0x0, 0x0, 0x9, &(0x7f0000000000)='ip6tnl0\x00', 0x4e, 0xf45, 0x6})
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:12 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCMBIC(r0, 0x5417, &(0x7f0000000000)=0x9)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

[  328.257498] delete_channel: no stack
20:35:13 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  328.520310] delete_channel: no stack
20:35:13 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
r1 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nvme-fabrics\x00', 0x4280, 0x0)
ioctl$sock_SIOCGIFVLAN_GET_VLAN_VID_CMD(r1, 0x8982, &(0x7f0000000140))
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
ioctl$UI_BEGIN_FF_UPLOAD(0xffffffffffffffff, 0xc06855c8, &(0x7f0000000000)={0xa, 0x9, {0x56, 0x401, 0xd4ae, {0x2, 0x1}, {0x800, 0xff81}, @ramp={0x401, 0x8, {0x81, 0x4, 0x6, 0x80}}}, {0x56, 0x1, 0x3, {0x8001, 0xffff}, {0x3}, @rumble={0xfffb}}})
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:13 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x20500, 0x0)
getsockopt$IP_VS_SO_GET_VERSION(r0, 0x0, 0x480, &(0x7f0000000040), &(0x7f0000000080)=0x40)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f00000002c0)={0x390d, {{0xa, 0x4e24, 0x8000000, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0xa}}, 0x4}}}, 0x4b)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$PPPIOCSCOMPRESS(r4, 0x4010744d)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
setsockopt$RXRPC_UPGRADEABLE_SERVICE(r3, 0x110, 0x5, &(0x7f0000000180)=[0x4], 0x2)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
socket$bt_hidp(0x1f, 0x3, 0x6)
r5 = syz_init_net_socket$nfc_raw(0x27, 0x5, 0x0)
getpeername(r5, 0x0, 0x0)
r6 = socket(0x22, 0x2, 0x4)
r7 = socket(0x22, 0x2, 0x23)
r8 = dup2(r6, r7)
getsockname$ax25(0xffffffffffffffff, &(0x7f00000001c0)={{0x3, @bcast}, [@bcast, @remote, @netrom, @default, @bcast, @rose, @bcast]}, &(0x7f0000000140)=0xffffffffffffff5c)
setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(r8, 0x84, 0x6b, &(0x7f00000003c0)=[@in6={0xa, 0x4e23, 0xfffffffa, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x7}, @in6={0xa, 0x4e22, 0x1e9, @local}, @in={0x2, 0x4e24, @multicast2}, @in6={0xa, 0x2, 0x1, @rand_addr="03ca839dba676df57fd7636c262d3114", 0x6408}, @in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x11}}, @in6={0xa, 0x4e23, 0x5, @mcast1, 0x3}], 0x90)

20:35:13 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0xc2e, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

20:35:13 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:13 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
mount$overlay(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='overlay\x00', 0x1000846, &(0x7f00000001c0)=ANY=[@ANYBLOB="78696e6f243dcf7db7918dab6c662c64656661756c745f7065726d69edd80a7e0008a2a7490b5c115968517373696f6e732c64656661756c745f7065726d697373696f6e732c736d61639a422c8259e9b27d262d308d94b26b66736861743d287364637572697479656d312c636f6e746578d8"])
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
getsockopt$inet_sctp_SCTP_HMAC_IDENT(r0, 0x84, 0x16, &(0x7f0000000140)=ANY=[@ANYBLOB="070000008801"], &(0x7f0000000180)=0x12)

[  329.003604] delete_channel: no stack
[  329.133731] delete_channel: no stack
20:35:13 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:13 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r0 = syz_open_dev$vcsa(&(0x7f0000000040)='/dev/vcsa#\x00', 0x4, 0x9e1c8af922013c1a)
ioctl$KDGKBENT(r0, 0x4b46, &(0x7f00000000c0)={0x7f, 0x1, 0x19})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = getpid()
tkill(r1, 0x9)
perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x3, 0x5, 0x1, 0x7, 0x0, 0x5, 0x8, 0x4, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x401, 0x0, @perf_config_ext={0x1ff, 0x100000000}, 0x204, 0x7b, 0x4, 0x7, 0x6, 0x3, 0x1}, r1, 0x4, 0xffffffffffffffff, 0x2)
r2 = socket$inet(0x10, 0x2, 0x0)
openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/mISDNtimer\x00', 0x400, 0x0)
sendmsg(r2, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85688c1ba3a20400ff48", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r2, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r3=>0xffffffffffffffff})
r4 = socket(0xa, 0x1, 0x0)
r5 = dup3(r3, r4, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
ioctl$KVM_CREATE_IRQCHIP(r5, 0xae60)

[  329.330914] delete_channel: no stack
[  329.386470] delete_channel: no stack
20:35:14 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0xc4f36a1fda2f615b, 0x0, &(0x7f0000000140)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
getsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x11, &(0x7f0000000040), &(0x7f0000000080)=0x4)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/commit_pending_bools\x00', 0x1, 0x0)

[  329.589002] delete_channel: no stack
20:35:14 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
ioctl$KDSKBENT(r1, 0x4b47, &(0x7f0000000000)={0x9, 0x60, 0x8000})
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
r4 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r4, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000240)=ANY=[@ANYBLOB="07000000ef4084a0ec93b7192aa0ad37c12be166185b6d3dc5cca3ff2d028fd0c2d6f652398ddf1500000000f3ffffff000000", @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f000095dffc)=0xfffffed9)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000000), 0x10)
setsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r3, 0x84, 0x1f, &(0x7f0000000100)={0x0, @in6={{0xa, 0x4e20, 0x5, @dev={0xfe, 0x80, [], 0x14}, 0x5}}, 0xa560, 0xff81}, 0x90)

[  329.663888] delete_channel: no stack
20:35:14 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000))
r1 = socket(0xa, 0x1, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
openat$random(0xffffffffffffff9c, &(0x7f0000000080)='/dev/urandom\x00', 0x4000, 0x0)
openat$selinux_validatetrans(0xffffffffffffff9c, &(0x7f0000000100)='/selinux/validatetrans\x00', 0x1, 0x0)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
ioctl$VIDIOC_G_PARM(r6, 0xc0cc5615, &(0x7f0000000200)={0xb, @capture={0x1000, 0x1, {0x7ff, 0x6}, 0x10000, 0x7}})
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
syz_open_dev$media(&(0x7f00000000c0)='/dev/media#\x00', 0xffffffffffffffe0, 0x20000)
r7 = dup3(r3, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
modify_ldt$write2(0x11, &(0x7f0000000040)={0x0, 0x180000, 0x4000, 0x1, 0x2, 0x0, 0x1, 0x1, 0x0, 0x1}, 0x10)
ioctl$EVIOCSCLOCKID(r7, 0x400445a0, &(0x7f0000000000)=0x4)
getpeername(r0, 0x0, 0x0)

20:35:14 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x5, 0x6)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
recvmmsg(r1, &(0x7f0000000080), 0x0, 0x0, 0x0)

20:35:14 executing program 0:
socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getsockopt$IP_VS_SO_GET_TIMEOUT(r2, 0x0, 0x486, &(0x7f0000000040), &(0x7f0000000080)=0xc)
r3 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
r6 = socket(0x22, 0x2, 0x4)
r7 = socket(0x22, 0x2, 0x23)
dup2(r6, r7)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(0xffffffffffffffff, 0x111, 0x1, 0x3, 0xfffffffffffffffd)

[  329.848506] delete_channel: no stack
[  329.983737] delete_channel: no stack
20:35:14 executing program 2:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
write$selinux_context(r2, &(0x7f0000000000)='system_u:object_r:syslogd_var_lib_t:s0\x00', 0x27)
r3 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r3, 0x0, 0x0)

[  330.015741] delete_channel: no stack
[  330.056556] delete_channel: no stack
20:35:14 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nullb0\x00', 0x62de2cce981acf02, 0x0)
ioctl$NBD_SET_TIMEOUT(r0, 0xab09, 0x9)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  330.122851] delete_channel: no stack
[  330.127158] delete_channel: no stack
[  330.169503] delete_channel: no stack
[  330.178223] delete_channel: no stack
20:35:14 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:14 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
recvmsg$kcm(r0, &(0x7f0000000580)={&(0x7f00000001c0)=@llc={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @local}, 0x80, &(0x7f0000000480)=[{&(0x7f0000000240)=""/206, 0xce}, {&(0x7f0000000340)=""/55, 0x37}, {&(0x7f0000000380)=""/49, 0x31}, {&(0x7f00000003c0)=""/141, 0x8d}], 0x4, &(0x7f00000004c0)=""/181, 0xb5}, 0x200020c2)
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
getsockopt$IP_VS_SO_GET_TIMEOUT(r2, 0x0, 0x486, &(0x7f0000000040), &(0x7f0000000080)=0xc)
r4 = socket(0x22, 0x2, 0x4)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
write$P9_RLERROR(r7, &(0x7f0000000140)={0xa, 0x7, 0x1, {0x1, '-'}}, 0xa)
r8 = socket(0x22, 0x2, 0x23)
dup2(r4, r8)
getsockopt$bt_BT_FLUSHABLE(r8, 0x112, 0x8, &(0x7f00000000c0)=0xa23, &(0x7f0000000100)=0x4)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
setsockopt(0xffffffffffffffff, 0x5, 0x7fff, &(0x7f0000000180)="b553dd649a54a3b0b6f999be477db2c51af16f9123", 0x15)

20:35:15 executing program 2:
getpeername(0xffffffffffffffff, 0x0, 0x0)
munlockall()
r0 = creat(&(0x7f0000000040)='./file0\x00', 0x109)
ioctl$SNDRV_TIMER_IOCTL_STATUS(r0, 0x80605414, &(0x7f0000000080)=""/7)
openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/policy\x00', 0x0, 0x0)

20:35:15 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x8020, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000040), 0x2}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
mkdir(0x0, 0x0)
ioctl$SOUND_MIXER_WRITE_RECSRC(0xffffffffffffffff, 0xc0044dff, &(0x7f0000000000)=0x9)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:15 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x2, 0x0)
ioctl$TCSETS2(r1, 0x402c542b, &(0x7f0000000080)={0x0, 0x558153e0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

[  330.593292] delete_channel: no stack
[  330.665050] delete_channel: no stack
[  330.676171] delete_channel: no stack
[  330.688591] delete_channel: no stack
20:35:15 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
ioctl$TCSETSF(r0, 0x5404, &(0x7f0000000000)={0x1, 0xe7, 0x20, 0x0, 0x12, 0x4, 0x6, 0x97, 0x9, 0x8, 0x66, 0x5})
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:15 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(0xffffffffffffffff, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  330.911196] delete_channel: no stack
20:35:15 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
bind$rxrpc(r2, &(0x7f0000000000)=@in4={0x21, 0x2, 0x2, 0x10, {0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x28}}}, 0x24)

[  330.958430] delete_channel: no stack
[  331.046645] delete_channel: no stack
20:35:15 executing program 0:
r0 = socket(0x22, 0x0, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:15 executing program 4:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x12)
ioctl$TCSETS2(r0, 0x402c542b, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, "aa0312a2e720c6d0ffcc2bad322387ea990631"})

20:35:15 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:15 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvfrom$rxrpc(0xffffffffffffffff, &(0x7f0000000040)=""/20, 0x14, 0x100, &(0x7f00000001c0)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e21, @multicast1}}, 0x24)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
sendto(r2, &(0x7f0000000200)="19b94d5c9ec2022e1fe2b0e133f25208446d857ca9521acbc9432a9ee45e40cb6693bfd4f94a78d167ff605d3312dfb810ee584d1639a04026de16bf120efe7a26a7684c07e640dbd187bc0617", 0x4d, 0x4083, &(0x7f0000000280)=@sco={0x1f, {0x3f, 0x9, 0x5, 0x8, 0xf6, 0x1f}}, 0x80)
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r1, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r4, 0x40a85323, &(0x7f0000000100)={{0x0, 0x5}, 'port0\x00', 0x90, 0xe66bf1387ad2510, 0x7ff, 0x7, 0x84, 0x4, 0x7, 0x0, 0x2, 0x6})
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:15 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
r4 = openat$selinux_context(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/context\x00', 0x2, 0x0)
fsetxattr$trusted_overlay_origin(r4, &(0x7f0000000080)='trusted.overlay.origin\x00', &(0x7f00000000c0)='y\x00', 0x2, 0x3)

20:35:15 executing program 2:
getpeername(0xffffffffffffffff, 0x0, 0x0)
recvfrom$rose(0xffffffffffffffff, &(0x7f0000000000)=""/106, 0x6a, 0x10000, 0x0, 0x0)
r0 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x80000)
ioctl$SIOCX25SSUBSCRIP(r0, 0x89e1, &(0x7f0000000080)={'lapb0\x00', 0x1, 0x5})
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
ioctl$PIO_UNIMAP(r1, 0x4b67, &(0x7f00000001c0)={0x2, &(0x7f0000000180)=[{0x100, 0xc22d}, {0xdb, 0x6}]})
r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x4000, 0x0)
ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000040)=0x11)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
vmsplice(r3, &(0x7f0000000400)=[{&(0x7f0000000200)="f247869e0828aa8d8ae32acd8a6be8b848722f3eeada25aa0a6c9147dfdd26b7be20704b126564885b354d6bd289cc703044c47782b2e61c54c70a719a33eb3aae6af36ce2062f80601ed7ce1db9f03ade76285fdd6c14cd4f5103f67eaa06f3d0c41d0ed956fe6bbd2c0efd183553e355453242f7efd0cb5e085d05849a8d8e9f213d90d7cd26125f328e355f8f41b8436925552628d85d404e3694b0c38f4c1369a25d19a526fdd0b4d868085b54f9a41645933f547c20f11c1b2be1b6e9b46795db47eadf7df605e0ab800aba7b9ae9614d3f2d7158107145d819d9a3ac49bca950d50cd6bb76f274e21a", 0xec}, {&(0x7f0000000300)="b05ef3a06dddc637917245f9edfec78cd0bc00e2e25aa3b98597f4801fb71395e07872eae2446401c36b2ba70539fa2cce6c4fb824a6481505274801f56bb2dcbf49701288a8fab5a0d27fb7316341fe2a6f443bdd9705b687549f7b245c361c89fac408f204db98990b2d8add33d531a888c2b0470209d01572c2fd85d723a651f43af40c7cc3fdd36a28d25cc12b8ebdc86e764bac4a73a5e4132f4ef24cce39360f7fe002d47d7fcfa807ad3d71279bed09aaa19ae43b967a0bafc1fb3f5cbd1c0ad8ff232a1cefdcc1faad588a00e8f97ebc8dd535951925e11ca6a4c3e0c3c8949daf97d11bba8b96ada2", 0xed}], 0x2, 0x3fe4a39a570b02a3)
ioctl$TIOCSCTTY(r2, 0x540e, 0x9)

20:35:16 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x5, 0x6)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
recvmmsg(r1, &(0x7f0000000080), 0x0, 0x0, 0x0)

[  331.416273] delete_channel: no stack
[  331.492400] delete_channel: no stack
20:35:16 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = creat(&(0x7f0000000080)='./file0\x00', 0x64)
splice(r2, &(0x7f0000000040)=0x3, r4, &(0x7f00000000c0)=0x6, 0x2, 0x2)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:16 executing program 4:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$FS_IOC_SETFSLABEL(r2, 0x41009432, &(0x7f0000000300)="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")
r3 = socket(0xa, 0x1, 0x0)
bind$inet(0xffffffffffffffff, 0x0, 0x0)
perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
mkdir(&(0x7f00000000c0)='./file0\x00', 0x0)
mount$bpf(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f00000019c0)='bpf\x00', 0x0, 0x0)
mount$bpf(0x0, &(0x7f00000002c0)='./file0\x00', 0x0, 0x100000, 0x0)
mount$bpf(0x20000000, &(0x7f0000000680)='./file0\x00', 0x0, 0x2001001, 0x0)
mkdir(&(0x7f0000000040)='./file0/file0\x00', 0x0)
mount(&(0x7f0000000100)=@filename='./file0/file0\x00', &(0x7f00000001c0)='./file0\x00', 0x0, 0x201000, 0x0)
mount(0x0, &(0x7f0000000080)='.', 0x0, 0x0, 0x0)
mount(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x0, 0x7080, 0x0)
mount(&(0x7f0000000080), &(0x7f0000000200)='./file0\x00', 0x0, 0x5010, 0x0)
socket(0x10, 0x2, 0x0)
r4 = getpid()
perf_event_open(&(0x7f0000000140)={0x3, 0x70, 0xf5, 0x1f, 0x8, 0x6, 0x0, 0x0, 0x10, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x10001, 0x6, @perf_config_ext={0x1}, 0x800, 0x0, 0x100, 0x4, 0x1, 0x0, 0x5}, r4, 0x4, 0xffffffffffffffff, 0xb)
r5 = dup3(r1, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

[  331.720304] delete_channel: no stack
20:35:16 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000400520007031dfffd946fa2830081200a0009000300001d85680c1bd9a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0x0, 0x0}, 0xffffffff}], 0x1, 0x0, 0x0)

[  331.835885] delete_channel: no stack
[  331.964933] delete_channel: no stack
20:35:16 executing program 2:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={<r0=>0xffffffffffffffff})
setxattr$trusted_overlay_nlink(&(0x7f0000000100)='./file0\x00', &(0x7f0000000140)='trusted.overlay.nlink\x00', &(0x7f0000000180)={'U-', 0x10001}, 0x28, 0x2)
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$UI_BEGIN_FF_UPLOAD(r2, 0xc06855c8, &(0x7f0000000000)={0x3, 0x7, {0x55, 0x98f, 0xd7, {0x2, 0x9}, {0x4, 0x3}, @rumble={0xeaf6, 0xe3}}, {0x57, 0x5, 0xa5, {0x1f, 0x1}, {0x6, 0x3}, @const={0x5, {0xf801, 0x20, 0x5, 0x4}}}})
openat$pfkey(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/self/net/pfkey\x00', 0x101000, 0x0)
r3 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r3, 0x0, 0x0)

20:35:16 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
sendmsg(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:16 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
sendmsg(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:16 executing program 2:
mount$9p_tcp(&(0x7f0000000000)='127.0.0.1\x00', &(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='9p\x00', 0x4000000, &(0x7f00000000c0)={'trans=tcp,', {'port', 0x3d, 0x4e24}, 0x2c, {[{@cache_loose='cache=loose'}, {@version_9p2000='version=9p2000'}], [{@obj_role={'obj_role', 0x3d, ':mime_typeprocvboxnet0-system'}}, {@obj_user={'obj_user', 0x3d, ']@wlan1(*'}}, {@smackfshat={'smackfshat', 0x3d, ':@ppp0(vboxnet1,cgroup#'}}, {@seclabel='seclabel'}, {@smackfsroot={'smackfsroot', 0x3d, 'em1vmnet0&vmnet0-.'}}, {@smackfsfloor={'smackfsfloor', 0x3d, 'GPLvboxnet1\\\'em1'}}, {@fsname={'fsname', 0x3d, 'eth0'}}, {@mask={'mask', 0x3d, 'MAY_WRITE'}}]}})
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x101000, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$TUNSETCARRIER(r4, 0x400454e2, &(0x7f00000002c0)=0x1)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$IOC_PR_PREEMPT(r4, 0x401870cb, &(0x7f0000000240)={0xff, 0x4, 0x3, 0x20b})
ioctl$PPPIOCGCHAN(r1, 0x80047437, &(0x7f0000000200))
creat(&(0x7f0000000280)='./file0\x00', 0x86)
getpeername(r0, 0x0, 0x0)

20:35:16 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
sendmsg(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:17 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
r3 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ocfs2_control\x00', 0x428600, 0x0)
r4 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0)
write$RDMA_USER_CM_CMD_CREATE_ID(r4, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000000000)={<r5=>0xffffffffffffffff}, 0x2}}, 0x20)
write$RDMA_USER_CM_CMD_RESOLVE_IP(r4, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @empty}, {0xa, 0x0, 0x0, @dev}, r5}}, 0x48)
write$RDMA_USER_CM_CMD_CREATE_ID(r4, &(0x7f0000000100)={0x0, 0x18, 0xfa00, {0x0, &(0x7f00000000c0)={<r6=>0xffffffffffffffff}, 0x2}}, 0x20)
write$RDMA_USER_CM_CMD_DESTROY_ID(r4, &(0x7f00000001c0)={0x1, 0x10, 0xfa00, {&(0x7f0000000180), r6}}, 0x18)
write$RDMA_USER_CM_CMD_RESOLVE_IP(r3, &(0x7f0000000200)={0x3, 0xffffffffffffff73, 0xfa00, {{0xa, 0x4e21, 0x3, @initdev={0xfe, 0x88, [], 0x5, 0x0}, 0x6}, {0xa, 0x4e20, 0xfffffffb, @mcast2, 0xe00}, r6, 0x5}}, 0x48)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$FS_IOC_SETFLAGS(r2, 0x40086602, &(0x7f0000000040)=0x1)
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r1, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:17 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  332.445150] 9pnet: p9_fd_create_tcp (22797): problem connecting socket to 127.0.0.1
[  332.516047] delete_channel: no stack
20:35:17 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dlm_plock\x00', 0x200, 0x0)
recvmsg$can_bcm(r1, &(0x7f0000001200)={&(0x7f0000000040)=@ax25={{0x3, @null}, [@null, @remote, @rose, @null, @netrom, @bcast, @bcast, @null]}, 0x80, &(0x7f0000001180)=[{&(0x7f00000000c0)=""/7, 0x7}, {&(0x7f0000000100)=""/4096, 0x1000}, {&(0x7f0000001100)=""/70, 0x46}], 0x3, &(0x7f00000011c0)=""/29, 0x9}, 0x60)

20:35:17 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000040), &(0x7f0000000080)=0xc)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
prctl$PR_SET_PDEATHSIG(0x1, 0x2c)

20:35:17 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  332.568814] delete_channel: no stack
[  332.653362] delete_channel: no stack
[  332.682265] delete_channel: no stack
20:35:17 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvfrom$rxrpc(0xffffffffffffffff, &(0x7f0000000040)=""/20, 0x14, 0x100, &(0x7f00000001c0)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e21, @multicast1}}, 0x24)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
sendto(r2, &(0x7f0000000200)="19b94d5c9ec2022e1fe2b0e133f25208446d857ca9521acbc9432a9ee45e40cb6693bfd4f94a78d167ff605d3312dfb810ee584d1639a04026de16bf120efe7a26a7684c07e640dbd187bc0617", 0x4d, 0x4083, &(0x7f0000000280)=@sco={0x1f, {0x3f, 0x9, 0x5, 0x8, 0xf6, 0x1f}}, 0x80)
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r1, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r4, 0x40a85323, &(0x7f0000000100)={{0x0, 0x5}, 'port0\x00', 0x90, 0xe66bf1387ad2510, 0x7ff, 0x7, 0x84, 0x4, 0x7, 0x0, 0x2, 0x6})
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:17 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:17 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = syz_genetlink_get_family_id$tipc(&(0x7f0000000080)='TIPC\x00')
sendmsg$TIPC_CMD_SET_LINK_PRI(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x82a20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r2, 0x200, 0x70bd2c, 0x25dfdbfc, {{}, 0x0, 0x4108, 0x0, {0x4c, 0x18, {0x7, @media='udp\x00'}}}, ["", "", "", "", "", "", "", "", ""]}, 0x68}, 0x1, 0x0, 0x0, 0x68cd525f2ecce270}, 0x4800)
r3 = dup3(r1, 0xffffffffffffffff, 0x0)
setsockopt$SO_VM_SOCKETS_CONNECT_TIMEOUT(r3, 0x28, 0x6, &(0x7f00000001c0)={0x77359400}, 0x10)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
dup2(r5, r6)
setsockopt$l2tp_PPPOL2TP_SO_RECVSEQ(r6, 0x111, 0x2, 0x0, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
memfd_create(&(0x7f0000000200)='keyringem0vboxnet1\x00', 0x2)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$notify(r4, 0x402, 0x20)

20:35:17 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
munlockall()
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:17 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
r5 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000280)='/dev/nvram\x00', 0xb95402, 0x0)
r6 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r6, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r7 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, <r8=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r6, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r8}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
r9 = socket(0x22, 0x2, 0x4)
r10 = socket(0x22, 0x2, 0x23)
dup2(r9, r10)
getsockname$packet(r10, &(0x7f0000002540)={0x11, 0x0, <r11=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000002580)=0x14)
sendmmsg$inet6(r5, &(0x7f0000003840)=[{{&(0x7f00000002c0)={0xa, 0x4e21, 0x8000, @remote, 0xffffffff}, 0x1c, &(0x7f0000000640)=[{&(0x7f0000000300)="dd2f19e4a401984fd78c9b2f1388bcb694325779e9d043bd0d97ff061cb38b672246a4943efc8faf5b2536ba9b67a7e648c604ec3e55b7f2846eef17bf1f1de3d64c1c8561f3bcebbd9edf23d3e5e5589034b4b0e8071538425dfbeb89a6a5460626ff3e2bb99f5652223c8c70d41ace6fb238e532e2653589061ea8380b25987edb6233b01c5890ae94e61ce52775f59ee73ebb6ea3bb97cc657f978283a1bd92981f5ab5f13b043a3980aaa955b88b51a6e7b267d060", 0xb7}, {&(0x7f00000003c0)="4a4bb28d339d00e697f7730dd6b7db96d801797c8cc51ba8d2e655414df9139e068126e8e93e8496f16450bcd46a1bbc5807734179e51f0f92c9462009b13f12f886f450c45da3c53a67b8311bbf6e338411d6c07057195e4e5228", 0x5b}, {&(0x7f0000000440)="2c6b13bf0e327821e95c2722e5b707550689a4aa501c7b7e9e3eefeeb49f236f9d5bac207008a77634100b38c8c5c78cd3d4c572001b9daa7069f5070162d3ff7475dbe27698a68969f352d45f9931f508b1e1204bdc83b910b05ff743d6844452f361818218", 0x66}, {&(0x7f00000004c0)="29d55f820a8b612aa084dcb7731a534558c25a79e85c8369c1bf3bff8a449cad519e7ea66c4f04d3a3dfc4ce1ee22113718f4659fb0200d3414a0299e51c2067d81d45b48bd7835c99e10897294811a093f731314522da30112aa0dad6ebfc6c638a96d5a45298ae1c276b538bf7ad553c98ae1492223f2a1e12b1ae207f865d261031eef2c7b133043474e9a25ce26ee8dbeb4101", 0x95}, {&(0x7f0000000580)="2a2c334fba7b33f08ff2cc24ea04fb67da09c587d1f367662b8f0c03e6ce0fb7f9b9", 0x22}, {&(0x7f00000005c0)="8e6f837c269480777d8f6536c3c1ad19e5dc75a6936940bb74a0655c592edf3ed27ada894e990899b1aa8b0fa5ef6a324e3bbcc16d3ba5a3563f8d07b7fed4d644a600b5449df3d386e06988aefde92aff373d9a1514b539fc10cf19b743fcd556f09f62dd234e35d419", 0x6a}], 0x6, &(0x7f00000006c0)=[@hopopts_2292={{0x58, 0x29, 0x36, {0x32, 0x7, [], [@padn={0x1, 0x8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @calipso={0x7, 0x18, {0x5, 0x4, 0x81, 0xb2d2, [0x4eb, 0x2]}}, @enc_lim={0x4, 0x1, 0x2}, @padn={0x1, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @padn={0x1, 0x3, [0x0, 0x0, 0x0]}, @ra={0x5, 0x2, 0x4000}]}}}, @rthdrdstopts={{0x28, 0x29, 0x37, {0x0, 0x1, [], [@enc_lim={0x4, 0x1, 0x2}, @padn={0x1, 0x1, [0x0]}, @pad1, @pad1]}}}, @pktinfo={{0x24, 0x29, 0x32, {@loopback, r8}}}], 0xa8}}, {{&(0x7f0000000780)={0xa, 0x4e20, 0x0, @remote, 0x800}, 0x1c, &(0x7f0000000c40)=[{&(0x7f00000007c0)="e02372a1ecf4da6f0bc4c9f5642a40bb913ec62c9ea3a470088adee85cefdcf7fbc9dcf443c84efc93e0dc3d24ab011656375173898f28983da5e21d872e3c25c5c99a07c97f9bc814029465b3386bd11f93458600eb86ea2969de3d8a3040ea2bc964b76ef622c41815ff0d4b25919ce03896e94dcb0d1a78c85dc08eaac3229aa7781718719d52d2a701d5d0934c4f65c1935a10116b9460dc91a7a50ce5306cee99ee9515e6e2c864e9eec154ff8f4827dbfb340ab48134fdc028e0c4", 0xbe}, {&(0x7f0000000880)="2c1d21c351489fbfc4b5ef4a74c09f7d9fc6fd442294c91e982af9547e084517c3f387609e43310e2ecf502b51e859050762e1ce140c137536aeccc1454c4ba352ff71", 0x43}, {&(0x7f0000000900)="af3fce852f9256eaa2349d99b46d16fb9cfadda0e369e758053a1a6a22c05c94fe64400925e4b4f5124ba967559b80aae8377ea2e854ca91900b008fdce9f2fefcb185e9a08f3155f4479804ac40fce7ce49f230e5499eb9d9f2da7873d344dd17f6914c034fc428404a23096c506144dcea7f77701a68136d52ab1ca8caa79e62361dcd", 0x84}, {&(0x7f00000009c0)="25a5a1d082d0e8362f2afe83535632b0c627b55c049415d4194f9188233328d679ed4feec178b73136de4010a57921f8672596582de522275532d5b3c5ee4cef2c34ecce1e1af3bab6e3f0742777830bfb1e1d8bc9da266ccf1a9815a658cbf65bd91c53e19b505d8410be676b9241bc4c6fe8be57fe718bc7fb99c37dbb62c10838a8e121dab7fb5f351c42eb1a020728934bf3aaab814f", 0x98}, 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{&(0x7f0000001ec0)="1f27810b9321e5d32dc17055a77f5d2aab8b85d7cdf921bd076776c15cd1482b3eccd601f17e56cd6ed68571a29091227a21bc098dc5368e2d262e0d4fbff1d8ca36b277ff83d1532cf5acd491b61a82ad2211adb699aad101ffc053711ac4e13110a5f41a52fec5e12aeec6db78407cf9e72f8985e0c9495679f043229896d1386e244224f494ee974e158d828410197702da60566826be367c2faf6ea1e0d7a241cca44259e3bef5d906632a79db203e5c08bba3", 0xb5}, {&(0x7f0000001f80)="dd202c1fc54fa0fdcccc09134a4ba30dbc1fe07b55a7a32f1fc8351d721f4d02673ea6", 0x23}, {&(0x7f0000001fc0)="4a66af5c8936227f4b0a511c806d43a6b3671ac27499cb50d4f7eb0cec029720a9761b35b5d1942ec49f52eaaf04c572e39489f84ed38f9634f0716267ce8c7f9cfad56b45f4095993428c4248024299eeee767d56776a78407f0404ff9f2506fd2098cd61a06425ae2755d7b1af9c049d61838e4710564a3cb2b38b381c5f98b1fb7280cea2b39ecaeafab54fe0323a1acd494d5bf572e85838e8f5002104b1855cc8e42ae712dcd7fcd7c15065d6dc0073c3eac7eeda35d2ba4694ea242bf6961127a2734f5234c8645fc60d92c7377b57c64ef784249496b1b7058144378164492ddc613d3c96ea0251", 0xeb}, {&(0x7f00000020c0)="339fcbfb9404b5db7c37aaf5dd3f4c93536744537d506d13b2a8e52e967a9c181f9ff54bf3edde3da8c296768240c0c070589e48a8369ae20eeb2e491803434a55e45f2da05b61bfbf948b9e55279039109f40fabe896aab1138a5c425baf88a12c43d3bea2e7b670c8902be99", 0x6d}, {&(0x7f0000002140)="aafcb72eb0713e20f6", 0x9}, {&(0x7f0000002180)="ecea02ecc521fcfab102a330f5c37847f894a62d0d3bb9bd880599da313c1e6a7323e0df9cbdc25d86f7579b9cd55bd1527076abb17a66589a1f4f4c73c9b6c70f6e67a2b196d3007e84edb7ad486b052306cfa024c8b5cbaa7561c671ab89ffb0f3697bda4578433439502ae8fc05c9641f197eac8b19ac676b4312d7225977dca6cb5dbc77fd5e305c65e61d05e0417c4185f805ca710369b946dacf11264143f2cccf186481bb5657b1c37cd9671babc5", 0xb2}, {&(0x7f0000002240)="ff77978dbf9120978c808c4f89a4eb3a4c78dda5b0f13d661c0e0b6945220999f6e12bfaaa6eab0b63a147bd35a2e5e1b4ce5fc3f3a6ddcb5f3b0c02cccd7e755d2aec9773649de6589454da191cc5af5d64d2f1240b0a71ca18f7bfd8ec990d6e97182f67d4385fba63ca32a7996ba0f1d043b6d7d92871652c90ccdbf26d5e39b898c9cbec61f52f18e8149a72b8459f69dcd6f197b9c5b348bacb0e0d8ca9aeb66bcedf2552dd5b70c1dcd4b56ba4c2293859f185b811ae5e", 0xba}], 0x8, &(0x7f00000025c0)=[@rthdrdstopts={{0x28, 0x29, 0x37, {0x88, 0x2, [], [@padn={0x1, 0x8, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @jumbo={0xc2, 0x4, 0x20}]}}}, @rthdr={{0x28, 0x29, 0x39, {0x33, 0x2, 0x0, 0x81, 0x0, [@empty]}}}, @hoplimit={{0x14, 0x29, 0x34, 0x3b}}, @rthdr={{0x68, 0x29, 0x39, {0x7f, 0xa, 0xcac01a1cb01e1d2, 0x4c, 0x0, [@mcast1, @remote, @initdev={0xfe, 0x88, [], 0x0, 0x0}, @mcast2, @initdev={0xfe, 0x88, [], 0x1, 0x0}]}}}, @pktinfo={{0x24, 0x29, 0x32, {@empty, r11}}}, @hoplimit={{0x14, 0x29, 0x34, 0x4000000}}], 0x110}}, {{&(0x7f0000002700)={0xa, 0x4e23, 0x5ce, @mcast2, 0x3f}, 0x1c, &(0x7f0000002880)=[{&(0x7f0000002740)="9080dea2dda4d7d75add9a8881afd88c31616e1b131629fabfc6e418d72eea30b22d8b7786b8bd7b8cff9da11b7cba377d3c80ec7582706a88e34d8c8444e2e554d11587b1011fbc4e09b4ec53b6e2530c7e725590032d4d9cfe071b46c9992530d1ea4cbfed20e227cbaf73485dade2c5909b7bb8122684a2c399636007b8e3d6387a739d", 0x85}, {&(0x7f0000002800)="1dfc3f5447", 0x5}, {&(0x7f0000002840)="d85747489f49", 0x6}], 0x3, &(0x7f00000028c0)=[@dstopts_2292={{0xd0, 0x29, 0x4, {0x8, 0x16, [], [@pad1, @generic={0x0, 0x9d, "6ad64a554494c175ea476b14b916f72ade7b0e3bf024659b76577a4ba5c9c60cc6d17742fc1ea183df7dd7db96c5652f00e3806dc1ece8d82919670fe3fc30da2188ec8d6597332cc0740ba1cf2176a0e89fcf7351d81e4ac7d63bea246a97a68e5b067e495ceaabb77a0c74f8a35ecae93047c0eee2e815cf7fd4d27ca20762a1f47a3b0d5c5bf51e1215fa3ed21987ef6fc83e6dbff7c8177e8470d8"}, @ra={0x5, 0x2, 0xffff}, @pad1, @padn={0x1, 0x1, [0x0]}, @padn={0x1, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @enc_lim={0x4, 0x1, 0x20}]}}}], 0xd0}}, {{0x0, 0x0, &(0x7f0000002c40)=[{&(0x7f00000029c0)="cba44913f0fb15eecb4c6cc6249f3d8477c13053d5f79e9b10393641e51aeda998a68ab7103c551a2940381015a3ffe2d613af5578fdf894d7db992501c555f8ee6df0248a1009bd9dbcb031ed519e5073ca26c40d6c534c42a26d7235d1a431686fac157796ab3b19a3d43a2170060b967c38062a5b23b31d1d363dcc34b18d253d896aa59a1b8c6de7151e8281a98f0541ef840d016dc32ae7cbbe11cfc24a2e1b05d7d708ddfc0abe7aac968b18bf88d8027a28600c5386199c66b5cf7ea741c71dc1a0c8fbb7b0ea3566d5a227015562bf261a64319d6ebdaf2f0f98d445b4fe905487b06fc34b8ae502ce0ec602e589", 0xf2}, {&(0x7f0000002ac0)="06e2c9df4b24f8e7d607c9b39e7dfbdc3c3165921322b85b265b445339bf5c291af6d5b4b06443f50ecff0b20339b60c93732a9baedb51bda0516ae51892003a81a7ddfd76ccbc54f88954b4ec9a615797b9469d8cc7ecdce419617660c38128b85da6bca4d8f7fb8776ce215e16e5b12d4e7a18f115b5cfe3b369c204eb65279d1b4dff", 0x84}, {&(0x7f0000002b80)="42da54dd4310efd5b9c16041b05c717db6673a8ae46c8628b3fcec50a114a1f9e97f9ac24fdddf2365d550616194be1614566483", 0x34}, {&(0x7f0000002bc0)="70ec911fd427e93a88e886b07e5aff2f7dc5ce29d3604cea14a8b2ee1f2a2145f59c378d61e6b1ceb5d4978f10d97f7b2636fe61617790459bbc7530077175729bf657d2e564342ab5751fe7e44cac601dc3a9717a706ea72a773032f1746a18896f", 0x62}], 0x4, &(0x7f0000002c80)=[@hoplimit_2292={{0x14, 0x29, 0x8, 0x65c9}}], 0x18}}, {{&(0x7f0000002cc0)={0xa, 0x4e24, 0x7, @dev={0xfe, 0x80, [], 0x24}, 0x9}, 0x1c, &(0x7f0000003100)=[{&(0x7f0000002d00)="4933fc971770123de52057f6533e8d2b4a2fd124ffbb624c32e1d53815bbefd6e406bf73b47d3da629f2286bfc96390cee9051b1ebdd4fc95fb44e33fbd0bd8c4c104dbcfba17cb8448d37c31dd842bd2af0f36667d3b156381d498173420b5f", 0x60}, {&(0x7f0000002d80)="911038bcba890c52468f4b88d00e8c76a1ec90b8229303ce06f3e7b887ccf26c2dd90697cc3878fb235cf8ef9246fa930559d8e98147f0968ab7495a3f145db48cea90b8c3fa48fbcf51367d279551c8038827a3c28b49424f576b7ec05e23764c4aa4d353dca4dee0c0408edf70bc4e26897ed0fcf7930dd45dfaf5d774b9922bb9526a8b8f7a65e21a0da04b5ea6194ad4f860432bbae685b47753481e2975259efe200eb017968decb2562c45d314d51b1d52dc1c31444fdd2a4557dee8accc003bedc7de46038d943c17342a1ec61c9dce7313", 0xd5}, {&(0x7f0000002e80)="6b610a6529bef1c908bd7e507a650d90a0f09b22287265a34df67d495ab5bb5af31815619671178b54bdff8cf8f3c5e4365d575c6cd68aba57b9c99662762ee44a4117c257f16ca35b521adf333b851884d6d79b224ad1", 0x57}, {&(0x7f0000002f00)="7722e4cbeb7f3066364cccd557e969be1b392a31a36214401e84e42481e3dc3fe67c08650eeaf5b9d1d13f777230ec685e7804231f075863adcf02807686e638dbc3a87bc5de67c946f00c3a6fecccec57a8a35d", 0x54}, {&(0x7f0000002f80)="7c0fe9150296ff87c8f0dfcc7140491bb6b29db125dd213f80d259c1babc008242", 0x21}, {&(0x7f0000002fc0)="b9939c111bf5d10672e4414b020b9a3b79f2343199c48fcd4c8bd96fc70e5d37cb4901363cd41a7df7598b6e06df455b8e4ed85a4b438b714ab27e36eb6374900f8f0817b908e3dd2bf02b34301bfb6b5b6efcbabe09ba2f7a0cb2", 0x5b}, {&(0x7f0000003040)="40abc6433c8a101f4bbed9c9fefaf24d2e407395fe6ed4f76fc0559e9ae0e07a23b0e7421e8e39a2e43ee78ab814549363e732978dda73d12f667203ae9d08a8f477bdc8bd513c707172477b25d5574c7eaedcf912f415fca00615b8547a4142a1e0cced141d7d21800b08f226fb401b359cf4eca360edcfa8fc2077e93a5fb9d83606ce7446a4d5d9ef93f4ce346bd64ffd72b622e91780b4d9156d109a5234da3202eee1aa", 0xa6}], 0x7}}, {{&(0x7f0000003180)={0xa, 0x4e23, 0x4, @dev={0xfe, 0x80, [], 0x20}, 0x5}, 0x1c, &(0x7f0000003380)=[{&(0x7f00000031c0)="b069c18660595f3669bce5d1f05e75ba88a660aaf85d3ca57ca72ba302a799ac53ab86b62b303833ae3eab93ba85b4a616d91694f5c27d17e78748413e6f4418d810e5d761bf5c90d777fd1f9473103cc6fee62a05dd5692370981595f39b29c3d480aca99ac0afbeb46a3e2a2b14adc0d891c494c772aa9af77bbd54cd5e58457bd2be522ccf7c7b26a3f658f481d7b50c86865372cb1832cb3b954389650ccbdac5f1734fa0396910499924d6f4966375c54bb912176fcd2db3e7f6d", 0xbd}, {&(0x7f0000003280)="d80fb474e7a0a74f71ac86ae8ef0373361deff0a92f6080e53efbb737e559362d094891ae8ff63c96b247351a532db4908de29b80412566f05bdc36b7c051718c27997c47389b88f497c9d267ae4930515580c1fcadd7bdc4553d2e868efe53dab6773d2ea4179f2581958508123e61a7fad6d41722cb37a5d569a65275696d09be7e08979370e802381c2c13373a1dddd67de32623a2e239e35aec96995a94c11e17cde83904b5d727c650fa73893fde0c8b9547d18e2f55f60d7b371aac804e4f167483977ac5bc4abe217444990a38d12eca5f2d57a296df31606a9cbd32e9a9c87412e3527a3d05bf42cea370525c32c6cb5b6cfdbe3", 0xf8}], 0x2, &(0x7f00000033c0)=[@dstopts={{0x48, 0x29, 0x37, {0x3c, 0x5, [], [@padn={0x1, 0x1, [0x0]}, @calipso={0x7, 0x18, {0x2, 0x4, 0x4, 0x9, [0x3, 0x1]}}, @enc_lim={0x4, 0x1, 0x6}, @padn={0x1, 0x1, [0x0]}, @enc_lim={0x4, 0x1, 0x3}, @padn={0x1, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}]}}}, @hopopts_2292={{0xd8, 0x29, 0x36, {0x62, 0x17, [], [@pad1, @padn={0x1, 0x1, [0x0]}, @ra={0x5, 0x2, 0x314}, @enc_lim={0x4, 0x1, 0xf8}, @ra={0x5, 0x2, 0x7}, @pad1, @generic={0xfa, 0x75, "b83c5cc4184821b3a3f4ef2a38daee47a0139812e6b39550449e8bd9fdbd5f418840fadccb26324c5b3f62ce4c3e1492783f7e84a13b485c1996073c4cbfe5958ada3f399b110f8cba894c3051469fee3e8bc27098e083069f27de5032f3728b743bc036c8059d2067b741e5e7a9677ee485b54b91"}, @jumbo={0xc2, 0x4, 0x5}, @calipso={0x7, 0x28, {0x5, 0x8, 0x1, 0x2, [0x4, 0x2, 0xfff, 0x3]}}]}}}], 0x120}}, {{0x0, 0x0, &(0x7f0000003540)=[{&(0x7f0000003500)="84c85ead52b454659dd3426dcef70661c0cbc62ab49657321f470b0c2564", 0x1e}], 0x1, &(0x7f0000003580)=[@hoplimit={{0x14, 0x29, 0x34, 0x7}}, @tclass={{0x14}}, @rthdr_2292={{0x38, 0x29, 0x39, {0x3a, 0x4, 0x0, 0x4, 0x0, [@local, @mcast1]}}}], 0x68}}, {{&(0x7f0000003600)={0xa, 0x4e24, 0xffffffff, @empty, 0x3}, 0x1c, &(0x7f00000037c0)=[{&(0x7f0000003640)="457b522227df72c9bbc78b16183d149cde5c58e3ac35c5ced041942b228b17daf8d9961ba766d66e08cf9932eda99147792a88a3c447f09a84f18e1aabd72b67cd978b95ed895effb3d81eae1ffec657aa081393ce8217ae35079f1d5145a953beb91c079fb6ebb26c6f8e0d1bfb99664475b6b5b28ee15eeea18b9d5b649416a8f110392fa9e7cf711be7cef6ecc7be84ff941a36b315a5ce1f9428673fd092a44c88937103874f347c402207197ba8604a1d6ae23adb12625c8cf99ab30a", 0xbf}, {&(0x7f0000003700)="1e44b62a2601670802fb242bfd746e9d5e60cbb79025635059d6a00c17db9adf6e6c97cae4313e757e5fc3612ec34d65be9cdb0a540740120d33e32133c1733e9e73b9e4c05d2674bdae0c29a34ffb8ac588edb7153539d2c23947e1458bc255f39693a59be912478dd59fc55e68227f91627b02", 0x74}, {&(0x7f0000003780)="7560e3db4c1b", 0x6}], 0x3, &(0x7f0000003800)=[@rthdr_2292={{0x38, 0x29, 0x39, {0x2, 0x4, 0x2, 0x15, 0x0, [@rand_addr="b70bf984b308693b0fe665d8ac17a4ca", @rand_addr="562c34f1f4d2522eee524b3bf60bfa68"]}}}], 0x38}}], 0xa, 0x4000)
getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(r3, 0x84, 0x6, &(0x7f0000000080)={<r12=>0x0, @in={{0x2, 0x4e24, @remote}}}, &(0x7f0000000140)=0x84)
setsockopt$inet_sctp6_SCTP_ADD_STREAMS(r1, 0x84, 0x79, &(0x7f0000000180)={r12, 0x200, 0x7fff}, 0x8)
r13 = open(&(0x7f00000001c0)='./file0\x00', 0x400000, 0x28)
ioctl$sock_ax25_SIOCADDRT(r13, 0x890b, &(0x7f0000000200)={@bcast, @default, 0x4, [@null, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @bcast, @default, @default, @null]})
getpeername(r0, 0x0, 0x0)
r14 = socket$bt_rfcomm(0x1f, 0x1, 0x3)
getsockopt$bt_BT_POWER(r14, 0x112, 0x9, &(0x7f0000000000)=0x5, &(0x7f0000000040)=0x1)

[  333.286922] delete_channel: no stack
[  333.322371] delete_channel: no stack
[  333.332743] delete_channel: no stack
[  333.354872] delete_channel: no stack
[  333.356137] delete_channel: no stack
20:35:17 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  333.375227] delete_channel: no stack
20:35:17 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvfrom$rxrpc(0xffffffffffffffff, &(0x7f0000000040)=""/20, 0x14, 0x100, &(0x7f00000001c0)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e21, @multicast1}}, 0x24)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
sendto(r2, &(0x7f0000000200)="19b94d5c9ec2022e1fe2b0e133f25208446d857ca9521acbc9432a9ee45e40cb6693bfd4f94a78d167ff605d3312dfb810ee584d1639a04026de16bf120efe7a26a7684c07e640dbd187bc0617", 0x4d, 0x4083, &(0x7f0000000280)=@sco={0x1f, {0x3f, 0x9, 0x5, 0x8, 0xf6, 0x1f}}, 0x80)
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r1, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r4, 0x40a85323, &(0x7f0000000100)={{0x0, 0x5}, 'port0\x00', 0x90, 0xe66bf1387ad2510, 0x7ff, 0x7, 0x84, 0x4, 0x7, 0x0, 0x2, 0x6})
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  333.403690] delete_channel: no stack
[  333.432754] delete_channel: no stack
[  333.450589] delete_channel: no stack
[  333.461665] delete_channel: no stack
20:35:18 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0xfc, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp, 0x211d8c4fb041a70a}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$bt_rfcomm(0x1f, 0x1, 0x3)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$DRM_IOCTL_AGP_ENABLE(r3, 0x40086432, &(0x7f0000000040)=0x1)
r4 = getuid()
r5 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, <r6=>0x0}, &(0x7f0000cab000)=0xc)
lsetxattr$system_posix_acl(&(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='system.posix_acl_access\x00', &(0x7f0000000640)=ANY=[@ANYBLOB="020000000100000000000000040000000000000008000000", @ANYRES32=r6, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=r6, @ANYBLOB="10000600000000002000000000000000c3082527fbbf375e01a49eb0c63966460c93978a5e51d8e875d4440036e07992aba6f0bd9b5280fbdb81bf76beef414ee8129d17402a2d0cbca31c7c1fad48303c4ebde790dc8d59fa72db836c1fc9f98ce77b8954a14a38138d0fc6ab2f077e71dbe11e2b64bd936cfbb42dfa7330c66d6d9503dacc761a78dc64b9f74461c6bb334d95941b3f4870ee43baa1e245421111c54a1db559ce4fa040cff7db7902075d133491712c3a58cdefa9bb188de6fbd12a4f280f1f86f8dacea9"], 0x34, 0x0)
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r7, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r7, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r7, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r7, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r7, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r7, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000000100)={0x0, <r8=>0x0}, &(0x7f0000000140)=0xc)
stat(&(0x7f0000000780)='./file0\x00', &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, <r9=>0x0})
r10 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r10, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, <r11=>0x0}, &(0x7f0000cab000)=0xc)
lsetxattr$system_posix_acl(&(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='system.posix_acl_access\x00', &(0x7f0000000640)=ANY=[@ANYBLOB="020000000100000000000000040000000000000008000000", @ANYRES32=r11, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=r11, @ANYBLOB="10000600000000002000000000000000c3082527fbbf375e01a49eb0c63966460c93978a5e51d8e875d4440036e07992aba6f0bd9b5280fbdb81bf76beef414ee8129d17402a2d0cbca31c7c1fad48303c4ebde790dc8d59fa72db836c1fc9f98ce77b8954a14a38138d0fc6ab2f077e71dbe11e2b64bd936cfbb42dfa7330c66d6d9503dacc761a78dc64b9f74461c6bb334d95941b3f4870ee43baa1e245421111c54a1db559ce4fa040cff7db7902075d133491712c3a58cdefa9bb188de6fbd12a4f280f1f86f8dacea9"], 0x34, 0x0)
r12 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r12, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r13=>0x0}, &(0x7f0000cab000)=0xc)
chown(&(0x7f00000001c0)='./file0\x00', r13, 0x0)
r14 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r14, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, <r15=>0x0}, &(0x7f0000cab000)=0xc)
lsetxattr$system_posix_acl(&(0x7f0000000080)='./file0\x00', &(0x7f0000000200)='system.posix_acl_access\x00', &(0x7f0000000640)=ANY=[@ANYBLOB="020000000100000000000000040000000000000008000000", @ANYRES32=r15, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=r15, @ANYBLOB="10000600000000002000000000000000c3082527fbbf375e01a49eb0c63966460c93978a5e51d8e875d4440036e07992aba6f0bd9b5280fbdb81bf76beef414ee8129d17402a2d0cbca31c7c1fad48303c4ebde790dc8d59fa72db836c1fc9f98ce77b8954a14a38138d0fc6ab2f077e71dbe11e2b64bd936cfbb42dfa7330c66d6d9503dacc761a78dc64b9f74461c6bb334d95941b3f4870ee43baa1e245421111c54a1db559ce4fa040cff7db7902075d133491712c3a58cdefa9bb188de6fbd12a4f280f1f86f8dacea9"], 0x34, 0x0)
write$FUSE_DIRENTPLUS(0xffffffffffffffff, &(0x7f0000000240)={0x2c0, 0xffffffffffffffda, 0x6, [{{0x4, 0x1, 0x1, 0x0, 0x9, 0x3ff, {0x1, 0x3f, 0xfffffffffffff800, 0x7fffffff, 0x401, 0x200, 0x7, 0xc1, 0x7ff, 0xfffffffb, 0x9, r4, r6, 0x2, 0x3}}, {0x4, 0x3, 0x18, 0x4, './cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea'}}, {{0x5, 0x3, 0x4, 0x6b, 0x1000, 0xff, {0x0, 0xffffffffffffff17, 0x65b7, 0x39fa, 0x5d, 0x800, 0x56, 0x2, 0x46, 0x10000, 0x7, r8, 0x0, 0x7, 0x2}}, {0x2, 0xf6d, 0x18, 0x1, './cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea'}}, {{0x3, 0x3, 0x0, 0x2, 0x77f, 0x80000001, {0x5, 0xcf4, 0x8000, 0x8001, 0xd69, 0x9, 0x2, 0x34e5, 0x20, 0x1, 0x151, r9, r11, 0x80000000, 0x1ff}}, {0x5, 0x6, 0x18, 0x1, './cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea'}}, {{0x1, 0x1, 0x8887, 0x5, 0x4, 0x100, {0x2, 0x6, 0x8, 0xfffffffffffffbff, 0x9, 0x4, 0xba, 0x5, 0x7, 0x3540, 0x101, r13, r15, 0x3, 0x362}}, {0x5, 0x6, 0x5, 0x9, 'wlan0'}}]}, 0x2c0)

20:35:18 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000002c0)={0xffffffffffffffff, 0xc0, &(0x7f0000000580)={0x0, <r3=>0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0xfffffffd}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10)
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000080)={0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, r3}, 0x30)
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000080)={<r4=>0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000040)='(\x00', r3}, 0x30)
sched_setattr(r4, &(0x7f00000000c0)={0x30, 0x0, 0x1, 0x3, 0x7, 0x3, 0x3}, 0x0)
r5 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:18 executing program 2:
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x3911, {{0xa, 0x4e20, 0x8000000, @empty, 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r1 = fcntl$dupfd(0xffffffffffffffff, 0x406, r0)
write$FUSE_NOTIFY_INVAL_ENTRY(r1, &(0x7f0000000200)=ANY=[@ANYBLOB="300000000000000005000f000000000000006370757365742c75736572275c5b2d00000000000000"], 0x30)
ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TEMPO(r1, 0x402c5342, &(0x7f0000000000)={0x0, 0xfff, 0x10000, {0x0, 0x989680}, 0x5, 0xfffffe00})
r2 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r2, 0x0, 0x0)
utime(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x80000000, 0x8})

20:35:18 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:18 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
recvfrom$rxrpc(0xffffffffffffffff, &(0x7f0000000040)=""/20, 0x14, 0x100, &(0x7f00000001c0)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e21, @multicast1}}, 0x24)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
sendto(r2, &(0x7f0000000200)="19b94d5c9ec2022e1fe2b0e133f25208446d857ca9521acbc9432a9ee45e40cb6693bfd4f94a78d167ff605d3312dfb810ee584d1639a04026de16bf120efe7a26a7684c07e640dbd187bc0617", 0x4d, 0x4083, &(0x7f0000000280)=@sco={0x1f, {0x3f, 0x9, 0x5, 0x8, 0xf6, 0x1f}}, 0x80)
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r1, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$SNDRV_SEQ_IOCTL_SET_PORT_INFO(r4, 0x40a85323, &(0x7f0000000100)={{0x0, 0x5}, 'port0\x00', 0x90, 0xe66bf1387ad2510, 0x7ff, 0x7, 0x84, 0x4, 0x7, 0x0, 0x2, 0x6})
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:18 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
syz_open_dev$sndmidi(&(0x7f0000000000)='/dev/snd/midiC#D#\x00', 0xdc, 0x80000)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
openat$audio(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/audio\x00', 0x2000, 0x0)
setsockopt$inet6_tcp_TLS_RX(r1, 0x6, 0x2, &(0x7f0000000040)=@gcm_256={{0x304}, "111cbf90009ba139", "17fa56c51c4d8d98b1b25c649ce34888a837955c89764ebefc98e5c9853e3dc4", "72c2fd55", "9b09643f8fc5e9dd"}, 0x38)

[  333.637606] delete_channel: no stack
20:35:18 executing program 3:
r0 = socket(0x22, 0x2, 0x4)
r1 = socket(0x22, 0x2, 0x23)
r2 = dup2(r0, r1)
r3 = accept4$tipc(r1, &(0x7f0000000200), &(0x7f0000000240)=0x10, 0x80000)
r4 = open(&(0x7f0000021000)='./file0\x00', 0x0, 0x0)
ioctl$FITRIM(r4, 0x82307202, &(0x7f0000000080))
bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000580)={r4, 0xffffffffffffffb0, &(0x7f00000004c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000300)=0x8, 0x0, <r5=>0x0, 0x0, &(0x7f0000000340)={0x207, 0x1}, 0x0, 0x0, &(0x7f0000000380)={0x6d94, 0x0, 0x0, 0x69}, &(0x7f0000000400)=0x9cc, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000480)=0x1f}}, 0x10)
bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x8, 0xf8, &(0x7f0000001140)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000000), 0x10, r5}, 0x78)
bpf$BPF_GET_BTF_INFO(0xf, &(0x7f0000000500)={r2, 0x10, &(0x7f00000004c0)={&(0x7f00000003c0)=""/223, 0xdf, r5}}, 0x10)
accept4(r3, &(0x7f0000000280)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f0000000300)=0x80, 0x80800)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
ioctl$SNDRV_SEQ_IOCTL_CREATE_PORT(r8, 0xc0a85320, &(0x7f0000000040)={{0x9, 0xe5}, 'port0\x00', 0xf6a9918c6a72e465, 0x6fd313616cb19452, 0xffffffff, 0x100, 0x8000, 0x1, 0x2d03, 0x0, 0x1, 0x7fff})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r9=>0xffffffffffffffff})
r10 = socket(0xa, 0x1, 0x0)
r11 = dup3(r9, r10, 0x0)
r12 = syz_init_net_socket$llc(0x1a, 0x1, 0x0)
ioctl$sock_SIOCSIFVLAN_GET_VLAN_VID_CMD(r12, 0x8983, &(0x7f0000000340))
ioctl$PERF_EVENT_IOC_ENABLE(r11, 0x8912, 0x400200)
r13 = socket(0x0, 0x2, 0x23)
r14 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dlm-control\x00', 0x80, 0x0)
ioctl$MON_IOCX_MFETCH(r14, 0xc0109207, &(0x7f0000000180)={&(0x7f0000000140)=[0x0], 0x1, 0x72})
r15 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r15, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TIOCL_GETMOUSEREPORTING(r15, 0x541c, &(0x7f00000001c0))
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
r16 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000014c0)='/proc/self/net/pfkey\x00', 0x2002c3, 0x0)
getsockname$inet6(r16, &(0x7f0000001500)={0xa, 0x0, 0x0, @dev}, &(0x7f0000001540)=0x1c)
getsockopt$inet_sctp_SCTP_STATUS(r13, 0x84, 0xe, 0x0, 0x0)

[  333.670698] delete_channel: no stack
20:35:18 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x0, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e23, 0x80000001, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000000000), &(0x7f0000000040)=0xc)
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(0xffffffffffffffff, r2, 0x80000)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)

20:35:18 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:18 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
ioctl$sock_inet6_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000000))
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
socket(0xa, 0x1, 0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r5 = dup3(r2, r3, 0x80000)
r6 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f00000000c0)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff)
add_key(&(0x7f0000000080)='pkcs7_test\x00', 0x0, &(0x7f0000000200)="3081a3", 0x1001, r6)
r7 = add_key$user(&(0x7f0000000100)='user\x00', &(0x7f0000000200)={'syz', 0x0}, &(0x7f0000000240)="56058dc456e78ad50fb3e023624d45f7c5ffd2dae02630615370ecd5d1b09f8b5ba3fafb40df278c3dad7e5eecf1c7bcd24558b849ede8733154ad93abecf8a750e71c24e8fb952fad6512d3dcd54ce30f327587382f3bbd34320214674b62aece9c4d92e3e9db5f685a4da7b3294d5329d45bd80a4e1e44f94fe4636b4fb3b2e41e862e33045f7c5a7eb0c9cfad6e9a3b61ed7537bdb6952c34d16aad23814377a779146019aacde8bfe539c9dd8489e7b476eae7347319b5b5d2372f2a7f7697aab06d726740914108d7b6", 0xcc, r6)
keyctl$describe(0x6, r7, &(0x7f00000003c0)=""/76, 0x4c)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
ioctl$USBDEVFS_REAPURBNDELAY(r5, 0x4008550d, &(0x7f0000000040))
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  333.755078] delete_channel: no stack
20:35:18 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
getsockname$packet(0xffffffffffffffff, &(0x7f0000000000)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000040)=0x14)

[  333.800879] delete_channel: no stack
20:35:18 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgrup.\xa7d\xdacsyz1\x00\x00', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socket(0x13, 0x800, 0xa1)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20ncci\x00', 0x0, 0x0)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
getsockopt$inet_sctp_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f0000000040)={<r4=>0x0, 0xda5, 0x3, 0x1ff, 0x10001, 0x7fffffff}, &(0x7f0000000100)=0x14)
getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000140)={0x8, 0x0, 0x8, 0x101, r4}, &(0x7f0000000180)=0x10)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
dup2(r5, r6)
getsockname$llc(r6, &(0x7f00000000c0)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000200)=0x10)

20:35:18 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  333.866214] delete_channel: no stack
20:35:18 executing program 0:
r0 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r0, 0x111, 0x1, 0x0, 0xfea1)
arch_prctl$ARCH_GET_CPUID(0x1011)

[  333.929192] delete_channel: no stack
20:35:18 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dlm_plock\x00', 0x200000, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
accept$packet(0xffffffffffffffff, &(0x7f00000000c0), &(0x7f0000000100)=0x14)
getpeername(r0, 0x0, 0x0)

[  333.987229] delete_channel: no stack
20:35:18 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r4 = dup2(r1, r3)
r5 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000380)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0)
write$RDMA_USER_CM_CMD_CREATE_ID(r5, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000000000)={<r6=>0xffffffffffffffff}, 0x2}}, 0x20)
write$RDMA_USER_CM_CMD_RESOLVE_IP(r5, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0xa, 0x0, 0x0, @empty}, {0xa, 0x0, 0x0, @dev}, r6}}, 0x48)
write$RDMA_USER_CM_CMD_SET_OPTION(r4, &(0x7f0000000080)={0xe, 0x18, 0xfa00, @id_tos={&(0x7f0000000040)=0x1, r6, 0x0, 0x0, 0x1}}, 0x20)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r7 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000ffd000/0x3000)=nil, 0x3000)
getsockopt$inet_sctp_SCTP_STATUS(r7, 0x84, 0xe, 0x0, 0x0)

20:35:18 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgrup.\xa7d\xdacsyz1\x00\x00', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socket(0x13, 0x800, 0xa1)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20ncci\x00', 0x0, 0x0)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
getsockopt$inet_sctp_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f0000000040)={<r4=>0x0, 0xda5, 0x3, 0x1ff, 0x10001, 0x7fffffff}, &(0x7f0000000100)=0x14)
getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000140)={0x8, 0x0, 0x8, 0x101, r4}, &(0x7f0000000180)=0x10)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
dup2(r5, r6)
getsockname$llc(r6, &(0x7f00000000c0)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000200)=0x10)

[  334.059365] delete_channel: no stack
[  334.060970] delete_channel: no stack
[  334.086560] delete_channel: no stack
[  334.129940] delete_channel: no stack
20:35:18 executing program 2:
r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x40, 0x0)
ioctl$PERF_EVENT_IOC_REFRESH(r0, 0x2402, 0x5)
r1 = socket$vsock_dgram(0x28, 0x2, 0x0)
fanotify_init(0x2, 0x123d1c019aedddb3)
getpeername(r1, 0x0, 0x0)

[  334.155868] delete_channel: no stack
20:35:18 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
dup3(r0, r1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x0)
r5 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r5, 0x84, 0xe, 0x0, 0x0)

20:35:18 executing program 0:
r0 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm-monitor\x00', 0x8000, 0x0)
sendto$unix(r0, &(0x7f0000000080)="19acd3af2d72137ca90b90b52ed9d64aead9ee4e2ee5ecdbb5d70f13325ed7fadc2c01f3fe8e61ad3b43d8a3315c3438015c95b17a6d080367a78ed22d70530d85daccefb6213baeea66ec7467601dfd90d07cc545e6b68e61853e", 0x5b, 0x40808, &(0x7f0000000100)=@abs={0x1, 0x0, 0x4e22}, 0x6e)
r1 = socket(0x22, 0x2, 0x23)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
setsockopt$l2tp_PPPOL2TP_SO_DEBUG(r1, 0x111, 0x1, 0x0, 0xfea1)

[  334.207106] delete_channel: no stack
[  334.252110] audit: type=1400 audit(1575923718.793:60): avc:  denied  { write } for  pid=22934 comm="syz-executor.2" name="net" dev="proc" ino=89233 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=dir permissive=1
[  334.289616] delete_channel: no stack
[  334.295967] delete_channel: no stack
20:35:18 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgrup.\xa7d\xdacsyz1\x00\x00', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
socket(0x13, 0x800, 0xa1)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
r1 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20ncci\x00', 0x0, 0x0)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
getsockopt$inet_sctp_SCTP_ASSOCINFO(r2, 0x84, 0x1, &(0x7f0000000040)={<r4=>0x0, 0xda5, 0x3, 0x1ff, 0x10001, 0x7fffffff}, &(0x7f0000000100)=0x14)
getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000140)={0x8, 0x0, 0x8, 0x101, r4}, &(0x7f0000000180)=0x10)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
dup2(r5, r6)
getsockname$llc(r6, &(0x7f00000000c0)={0x1a, 0x0, 0x0, 0x0, 0x0, 0x0, @dev}, &(0x7f0000000200)=0x10)

[  334.303493] delete_channel: no stack
[  334.320608] delete_channel: no stack
[  334.334839] delete_channel: no stack
[  334.349719] audit: type=1400 audit(1575923718.803:61): avc:  denied  { add_name } for  pid=22934 comm="syz-executor.2" name="pfkey" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=dir permissive=1
[  334.424714] audit: type=1400 audit(1575923718.803:62): avc:  denied  { create } for  pid=22934 comm="syz-executor.2" name="pfkey" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:insmod_t:s0 tclass=file permissive=1
[  334.486832] delete_channel: no stack
[  334.514511] delete_channel: no stack
20:35:19 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000040)='/dev/sequencer2\x00', 0x80, 0x0)
ioctl$VIDIOC_QUERYCTRL(r0, 0xc0445624, &(0x7f0000000180)={0x9, 0x4, "21302c88d4316424e3ea271854524e1a22cf2ca92ff4970f4a434484ea619198", 0x2, 0x6, 0x9d67, 0x9, 0x32})
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
r2 = openat$apparmor_task_current(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/attr/current\x00', 0x2, 0x0)
fstatfs(r2, &(0x7f0000000100)=""/118)
getsockname$packet(0xffffffffffffffff, &(0x7f0000000200)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, &(0x7f0000000240)=0x14)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:19 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
r4 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r4, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r6=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000200)={0x0, 0x0, 0x0, 0xfffffffd, r6}, 0x10)
getsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000000040)=@assoc_id=r6, &(0x7f0000000080)=0x4)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
r7 = accept(0xffffffffffffffff, &(0x7f00000000c0)=@alg, &(0x7f0000000140)=0x80)
getsockopt$inet_sctp6_SCTP_ADAPTATION_LAYER(r7, 0x84, 0x7, &(0x7f0000000180), &(0x7f00000001c0)=0x4)

20:35:19 executing program 2:
r0 = openat$selinux_status(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/status\x00', 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(r0, 0x84, 0x65, &(0x7f0000000140)=[@in={0x2, 0x4e24, @multicast1}, @in6={0xa, 0x4e23, 0x9, @rand_addr="247065daee450c1fb31321fb21cb4ae5", 0x8}, @in6={0xa, 0x4e23, 0x1680, @mcast1, 0x1}, @in={0x2, 0x4e24, @multicast1}, @in6={0xa, 0x4e22, 0xdf, @mcast1, 0x9}, @in6={0xa, 0x4e23, 0x3, @local, 0x1f}, @in6={0xa, 0x4e20, 0x9, @empty, 0x400}, @in={0x2, 0x4e22, @multicast1}, @in6={0xa, 0x4e20, 0x5, @mcast1, 0x6}], 0xd8)
r1 = socket$vsock_dgram(0x28, 0x2, 0x0)
r2 = dup(r0)
r3 = socket$inet6_sctp(0xa, 0x5, 0x84)
r4 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r4, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r6=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r6}, 0x10)
r7 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r7, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r8 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r8, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r9=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r7, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r9}, 0x10)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r3, 0x84, 0x6f, &(0x7f00000002c0)=@sack_info={0x0, 0xfffff750, 0x3292}, &(0x7f0000000300)=0xc)
r10 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r10, 0x84, 0x1d, &(0x7f0000000340)=ANY=[@ANYBLOB="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", @ANYRES32=<r11=>0x0], &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r3, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r11}, 0x10)
r12 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000080)='/dev/hwrng\x00', 0x1, 0x0)
connect$netrom(r12, &(0x7f00000000c0)={{0x3, @bcast, 0x4}, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @default, @null, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}, 0x48)
setsockopt$inet_sctp_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000040)={r11, 0x1000}, 0x8)
getpeername(r1, 0x0, 0x0)

20:35:19 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:19 executing program 0:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
setsockopt$inet6_tcp_int(r0, 0x6, 0x0, &(0x7f0000000100)=0x9, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x80, {{0xa, 0x4e20, 0x8000003, @mcast1, 0xfffffffd}}}, 0x112)
r1 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000200)='/dev/vga_arbiter\x00', 0x4000, 0x0)
getsockopt$CAN_RAW_FD_FRAMES(r1, 0x65, 0x5, &(0x7f0000000240), &(0x7f0000000280)=0x4)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0xfc20)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$FS_IOC_FSGETXATTR(r0, 0x801c581f, &(0x7f0000000000)={0xffff3c7f, 0x80000001, 0x2, 0x10001, 0x47})
mkdir(0x0, 0x0)
creat(0x0, 0x0)
sendmsg(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(0xffffffffffffffff, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:19 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000000))

20:35:19 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
ioctl$GIO_FONTX(r1, 0x4b6b, &(0x7f0000000400)={0x197, 0x4})
getpeername(r0, 0x0, 0x0)

[  334.707821] delete_channel: no stack
[  334.722942] delete_channel: no stack
20:35:19 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x10000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x7}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000001c0)='./cgroup.net/syz0\x00', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x142)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$EVIOCGABS2F(r2, 0x8018456f, &(0x7f0000000040)=""/12)
creat(0x0, 0x0)
r3 = socket$inet(0x10, 0x2, 0x0)
r4 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x0, 0x0)
ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r4, 0xc08c5336, &(0x7f0000000100)={0x5c3, 0x7f, 0x62, 'queue1\x00', 0x9})
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:19 executing program 3:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff})
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
r3 = dup2(r1, r2)
r4 = syz_genetlink_get_family_id$devlink(&(0x7f0000000140)='devlink\x00')
r5 = getpid()
sendmsg$DEVLINK_CMD_RELOAD(r2, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x38, r4, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [{@pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r5}}]}, 0x38}, 0x1, 0x0, 0x0, 0x800}, 0x80000)
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r0, r6, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r8=>0xffffffffffffffff})
r9 = socket(0xa, 0x1, 0x0)
r10 = dup3(r8, r9, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r10, 0x8912, 0x400200)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
ioctl$SNDRV_CTL_IOCTL_ELEM_REMOVE(r3, 0xc0405519, &(0x7f0000000080)={0x7, 0x1, 0xfffffffe, 0x1, '\x00', 0x5})
r11 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r11, 0x84, 0xe, 0x0, 0x0)

20:35:19 executing program 0:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
ioctl$sock_inet6_udp_SIOCOUTQ(r0, 0x5411, &(0x7f0000000000))
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
socket(0xa, 0x1, 0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r5 = dup3(r2, r3, 0x80000)
r6 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f00000000c0)={'syz', 0x3}, 0x0, 0x0, 0xffffffffffffffff)
add_key(&(0x7f0000000080)='pkcs7_test\x00', 0x0, &(0x7f0000000200)="3081a3", 0x1001, r6)
r7 = add_key$user(&(0x7f0000000100)='user\x00', &(0x7f0000000200)={'syz', 0x0}, &(0x7f0000000240)="56058dc456e78ad50fb3e023624d45f7c5ffd2dae02630615370ecd5d1b09f8b5ba3fafb40df278c3dad7e5eecf1c7bcd24558b849ede8733154ad93abecf8a750e71c24e8fb952fad6512d3dcd54ce30f327587382f3bbd34320214674b62aece9c4d92e3e9db5f685a4da7b3294d5329d45bd80a4e1e44f94fe4636b4fb3b2e41e862e33045f7c5a7eb0c9cfad6e9a3b61ed7537bdb6952c34d16aad23814377a779146019aacde8bfe539c9dd8489e7b476eae7347319b5b5d2372f2a7f7697aab06d726740914108d7b6", 0xcc, r6)
keyctl$describe(0x6, r7, &(0x7f00000003c0)=""/76, 0x4c)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
ioctl$USBDEVFS_REAPURBNDELAY(r5, 0x4008550d, &(0x7f0000000040))
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  334.870701] delete_channel: no stack
20:35:19 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/sys/net/ipv4/vs/nat_icmp_send\x00', 0x2, 0x0)
accept4$inet(r1, &(0x7f0000000200)={0x2, 0x0, @dev}, &(0x7f0000000240)=0x10, 0xc00)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$setownex(r0, 0xf, &(0x7f0000000000)={0x2, 0xffffffffffffffff})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r2 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r2, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r2, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  334.954802] delete_channel: no stack
[  334.972793] delete_channel: no stack
20:35:19 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
r3 = accept4$tipc(r2, &(0x7f0000000000), &(0x7f0000000040)=0x10, 0xc00)
fchmod(r3, 0x2)
getpeername(r0, 0x0, 0x0)

[  335.046688] delete_channel: no stack
20:35:19 executing program 3:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={<r0=>0xffffffffffffffff})
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000000), &(0x7f0000000080)=0x4)
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r0, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
r5 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r5, 0x84, 0xe, 0x0, 0x0)

20:35:19 executing program 1:
r0 = getpid()
tkill(r0, 0x9)
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x4000}}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  335.105930] delete_channel: no stack
20:35:19 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/sys/net/ipv4/vs/nat_icmp_send\x00', 0x2, 0x0)
accept4$inet(r1, &(0x7f0000000200)={0x2, 0x0, @dev}, &(0x7f0000000240)=0x10, 0xc00)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$setownex(r0, 0xf, &(0x7f0000000000)={0x2, 0xffffffffffffffff})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r2 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r2, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r2, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  335.176169] delete_channel: no stack
[  335.226285] delete_channel: no stack
[  335.259503] delete_channel: no stack
[  335.280649] delete_channel: no stack
[  335.305613] delete_channel: no stack
20:35:20 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:20 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
r1 = socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
write$binfmt_script(r1, &(0x7f0000000100)={'#! ', './file0', [{0x20, 'vboxnet1/'}], 0xa, "6294c274faf9017f2bd4af1c7c1713f041e68af9c6c920de3df9e60b137c0817f11bc6593c9e08fec61a08a4fe6247c8498955be80df5bb6a83d2f3894d1975fa7658cdd9cf01190f817d986e16136b1b2a618b818b7f3f93d8e8bf448e483e248370abc6a1880ceafd6d2f9abbdf94b7b87edf3ab6add8fc35fa36b4f45cb6081c7463a34a1511fa8aa9767c344c17ec3bc15f464371d52ce9abcb63e862118d49b55349a4492f55d3f0ed63ce8f206e33bcd2c85bf191d821addfd53a66c8de0a44e23b147b9b80cb78c5b73821ee2e44224a3b99ad3188a"}, 0xee)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:20 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$BLKRAGET(r3, 0x1263, &(0x7f0000000000))

20:35:20 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/sys/net/ipv4/vs/nat_icmp_send\x00', 0x2, 0x0)
accept4$inet(r1, &(0x7f0000000200)={0x2, 0x0, @dev}, &(0x7f0000000240)=0x10, 0xc00)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$setownex(r0, 0xf, &(0x7f0000000000)={0x2, 0xffffffffffffffff})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r2 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r2, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r2, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:20 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$PPPIOCGFLAGS1(r2, 0x8004745a, &(0x7f0000000040))
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:35:20 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)

[  335.707810] delete_channel: no stack
[  335.717089] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=26159 sclass=netlink_route_socket pig=23045 comm=syz-executor.1
20:35:20 executing program 0:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/sys/net/ipv4/vs/nat_icmp_send\x00', 0x2, 0x0)
accept4$inet(r1, &(0x7f0000000200)={0x2, 0x0, @dev}, &(0x7f0000000240)=0x10, 0xc00)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$setownex(r0, 0xf, &(0x7f0000000000)={0x2, 0xffffffffffffffff})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r2 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r2, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r2, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:20 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  335.785611] delete_channel: no stack
20:35:20 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000))
r0 = socket(0xa, 0xb4f05e6a4db32a82, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
r4 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r4, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value={0x0, 0xfffffffc}, &(0x7f0000002000)=0x8)
r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000200)=ANY=[@ANYBLOB="4569df02a89dd452a7be891b2880ce6ea3e2956b879efb3ff6daf122fb9ffb", @ANYRES32=<r6=>0x0], &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r6}, 0x10)
getsockopt$inet_sctp_SCTP_ENABLE_STREAM_RESET(r3, 0x84, 0x76, &(0x7f00000000c0)={r6}, &(0x7f0000000100)=0x8)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000080)='/proc/thread-self/attr/current\x00', 0x2, 0x0)
r7 = epoll_create1(0x80000)
r8 = dup3(r7, r0, 0x80000)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
r9 = socket(0x22, 0x80000, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
ioctl$FS_IOC_GETVERSION(r0, 0x80087601, &(0x7f0000000040))
getsockopt$inet_sctp_SCTP_STATUS(r9, 0x84, 0xe, 0x0, 0x0)

20:35:20 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
ioctl$sock_FIOSETOWN(r0, 0x8901, &(0x7f0000000000)=0xffffffffffffffff)

[  335.825133] SELinux: unrecognized netlink message: protocol=0 nlmsg_type=26159 sclass=netlink_route_socket pig=23061 comm=syz-executor.1
20:35:20 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x4000024)
ioctl$DRM_IOCTL_GET_UNIQUE(0xffffffffffffffff, 0xc0106401, &(0x7f0000000000)={0xb4, &(0x7f0000000100)=""/180})
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  335.945130] delete_channel: no stack
20:35:20 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x208080, 0x0)
ioctl$INOTIFY_IOC_SETNEXTWD(r1, 0x40044900, 0x9)

[  335.965782] delete_channel: no stack
20:35:21 executing program 5:
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:21 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(r3, 0xc0bc5351, &(0x7f0000000000)={0x2, 0x2, 'client0\x00', 0xffffffff80000000, "4d1092c465c47ea4", "3fe5113c1e3eebf05a1fdc7622d72bdb06dcdb65d23a2c2c657542c2423337df", 0x80007ff, 0x1ffffffe})
getpeername(r0, 0x0, 0x0)

20:35:21 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
exit(0x7)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:35:21 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x20, 0x200000)
getsockopt$EBT_SO_GET_INIT_ENTRIES(r1, 0x0, 0x83, &(0x7f0000000200)={'broute\x00', 0x0, 0x4, 0xe9, [], 0x9, &(0x7f0000000040)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], &(0x7f0000000100)=""/233}, &(0x7f0000000280)=0x78)
shutdown(r0, 0x1)

20:35:21 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x3, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:21 executing program 2:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r3=>0xffffffffffffffff})
r4 = socket(0xa, 0x1, 0x0)
r5 = dup3(r3, r4, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
r6 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r7 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r6, 0x40042408, r7)
r8 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r8, r6, 0x0, 0x0, 0x0}, 0x30)
perf_event_open(&(0x7f0000000100)={0x0, 0x70, 0x0, 0x21, 0xe, 0x7, 0x0, 0x80, 0x100000, 0x9, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x2, 0x1, @perf_config_ext={0x2, 0x5}, 0x800, 0x1, 0x6b7, 0x5, 0x4df, 0x3f, 0x8}, r8, 0x0, r2, 0x1)
r9 = openat$full(0xffffffffffffff9c, &(0x7f0000000180)='/dev/full\x00', 0x1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r9, 0x8912, 0xf87d)
ioctl$RTC_EPOCH_SET(r2, 0x4008700e, 0x3)
ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f0000000000)="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")
r10 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r10, 0x0, 0x0)

20:35:21 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x20, 0x200000)
getsockopt$EBT_SO_GET_INIT_ENTRIES(r1, 0x0, 0x83, &(0x7f0000000200)={'broute\x00', 0x0, 0x4, 0xe9, [], 0x9, &(0x7f0000000040)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], &(0x7f0000000100)=""/233}, &(0x7f0000000280)=0x78)
shutdown(r0, 0x1)

20:35:21 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
pread64(r0, &(0x7f0000000940)=""/4096, 0x1000, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
ioctl$TUNSETLINK(r0, 0x400454cd, 0x30f)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
r4 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r5 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r4, 0x40042408, r5)
r6 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r6, r4, 0x0, 0x0, 0x0}, 0x30)
syz_open_procfs(r6, &(0x7f0000000080)='uid_map\x00')
dup2(r2, r3)
setsockopt$SO_RDS_MSG_RXPATH_LATENCY(r2, 0x114, 0xa, &(0x7f0000000000)={0x1, 'Y'}, 0x2)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000200)=[{{&(0x7f0000000100)=@pppoe={0x18, 0x0, {0x0, @dev}}, 0x80, &(0x7f0000000040)=[{&(0x7f0000000180)=""/90, 0x5a}], 0x1}, 0x1}], 0x1, 0x10000, 0x0)
socket$bt_rfcomm(0x1f, 0x2, 0x3)

20:35:21 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm-monitor\x00', 0x880, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getpeername$netrom(r2, &(0x7f0000000100)={{0x3, @rose}, [@null, @bcast, @bcast, @netrom, @rose, @remote, @null, @null]}, &(0x7f0000000180)=0x2d)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$VIDIOC_S_AUDOUT(r0, 0x40345632, &(0x7f00000001c0)={0x5e, "d49636e77be8b4a2bcc3217c0b68d4126bf0de4d7f3241e4ef6e29f635a73ffd", 0x2})
mkdir(0x0, 0x0)
openat$cgroup_ro(r3, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0)
syz_open_dev$sndctrl(&(0x7f0000000200)='/dev/snd/controlC#\x00', 0x8, 0x161901)
creat(0x0, 0x0)
r4 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r4, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r4, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:21 executing program 5:
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:21 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x20, 0x200000)
getsockopt$EBT_SO_GET_INIT_ENTRIES(r1, 0x0, 0x83, &(0x7f0000000200)={'broute\x00', 0x0, 0x4, 0xe9, [], 0x9, &(0x7f0000000040)=[{}, {}, {}, {}, {}, {}, {}, {}, {}], &(0x7f0000000100)=""/233}, &(0x7f0000000280)=0x78)
shutdown(r0, 0x1)

20:35:21 executing program 5:
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  336.749320] delete_channel: no stack
20:35:21 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000000)='/dev/sequencer\x00', 0x400080, 0x0)
ioctl$SOUND_PCM_READ_BITS(r1, 0x80045005, &(0x7f0000000040))

20:35:21 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0x20, 0x200000)
shutdown(r0, 0x1)

[  336.839728] delete_channel: no stack
[  336.858589] delete_channel: no stack
20:35:21 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
dup3(r0, r1, 0x0)
r2 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r2, 0x84, 0xe, 0x0, 0x0)

20:35:21 executing program 4:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
bpf$OBJ_GET_MAP(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00'}, 0x10)

20:35:21 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:21 executing program 5:
perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:21 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000001500)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$SNDRV_SEQ_IOCTL_PVERSION(r2, 0x80045300, &(0x7f0000000000))
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x404003, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x8021, 0x1e, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r4 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000000)='/dev/dsp\x00', 0x0, 0x0)
ioctl$int_in(r4, 0x800000c004500a, &(0x7f0000000240)=0x6)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r5, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r5, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r5, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r5, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r5, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$int_in(r5, 0x800000c0045002, &(0x7f00000000c0))
read$FUSE(r4, &(0x7f0000000380), 0x313)
r6 = openat$dsp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dsp\x00', 0x101042, 0x0)
getsockopt$inet_sctp_SCTP_I_WANT_MAPPED_V4_ADDR(r4, 0x84, 0xc, &(0x7f0000000280), 0x0)
ioctl$VIDIOC_DBG_G_REGISTER(0xffffffffffffffff, 0xc0385650, &(0x7f0000000100)={{0x3}, 0x8, 0x0, 0x8})
r7 = openat$mixer(0xffffffffffffff9c, &(0x7f0000000340)='/dev/mixer\x00', 0x200000, 0x0)
fsetxattr$security_smack_transmute(r6, &(0x7f0000000300)='security.SMACK64TRANSMUTE\x00', &(0x7f0000001380)='TRUE', 0x4, 0x1)
setsockopt$netlink_NETLINK_TX_RING(r7, 0x10e, 0x7, 0x0, 0x0)
socket$inet_tcp(0x2, 0x1, 0x0)
ioctl$sock_inet6_SIOCDELRT(r4, 0x890c, &(0x7f0000001540)={@remote, @dev={0xfe, 0x80, [], 0x13}, @empty, 0x5, 0x1, 0x0, 0x0, 0x1a, 0x10000})
sendmsg(0xffffffffffffffff, &(0x7f00000014c0)={0x0, 0x0, &(0x7f00000000c0)=[{&(0x7f0000000380)}], 0x1}, 0x0)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000013c0)=""/176, 0xffffffd7, 0x16160, &(0x7f0000000200)={0xa, 0x4e20, 0xb761, @ipv4={[], [], @broadcast}, 0x7}, 0x1c)
r8 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r8, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r8, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r8, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r8, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r8, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r8, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
setsockopt$inet6_MRT6_ADD_MFC(r8, 0x29, 0xcc, &(0x7f0000000040)={{0xa, 0x4e22, 0x4, @dev={0xfe, 0x80, [], 0x15}, 0x2}, {0xa, 0x4e20, 0x400, @mcast1, 0x6}, 0x2, [0x7fff7fff, 0x1956, 0x8, 0x8001, 0x81, 0x5, 0x1000, 0xffffffff]}, 0x5c)
syz_open_dev$dri(&(0x7f0000000100)='/dev/dri/card#\x00', 0x0, 0x0)

20:35:21 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
shutdown(r0, 0x1)

[  337.374470] delete_channel: no stack
[  337.379702] delete_channel: no stack
20:35:22 executing program 4:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000040)='/dev/dlm-monitor\x00', 0x880, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getpeername$netrom(r2, &(0x7f0000000100)={{0x3, @rose}, [@null, @bcast, @bcast, @netrom, @rose, @remote, @null, @null]}, &(0x7f0000000180)=0x2d)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
ioctl$VIDIOC_S_AUDOUT(r0, 0x40345632, &(0x7f00000001c0)={0x5e, "d49636e77be8b4a2bcc3217c0b68d4126bf0de4d7f3241e4ef6e29f635a73ffd", 0x2})
mkdir(0x0, 0x0)
openat$cgroup_ro(r3, &(0x7f0000000000)='rdma.current\x00', 0x0, 0x0)
syz_open_dev$sndctrl(&(0x7f0000000200)='/dev/snd/controlC#\x00', 0x8, 0x161901)
creat(0x0, 0x0)
r4 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r4, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r4, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:22 executing program 5:
perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:22 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x1)

[  337.471724] delete_channel: no stack
[  337.509248] delete_channel: no stack
20:35:22 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000040)='/dev/vcs\x00', 0x8002, 0x0)
openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000200)='/selinux/avc/cache_threshold\x00', 0x2, 0x0)
r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000380)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r2, 0x40042408, r3)
r4 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r4, r2, 0x0, 0x0, 0x0}, 0x30)
ioctl$SNDRV_CTL_IOCTL_ELEM_REPLACE(r1, 0xc1105518, &(0x7f00000000c0)={{0x5, 0x1, 0xcc, 0x9, 'syz1\x00', 0x7}, 0x3, 0x40, 0x4, r4, 0x3, 0x4, 'syz0\x00', &(0x7f0000000080)=['vboxnet1self\x00', '\x00', '#:*+\x00'], 0x13, [], [0x4, 0x4, 0xee09, 0x6]})
r5 = socket(0x9, 0x2, 0x0)
r6 = dup3(r0, r5, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
r7 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r7, 0x84, 0xe, 0x0, 0x0)

20:35:22 executing program 0:
shutdown(0xffffffffffffffff, 0x1)

[  337.543662] delete_channel: no stack
20:35:22 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000000)=0x9, &(0x7f0000000040)=0x4)

20:35:22 executing program 5:
perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:22 executing program 4 (fault-call:8 fault-nth:0):
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:22 executing program 0:
shutdown(0xffffffffffffffff, 0x1)

[  337.700214] delete_channel: no stack
20:35:22 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000002c0)={0xffffffffffffffff, 0x10, &(0x7f0000000580)={0x0, <r1=>0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0x1, 0x0, 0x3ff}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10)
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000080)={0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, r1}, 0x30)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup(0xffffffffffffffff)
ioctl$EVIOCSABS2F(r4, 0x401845ef, &(0x7f0000000100)={0xfffffff9, 0x80000000, 0x200, 0xa95, 0x2570})
r5 = dup3(r2, r3, 0x0)
r6 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000000140)='/selinux/policy\x00', 0x0, 0x0)
ioctl$VHOST_SET_VRING_KICK(r6, 0x4008af20, &(0x7f0000000180)={0x1, r4})
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
ioctl$SOUND_MIXER_READ_RECSRC(r5, 0x80044dff, &(0x7f00000000c0))
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000040)={<r7=>0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x28, &(0x7f0000000000)='trustedself(ppp0posix_acl_access*)proc\xff\x00', r1}, 0x30)
ptrace(0x11, r7)

[  337.731035] delete_channel: no stack
20:35:22 executing program 5:
perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:22 executing program 3:
socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:35:22 executing program 1:
r0 = getpid()
tkill(r0, 0x9)
perf_event_open(&(0x7f000001d000)={0x4, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:22 executing program 0:
shutdown(0xffffffffffffffff, 0x1)

[  337.837188] FAULT_INJECTION: forcing a failure.
[  337.837188] name failslab, interval 1, probability 0, space 0, times 0
[  337.865573] delete_channel: no stack
[  337.897726] CPU: 0 PID: 23180 Comm: syz-executor.4 Not tainted 4.14.158-syzkaller #0
[  337.905675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  337.906190] delete_channel: no stack
[  337.915053] Call Trace:
[  337.915074]  dump_stack+0x142/0x197
[  337.915094]  should_fail.cold+0x10f/0x159
[  337.915111]  should_failslab+0xdb/0x130
[  337.915123]  kmem_cache_alloc+0x2d7/0x780
[  337.915136]  ? lock_downgrade+0x740/0x740
[  337.915222]  getname_flags+0xcb/0x580
[  337.915234]  ? check_preemption_disabled+0x3c/0x250
[  337.950447]  user_path_at_empty+0x2f/0x50
[  337.954673]  path_setxattr+0x89/0x140
[  337.958487]  ? setxattr+0x350/0x350
[  337.962169]  ? SyS_write+0x15e/0x230
[  337.965891]  SyS_setxattr+0x3b/0x50
[  337.969511]  ? vfs_getxattr_alloc+0x2f0/0x2f0
[  337.969526]  do_syscall_64+0x1e8/0x640
[  337.977880]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  337.982727]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  337.982736] RIP: 0033:0x45a6f9
20:35:22 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/ending\x00', 0x1, 0x0)
getpeername(r0, 0x0, 0x0)

20:35:22 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x800)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:22 executing program 0:
socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(0xffffffffffffffff, 0x1)

20:35:22 executing program 5:
perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:22 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x80002, 0x20)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

[  337.982741] RSP: 002b:00007f14e8d41c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc
[  337.982753] RAX: ffffffffffffffda RBX: 00007f14e8d41c90 RCX: 000000000045a6f9
[  337.982758] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000020000140
[  337.982764] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
[  337.982769] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14e8d426d4
[  337.982774] R13: 00000000004c12d1 R14: 00000000004e3410 R15: 0000000000000005
20:35:22 executing program 4 (fault-call:8 fault-nth:1):
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:22 executing program 0:
socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(0xffffffffffffffff, 0x1)

20:35:22 executing program 5:
perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:22 executing program 3:
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0x11, 0x3, 0xfd)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040))

20:35:22 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/enforce\x00', 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$VIDIOC_CREATE_BUFS(r3, 0xc100565c, &(0x7f0000000040)={0x7fff, 0x4, 0x3, {0x2, @pix_mp={0x6, 0x2, 0x36314d4e, 0x0, 0x4, [{0xfffffffb, 0x3ae}, {0x4d2399bd, 0x25}, {0x20, 0x80000001}, {0x8, 0xb51}, {0x4, 0x80000001}, {0x65a, 0x6}, {0x3ff}, {0x7f, 0x2}], 0x9, 0x8, 0x0, 0x2, 0x1}}})

20:35:22 executing program 0:
socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(0xffffffffffffffff, 0x1)

20:35:22 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
pipe2(&(0x7f0000000000)={0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x84800)
ioctl$IOC_PR_CLEAR(r1, 0x401070cd, &(0x7f0000000040)={0x8})
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:22 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  338.242006] delete_channel: no stack
[  338.258989] delete_channel: no stack
[  338.273731] FAULT_INJECTION: forcing a failure.
[  338.273731] name fail_page_alloc, interval 1, probability 0, space 0, times 0
[  338.285612] CPU: 1 PID: 23233 Comm: syz-executor.4 Not tainted 4.14.158-syzkaller #0
[  338.293494] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  338.302850] Call Trace:
[  338.305449]  dump_stack+0x142/0x197
[  338.309095]  should_fail.cold+0x10f/0x159
[  338.313338]  __alloc_pages_nodemask+0x1d6/0x7a0
[  338.318014]  ? fs_reclaim_acquire+0x20/0x20
[  338.322344]  ? __alloc_pages_slowpath+0x2930/0x2930
[  338.327372]  cache_grow_begin+0x80/0x400
[  338.331426]  kmem_cache_alloc+0x6a6/0x780
[  338.331440]  ? lock_downgrade+0x740/0x740
[  338.331455]  getname_flags+0xcb/0x580
[  338.331464]  ? check_preemption_disabled+0x3c/0x250
[  338.331477]  user_path_at_empty+0x2f/0x50
[  338.331490]  path_setxattr+0x89/0x140
[  338.331501]  ? setxattr+0x350/0x350
[  338.343566]  ? SyS_write+0x15e/0x230
[  338.343585]  SyS_setxattr+0x3b/0x50
[  338.343596]  ? vfs_getxattr_alloc+0x2f0/0x2f0
[  338.371956]  do_syscall_64+0x1e8/0x640
[  338.375856]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  338.380862]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  338.386047] RIP: 0033:0x45a6f9
20:35:22 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:22 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000000080)='/dev/btrfs-control\x00', 0x2000, 0x0)
setsockopt$MISDN_TIME_STAMP(r1, 0x0, 0x1, &(0x7f0000000040), 0x4)

20:35:22 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)

[  338.389236] RSP: 002b:00007f14e8d41c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc
[  338.389249] RAX: ffffffffffffffda RBX: 00007f14e8d41c90 RCX: 000000000045a6f9
[  338.389254] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000020000140
[  338.389262] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
[  338.404210] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14e8d426d4
[  338.404217] R13: 00000000004c12d1 R14: 00000000004e3410 R15: 0000000000000005
20:35:23 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getsockname(r0, &(0x7f0000000000)=@rc, &(0x7f0000000080)=0x80)
getpeername(r0, 0x0, 0x0)

20:35:23 executing program 4 (fault-call:8 fault-nth:2):
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:23 executing program 1:
perf_event_open(&(0x7f0000000000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x80000001}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:23 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
setsockopt$sock_void(0xffffffffffffffff, 0x1, 0x1b, 0x0, 0x0)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:35:23 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:23 executing program 0 (fault-call:1 fault-nth:0):
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)

[  338.580156] delete_channel: no stack
20:35:23 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
recvfrom$x25(0xffffffffffffffff, &(0x7f0000000240), 0x0, 0x1, &(0x7f0000000280)={0x9, @null='               \x00'}, 0x12)
r2 = socket(0x22, 0x2, 0x23)
r3 = dup2(r1, r2)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_bt_hidp_HIDPCONNADD(r3, 0x400448c8, &(0x7f00000000c0)={r4, r3, 0x9, 0xa2, &(0x7f0000000000)="97cfb00074f4d42b27dfdab0c8e57f9c3f23848c7cf8a631a2fd9eb98518b73386fe7ec1cd4977e1125111b193f28f3861f43d7a73d0955a93c393b6a28afabe6df56ce3a0c9b6785941a98d9a5adabc323f6734c9656bf4219fa67e4487f5c3421c2d3a18f04b0024693d07e1984c5092f02c54e0c75b50915538050f44c90983691f054cd723c720b58192796aeb99d668028a5033e25b6456c085e53036e63e9f", 0x20, 0x6, 0x0, 0x400, 0x8, 0x2, 0x2, 'syz1\x00'})
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
dup2(r5, r6)
r7 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r7, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r7, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r7, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r7, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r7, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r7, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r8 = fcntl$dupfd(r6, 0x406, r7)
ioctl$SNDRV_PCM_IOCTL_DELAY(r8, 0x80084121, &(0x7f0000000240))
sendto$ax25(r5, &(0x7f0000000180)="f407b889efd4de4607fefa59440e17c73c137e4f954ddfe67cb544614dce6a13a5845f3d8a1a091d3125249f4c248c2aa60136", 0x33, 0x80, &(0x7f00000001c0)={{0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x5}, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @null, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}, 0x48)
getpeername(r0, 0x0, 0x0)

[  338.603530] delete_channel: no stack
20:35:23 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r1 = fcntl$dupfd(r0, 0x406, 0xffffffffffffffff)
ioctl$sock_FIOGETOWN(r1, 0x8903, &(0x7f0000000000)=<r2=>0x0)
waitid(0x0, r2, 0x0, 0x1000000, &(0x7f0000000100))
ioctl$KVM_SET_TSS_ADDR(r1, 0xae47, 0xd000)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r3 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  338.672052] FAULT_INJECTION: forcing a failure.
[  338.672052] name failslab, interval 1, probability 0, space 0, times 0
[  338.677320] delete_channel: no stack
[  338.683505] CPU: 0 PID: 23275 Comm: syz-executor.4 Not tainted 4.14.158-syzkaller #0
[  338.683516] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  338.683521] Call Trace:
[  338.683538]  dump_stack+0x142/0x197
[  338.683557]  should_fail.cold+0x10f/0x159
[  338.683578]  should_failslab+0xdb/0x130
20:35:23 executing program 2:
getpeername(0xffffffffffffffff, 0x0, 0x0)

20:35:23 executing program 0:
r0 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/qat_adf_ctl\x00', 0x503001, 0x0)
ioctl$SNDRV_TIMER_IOCTL_STATUS(r0, 0x80605414, &(0x7f0000000040)=""/47)
r1 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r1, 0x0)
prctl$PR_TASK_PERF_EVENTS_ENABLE(0x20)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
recvmmsg(r2, &(0x7f0000008440)=[{{&(0x7f0000000080)=@pptp={0x18, 0x2, {0x0, @multicast2}}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000100)=""/105, 0x69}, {&(0x7f0000000180)=""/80, 0x50}], 0x2, &(0x7f0000000240)=""/171, 0xab}, 0x8000}, {{&(0x7f0000000300)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @ipv4={[], [], @initdev}}}}, 0x80, &(0x7f00000025c0)=[{&(0x7f0000000380)=""/202, 0xca}, {&(0x7f0000000480)=""/135, 0x87}, {&(0x7f0000000540)=""/114, 0x72}, {&(0x7f00000005c0)=""/4096, 0x1000}, {&(0x7f00000015c0)=""/4096, 0x1000}], 0x5, &(0x7f0000002640)=""/91, 0x5b}, 0x8}, {{&(0x7f00000026c0)=@isdn, 0x80, &(0x7f0000002ac0)=[{&(0x7f0000002740)=""/204, 0xcc}, {&(0x7f0000002840)=""/64, 0x40}, {&(0x7f0000002880)=""/149, 0x95}, {&(0x7f0000002940)=""/39, 0x27}, {&(0x7f0000002980)=""/118, 0x76}, {&(0x7f0000002a00)=""/4, 0x4}, {&(0x7f0000002a40)=""/55, 0x37}, {&(0x7f0000002a80)=""/9, 0x9}], 0x8, &(0x7f0000002b40)=""/160, 0xa0}, 0x1}, {{&(0x7f0000002c00)=@can, 0x80, &(0x7f0000002d80)=[{&(0x7f0000002c80)=""/25, 0x19}, {&(0x7f0000002cc0)=""/160, 0xa0}], 0x2, &(0x7f0000002dc0)=""/14, 0xe}, 0x1}, {{&(0x7f0000002e00)=@isdn, 0x80, &(0x7f0000004340)=[{&(0x7f0000002e80)=""/218, 0xda}, {&(0x7f0000002f80)=""/123, 0x7b}, {&(0x7f0000003000)=""/229, 0xe5}, {&(0x7f0000003100)=""/86, 0x56}, {&(0x7f0000003180)=""/128, 0x80}, {&(0x7f0000003200)=""/52, 0x34}, {&(0x7f0000003240)=""/176, 0xb0}, {&(0x7f0000003300)=""/4096, 0x1000}, {&(0x7f0000004300)=""/8, 0x8}], 0x9, &(0x7f0000004400)=""/1, 0x1}, 0x4}, {{&(0x7f0000004440)=@nl, 0x80, &(0x7f0000004540)=[{&(0x7f00000044c0)=""/109, 0x6d}], 0x1, &(0x7f0000004580)=""/50, 0x32}, 0x40}, {{&(0x7f00000045c0)=@nfc_llcp, 0x80, &(0x7f0000004680)=[{&(0x7f0000004640)=""/58, 0x3a}], 0x1, &(0x7f00000046c0)=""/79, 0x4f}, 0x8000}, {{&(0x7f0000004740)=@ipx, 0x80, &(0x7f0000005d00)=[{&(0x7f00000047c0)=""/112, 0x70}, {&(0x7f0000004840)=""/4096, 0x1000}, {&(0x7f0000005840)=""/115, 0x73}, {&(0x7f00000058c0)=""/209, 0xd1}, {&(0x7f00000059c0)=""/246, 0xf6}, {&(0x7f0000005ac0)=""/195, 0xc3}, {&(0x7f0000005bc0)=""/31, 0x1f}, {&(0x7f0000005c00)=""/187, 0xbb}, {&(0x7f0000005cc0)=""/27, 0x1b}], 0x9, &(0x7f0000005dc0)=""/250, 0xfa}, 0x1}, {{0x0, 0x0, &(0x7f0000008380)=[{&(0x7f0000005ec0)=""/4096, 0x1000}, {&(0x7f0000006ec0)=""/149, 0x95}, {&(0x7f0000006f80)=""/4096, 0x1000}, {&(0x7f0000007f80)=""/73, 0x49}, {&(0x7f0000008000)=""/234, 0xea}, {&(0x7f0000008100)=""/15, 0xf}, {&(0x7f0000008140)=""/138, 0x8a}, {&(0x7f0000008200)=""/34, 0x22}, {&(0x7f0000008240)=""/126, 0x7e}, {&(0x7f00000082c0)=""/181, 0xb5}], 0xa}, 0x101}], 0x9, 0x40010062, &(0x7f0000008680))

[  338.683589]  kmem_cache_alloc+0x47/0x780
[  338.683606]  ? __lock_acquire+0x5f7/0x4620
[  338.683614]  ? save_stack+0x45/0xd0
[  338.683624]  ? kasan_kmalloc+0xce/0xf0
[  338.683705]  radix_tree_node_alloc.constprop.0+0x1c7/0x310
[  338.683719]  radix_tree_extend+0x208/0x430
[  338.699541] delete_channel: no stack
[  338.704677]  idr_get_free_cmn+0x65e/0x8e0
[  338.704703]  idr_alloc_cmn+0x10e/0x210
[  338.704718]  ? __fprop_inc_percpu_max+0x1e0/0x1e0
[  338.704727]  ? lock_acquire+0x16f/0x430
[  338.704798]  ? p9_idpool_get+0x63/0x100
[  338.704817]  p9_idpool_get+0x84/0x100
[  338.710887] delete_channel: no stack
[  338.711013]  ? p9_idpool_check+0x30/0x30
[  338.716561] delete_channel: no stack
[  338.719109]  p9_fid_create+0x87/0x3b0
[  338.719124]  p9_client_attach+0x7f/0x6a0
[  338.719136]  ? p9_client_readlink+0x410/0x410
[  338.719204]  ? v9fs_session_init.cold+0x83/0x83
[  338.744720]  v9fs_fid_lookup_with_uid+0x5e4/0x840
[  338.744731]  ? v9fs_fid_lookup_with_uid+0x5e4/0x840
[  338.752595]  v9fs_fid_lookup+0xc0/0x1c0
[  338.752608]  v9fs_xattr_handler_set+0x37/0x60
20:35:23 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getsockopt$IPT_SO_GET_INFO(r2, 0x0, 0x40, &(0x7f0000000000)={'filter\x00'}, &(0x7f0000000080)=0x54)
getpeername(r0, 0x0, 0x0)

20:35:23 executing program 0:
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000001400)='/dev/vcs\x00', 0x281, 0x0)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000001480)='IPVS\x00')
sendmsg$IPVS_CMD_GET_INFO(r1, &(0x7f0000001540)={&(0x7f0000001440)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000001500)={&(0x7f00000014c0)={0x24, r2, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0xfffffc00}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xfbe}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000000}, 0x6048010)
r3 = fcntl$dupfd(r0, 0x0, r0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000001fd8)=@framed={{0xffffffb7, 0x0, 0x0, 0x0, 0x0, 0x54}, [@ldst={0x7, 0x0, 0x4}]}, &(0x7f0000003ff6)='OPL\x00', 0x1, 0xb579, &(0x7f000000cf3d)=""/195}, 0x48)
r4 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r4, 0x0)

[  338.752620]  ? v9fs_xattr_set+0x50/0x50
[  338.752632]  __vfs_setxattr+0xd8/0x130
[  338.752643]  ? xattr_resolve_name+0x360/0x360
[  338.752711]  ? evm_protect_xattr.isra.0+0x74/0x360
[  338.752726]  __vfs_setxattr_noperm+0x102/0x3c0
[  338.784589]  vfs_setxattr+0xc5/0xf0
[  338.784605]  setxattr+0x1de/0x350
[  338.784617]  ? vfs_setxattr+0xf0/0xf0
[  338.784634]  ? perf_trace_lock+0x500/0x500
[  338.784647]  ? __lock_is_held+0xb6/0x140
[  338.796970]  ? check_preemption_disabled+0x3c/0x250
[  338.797050]  ? rcu_lockdep_current_cpu_online+0xf2/0x140
[  338.797063]  ? rcu_read_lock_sched_held+0x110/0x130
[  338.871406]  ? preempt_count_add+0xbc/0x1a0
[  338.871419]  ? __mnt_want_write+0x1e3/0x270
[  338.885110]  path_setxattr+0x11f/0x140
[  338.889003]  ? setxattr+0x350/0x350
[  338.889013]  ? SyS_write+0x15e/0x230
[  338.889030]  SyS_setxattr+0x3b/0x50
[  338.889039]  ? vfs_getxattr_alloc+0x2f0/0x2f0
[  338.889056]  do_syscall_64+0x1e8/0x640
[  338.895159] delete_channel: no stack
[  338.896402]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  338.896424]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  338.896433] RIP: 0033:0x45a6f9
[  338.896438] RSP: 002b:00007f14e8d41c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc
[  338.915739] delete_channel: no stack
[  338.916953] RAX: ffffffffffffffda RBX: 00007f14e8d41c90 RCX: 000000000045a6f9
[  338.916961] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000020000140
[  338.916967] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
[  338.916973] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14e8d426d4
[  338.916979] R13: 00000000004c12d1 R14: 00000000004e3410 R15: 0000000000000005
20:35:23 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:23 executing program 4 (fault-call:8 fault-nth:3):
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:23 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000002000/0x3000)=nil, 0x3000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:35:23 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
r0 = socket(0x22, 0x2, 0x4)
r1 = socket(0x22, 0x2, 0x23)
dup2(r0, r1)
r2 = accept4$unix(r0, &(0x7f0000000000)=@abs, &(0x7f0000000100)=0x6e, 0x1000)
ioctl$sock_TIOCINQ(r2, 0x541b, &(0x7f0000000140))
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r3 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:23 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
r1 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000000)='/proc/capi/capi20ncci\x00', 0x40a440, 0x0)
write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000040)={<r2=>0xffffffffffffffff}, 0x106, 0x6683fa962c813907}}, 0x20)
write$RDMA_USER_CM_CMD_RESOLVE_IP(r1, &(0x7f00000000c0)={0x3, 0x40, 0xfa00, {{0xa, 0x4e20, 0x9d, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x3}, {0xa, 0x4e22, 0x5, @loopback, 0x81}, r2, 0x100}}, 0x48)

20:35:23 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:23 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = syz_open_dev$vcsa(&(0x7f0000000000)='/dev/vcsa#\x00', 0xfffffffffffffff9, 0x14ba0)
r2 = perf_event_open(&(0x7f0000000180)={0x2, 0x70, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0)
r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x5, 0x3, &(0x7f0000000200)=ANY=[@ANYBLOB="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"], &(0x7f0000000000)='PL \x00L\xf7\xd1*\xf1\x1c\xe9%7\xb5\xe3\x19\x1ef\xde]N\xc1\x8eL-\xf0\x14\x84\xa8mw\x84/bIF\xea\xe3\x10yL\x8c\x96\xff\x14f#.%\x95\x119\xbd\xa5\xd2\x99\x0eR?\x8e\xc3\b\x0f\xfc\x12$\xd8\xdcL\x84\xa9\xc8\xe8\xab1Wh\x06qU#\xfat\x9e\x86\x15\xc6\x10I\xb8\xb1\xbej\xa7t\a\x02\xccZ\xdd', 0x5, 0x252, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x135}, 0x48)
ioctl$PERF_EVENT_IOC_SET_BPF(r2, 0x40042408, r3)
r4 = getpid()
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000b00)={r4, r2, 0x0, 0x0, 0x0}, 0x30)
r5 = getpgrp(r4)
getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f00000000c0)={<r6=>0x0}, &(0x7f0000000100)=0xc)
bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000002c0)={0xffffffffffffffff, 0xc0, &(0x7f0000000580)={0x0, <r7=>0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f00000001c0)={0x0, 0xfffffffd}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10)
bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000080)={0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, r7}, 0x30)
r8 = bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000140)={r7}, 0xc)
kcmp(r5, r6, 0x3, r8, 0xffffffffffffffff)
getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000040)={0x2, [0x0, 0x0]}, &(0x7f0000000080)=0xc)

20:35:23 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:23 executing program 0:
msgsnd(0xffffffffffffffff, &(0x7f0000000040)={0x1, "aabb80a247e22d9734c88f75751089768fc8bd1367b3ef1aa446918aae5bb37c2c530a11768ade06297d1d73ae1999b2c61b2408254973e833a119e09885bda842a4ca15f4"}, 0x4d, 0x800)
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$VIDIOC_S_PRIORITY(r3, 0x40045644, 0x1)

[  339.173330] delete_channel: no stack
[  339.175180] delete_channel: no stack
[  339.180583] delete_channel: no stack
20:35:23 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = dup(r0)
getpeername(r1, 0x0, 0x0)

[  339.299832] delete_channel: no stack
[  339.305939] FAULT_INJECTION: forcing a failure.
[  339.305939] name failslab, interval 1, probability 0, space 0, times 0
[  339.317167] CPU: 1 PID: 23325 Comm: syz-executor.4 Not tainted 4.14.158-syzkaller #0
[  339.325089] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  339.334478] Call Trace:
[  339.337073]  dump_stack+0x142/0x197
[  339.340714]  should_fail.cold+0x10f/0x159
[  339.344879]  should_failslab+0xdb/0x130
[  339.348867]  kmem_cache_alloc+0x47/0x780
[  339.352928]  ? __lock_acquire+0x5f7/0x4620
[  339.352938]  ? save_stack+0x45/0xd0
[  339.352946]  ? kasan_kmalloc+0xce/0xf0
[  339.352961]  radix_tree_node_alloc.constprop.0+0x1c7/0x310
[  339.352974]  radix_tree_extend+0x208/0x430
[  339.352989]  idr_get_free_cmn+0x65e/0x8e0
[  339.360837]  idr_alloc_cmn+0x10e/0x210
[  339.360850]  ? __fprop_inc_percpu_max+0x1e0/0x1e0
[  339.360861]  ? lock_acquire+0x16f/0x430
[  339.360870]  ? p9_idpool_get+0x63/0x100
[  339.360887]  p9_idpool_get+0x84/0x100
[  339.399142]  ? p9_idpool_check+0x30/0x30
[  339.403220]  p9_fid_create+0x87/0x3b0
[  339.407051]  p9_client_attach+0x7f/0x6a0
[  339.407281] delete_channel: no stack
[  339.411115]  ? p9_client_readlink+0x410/0x410
[  339.411130]  ? v9fs_session_init.cold+0x83/0x83
[  339.411145]  v9fs_fid_lookup_with_uid+0x5e4/0x840
[  339.411154]  ? v9fs_fid_lookup_with_uid+0x5e4/0x840
[  339.411169]  v9fs_fid_lookup+0xc0/0x1c0
[  339.411181]  v9fs_xattr_handler_set+0x37/0x60
[  339.427398] delete_channel: no stack
[  339.428866]  ? v9fs_xattr_set+0x50/0x50
[  339.428880]  __vfs_setxattr+0xd8/0x130
[  339.428896]  ? xattr_resolve_name+0x360/0x360
[  339.446068]  ? evm_protect_xattr.isra.0+0x74/0x360
[  339.446090]  __vfs_setxattr_noperm+0x102/0x3c0
[  339.458420]  vfs_setxattr+0xc5/0xf0
[  339.471616]  setxattr+0x1de/0x350
[  339.475082]  ? vfs_setxattr+0xf0/0xf0
[  339.478899]  ? perf_trace_lock+0x500/0x500
[  339.483146]  ? __lock_is_held+0xb6/0x140
[  339.487209]  ? check_preemption_disabled+0x3c/0x250
[  339.492238]  ? rcu_lockdep_current_cpu_online+0xf2/0x140
[  339.497707]  ? rcu_read_lock_sched_held+0x110/0x130
[  339.502735]  ? preempt_count_add+0xbc/0x1a0
[  339.507068]  ? __mnt_want_write+0x1e3/0x270
[  339.511411]  path_setxattr+0x11f/0x140
[  339.515313]  ? setxattr+0x350/0x350
[  339.518942]  ? SyS_write+0x15e/0x230
[  339.522676]  SyS_setxattr+0x3b/0x50
[  339.526314]  ? vfs_getxattr_alloc+0x2f0/0x2f0
[  339.530816]  do_syscall_64+0x1e8/0x640
[  339.534716]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  339.539595]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  339.539605] RIP: 0033:0x45a6f9
20:35:23 executing program 2:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
r3 = dup2(r1, r2)
getsockopt$inet_sctp6_SCTP_RECVRCVINFO(r2, 0x84, 0x20, &(0x7f0000000000), &(0x7f00000000c0)=0x4)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
prctl$PR_SET_THP_DISABLE(0x29, 0x1)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
r5 = dup3(r3, r0, 0x0)
sendto$rose(r5, &(0x7f0000000200)="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", 0xfe, 0x8080, &(0x7f0000000100)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @null, 0x1, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getpeername(r4, 0x0, 0x0)

20:35:23 executing program 0:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vga_arbiter\x00', 0x202000, 0x0)
shutdown(r0, 0x1)

20:35:23 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$RTC_VL_CLR(r3, 0x7014)
shutdown(r0, 0x0)

[  339.539614] RSP: 002b:00007f14e8d41c78 EFLAGS: 00000246
[  339.547978]  ORIG_RAX: 00000000000000bc
[  339.547985] RAX: ffffffffffffffda RBX: 00007f14e8d41c90 RCX: 000000000045a6f9
[  339.547992] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000020000140
[  339.547998] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
[  339.548003] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14e8d426d4
[  339.548012] R13: 00000000004c12d1 R14: 00000000004e3410 R15: 0000000000000005
20:35:24 executing program 4 (fault-call:8 fault-nth:4):
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:24 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x28000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:24 executing program 0:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
shutdown(r0, 0x1)

20:35:24 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
setsockopt$inet_opts(r4, 0x0, 0x9, &(0x7f0000000400)="9741533d12ad6310486f05f7f300fcd6e5619f4048ca83663f237c04dc6f5a7e85f4922666669034f2feadb6bf0b985e5a2e724aa6597203fec47d5a099ed11c90e5ef55ff07a10840eb59f90b577d6bd7fe2ae3e7f166b8cbd51bdc1a0ad82e16ed6461e5f89c7292244232ee40d1eceb527241dfd677e05abfddbcb723c6235c8a43d0f18c88a0fbf8", 0x8a)
r6 = socket(0x22, 0x2, 0x23)
dup2(r3, r6)
sendmsg$nfc_llcp(r3, &(0x7f0000000340)={&(0x7f0000000040)={0x27, 0x1, 0x0, 0x6, 0xca, 0x57, "de94295a43cfd2543ba7cf62ae7e282befa0ca01bbe0f401cb8ef9b3f1bce231f7feb9c9cc6d8ced4d19863e5b3fb1adab3e50efa759c75657327b80bc2706", 0x15}, 0x60, &(0x7f00000001c0)=[{&(0x7f00000000c0)="d9cc9aaaa5e5fafc1d694c2e07fc975afde230ce2bcaea3b31b13ff21ed4c3bb2c1de59a791d576bced99b8afa264ac3afaa4fab1c932455821b41fa400c3dbbce4b5a585768a12a8dbd1da59e1136b98600f6d73c70637f521d86239db0f63358b982ebc70d9258f59e09486dc2d25b751037b4b91c2b54dfcd7e3b8b4b5a78d6120150966621b2f238a23857259dd1be25df31dee36cab3a216d7fdb2f8f1c2d3906efe14c0e1ade4d661dbb175a73d0a298dae60fdcda0c6960463720037b05f77e47dfaad8fcbe37380bafd99529", 0xd0}], 0x1, &(0x7f0000000200)={0x110, 0x100, 0x7ff, "59583911d316225268f7f72409936b409c6fa8a74c03d60f30fc3b18d5561ba64aee863f1f323d6d344451b50aab6a31add5ef129d96042be4dc1eac1b83c63229477710c53b308b9d4f890638bf00f980141a5e108688ec8d95c151fec74236c714185a7185020c634da3187848d712e8789a8abe4bc22864341b47389f129fecec7f420f9438da90688c6d233c9b11dcc4cef2a2456a70256b2dbe0a266d88d8c2f8d51f48eb66fa74ba3badf48009c13568f92e51db6579894d6f8af4ac9233952193c953535d469e87564e182afaf8cabcee6476a12ef7e983cd45e49d99f7f492fc612356821920c6cf4cb1dd1d7e1f3ee7546d37c646"}, 0x110, 0x20044000}, 0x48080)
r7 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
r8 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r8, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r8, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r8, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r8, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r8, &(0x7f00000003c0)="2b7ed167a5", 0x5, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r8, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r9 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r9, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0xfffffffffffffff0)
bind$inet6(r9, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r9, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r9, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r9, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r9, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fsetxattr$security_evm(r9, &(0x7f0000000380)='secu\xcdity.evm\x00', &(0x7f0000000600)=@sha1={0x1, "3551e879b29c2e39ed233080789b37200577d59e"}, 0x15, 0x1)
getsockopt$inet_sctp_SCTP_STATUS(r7, 0x84, 0xe, 0x0, 0x0)

20:35:24 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  339.713792] delete_channel: no stack
20:35:24 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000100)={r3, &(0x7f0000000000)="c59b6f80cf69d9a33ac43d1a573baf391715643f8907c504c3847f31b16b2c2b20e8f2d7a340336042b40250e503623d9c87511f2d27a8359f4916bc4bd5abec0a51b327", &(0x7f0000000080)="c4c200940be10ca88d0710e0eeb6ccff0437feddc2f2db7708aefd804c2468dab99faa36a28026d3e458490c420c9d49fdf015e771c64b8dfca34736bb4bd694a06c9134c7e8b056f0aefc34995a58c96cb7", 0x5}, 0x20)
keyctl$set_timeout(0xf, 0x0, 0x8000)

[  339.737299] delete_channel: no stack
20:35:24 executing program 1:
r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x15669f273c63fb9a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x4, 0x0, 0x0, 0x0, 0x20}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
r1 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x8000, 0x0)
mkdir(0x0, 0x0)
sendfile(r0, r1, &(0x7f0000000040), 0x3)
creat(0x0, 0x0)
r2 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r2, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r2, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  339.794627] FAULT_INJECTION: forcing a failure.
[  339.794627] name failslab, interval 1, probability 0, space 0, times 0
[  339.805876] CPU: 1 PID: 23363 Comm: syz-executor.4 Not tainted 4.14.158-syzkaller #0
[  339.813767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  339.823312] Call Trace:
[  339.825916]  dump_stack+0x142/0x197
[  339.829562]  should_fail.cold+0x10f/0x159
[  339.833726]  should_failslab+0xdb/0x130
[  339.837711]  kmem_cache_alloc+0x47/0x780
[  339.841782]  ? __lock_acquire+0x5f7/0x4620
[  339.846021]  ? path_setxattr+0x11f/0x140
[  339.850094]  radix_tree_node_alloc.constprop.0+0x1c7/0x310
[  339.855730]  radix_tree_extend+0x208/0x430
[  339.860151]  idr_get_free_cmn+0x65e/0x8e0
[  339.864313]  idr_alloc_cmn+0x10e/0x210
[  339.868324]  ? __fprop_inc_percpu_max+0x1e0/0x1e0
[  339.873173]  ? lock_acquire+0x16f/0x430
[  339.877148]  ? p9_idpool_get+0x63/0x100
[  339.881138]  p9_idpool_get+0x84/0x100
[  339.884946]  ? p9_idpool_check+0x30/0x30
[  339.889014]  ? delete_node+0x1fb/0x690
[  339.892910]  p9_client_prepare_req.part.0+0x67/0xa90
[  339.898028]  p9_client_rpc+0x170/0x1180
[  339.902012]  ? p9_idpool_get+0xa3/0x100
[  339.905990]  ? p9_client_prepare_req.part.0+0xa90/0xa90
[  339.911356]  ? find_held_lock+0x35/0x130
[  339.915423]  ? p9_fid_create+0x2d5/0x3b0
[  339.919497]  ? mark_held_locks+0xb1/0x100
[  339.923651]  ? _raw_spin_unlock_irqrestore+0x6b/0xe0
[  339.928765]  ? trace_hardirqs_on_caller+0x400/0x590
[  339.933787]  ? _raw_spin_unlock_irqrestore+0xa4/0xe0
[  339.938901]  p9_client_attach+0x152/0x6a0
20:35:24 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = dup3(r0, 0xffffffffffffffff, 0x80000)
r2 = inotify_init()
r3 = inotify_add_watch(r2, &(0x7f0000000040)='./file0\x00', 0x40001e2)
r4 = syz_open_dev$media(&(0x7f0000000140)='/dev/media#\x00', 0xffffffff, 0x200)
rt_sigsuspend(&(0x7f0000000280)={0x101}, 0x8)
ioctl$DRM_IOCTL_GET_MAGIC(r4, 0x80046402, &(0x7f0000000180)=0x2)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
clock_gettime(0x6, &(0x7f0000000400)={<r8=>0x0, <r9=>0x0})
utimensat(r7, &(0x7f00000001c0)='./file0\x00', &(0x7f0000000240)={{0x0, 0x7530}, {r8, r9/1000+30000}}, 0x0)
inotify_rm_watch(r2, r3)
inotify_rm_watch(r1, r3)
getsockopt$inet6_dccp_int(r4, 0x21, 0xa, &(0x7f0000000000), &(0x7f0000000080)=0x4)
lsetxattr$trusted_overlay_nlink(&(0x7f0000000040)='./file0\x00', &(0x7f00000000c0), &(0x7f0000000100)={'U-'}, 0x28, 0x3)
ioctl$RTC_UIE_OFF(r1, 0x7004)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r10=>0xffffffffffffffff})
r11 = socket(0xa, 0x1, 0x0)
r12 = dup3(r10, r11, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r12, 0x8912, 0x400200)
ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r12, 0xc0305710, &(0x7f0000000340)={0x1, 0x70000000, 0x1f, 0xffffffff})
r13 = syz_open_dev$cec(&(0x7f00000002c0)='/dev/cec#\x00', 0x2, 0x2)
ioctl$VIDIOC_G_EXT_CTRLS(r13, 0xc0205647, &(0x7f0000000380)={0x3b0000, 0x201, 0x20, [], &(0x7f00000003c0)={0x9a090d, 0x9, [], @ptr=0x4}})
getpeername(r0, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r14=>0xffffffffffffffff})
r15 = socket(0xa, 0x1, 0x0)
r16 = dup3(r14, r15, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200)
ioctl$CAPI_NCCI_OPENCOUNT(r16, 0x80044326, &(0x7f0000000300))

20:35:24 executing program 0:
r0 = dup(0xffffffffffffffff)
ioctl$TIOCGSERIAL(r0, 0x541e, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)=""/206})
r1 = socket$vsock_dgram(0x28, 0x2, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$notify(r2, 0x402, 0x10)
shutdown(r1, 0x0)

[  339.943058]  ? p9_client_readlink+0x410/0x410
[  339.947557]  ? v9fs_session_init.cold+0x83/0x83
[  339.952241]  v9fs_fid_lookup_with_uid+0x5e4/0x840
[  339.957088]  ? v9fs_fid_lookup_with_uid+0x5e4/0x840
[  339.962113]  v9fs_fid_lookup+0xc0/0x1c0
[  339.966088]  v9fs_xattr_handler_set+0x37/0x60
[  339.970579]  ? v9fs_xattr_set+0x50/0x50
[  339.970592]  __vfs_setxattr+0xd8/0x130
[  339.970604]  ? xattr_resolve_name+0x360/0x360
[  339.970614]  ? evm_protect_xattr.isra.0+0x74/0x360
[  339.970634]  __vfs_setxattr_noperm+0x102/0x3c0
20:35:24 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcs\x00', 0x0, 0x0)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
getsockopt$inet_mreqn(r2, 0x0, 0x20, &(0x7f0000000040)={@multicast2, @rand_addr, <r4=>0x0}, &(0x7f0000000080)=0xcb)
bind$packet(r1, &(0x7f00000000c0)={0x11, 0x0, r4, 0x1, 0x1, 0x6, @remote}, 0x14)
setsockopt$inet6_MCAST_JOIN_GROUP(r1, 0x29, 0x2a, &(0x7f0000000100)={0x8, {{0xa, 0x4e22, 0x8, @empty, 0x8000}}}, 0x88)
add_key$keyring(&(0x7f00000001c0)='keyring\x00', &(0x7f0000000200)={'syz', 0x1}, 0x0, 0x0, 0xfffffffffffffffb)

[  339.978481]  vfs_setxattr+0xc5/0xf0
[  339.978497]  setxattr+0x1de/0x350
[  339.978509]  ? vfs_setxattr+0xf0/0xf0
[  339.978528]  ? perf_trace_lock+0x500/0x500
[  340.007570]  ? __lock_is_held+0xb6/0x140
[  340.011647]  ? check_preemption_disabled+0x3c/0x250
[  340.016672]  ? rcu_lockdep_current_cpu_online+0xf2/0x140
[  340.022129]  ? rcu_read_lock_sched_held+0x110/0x130
[  340.027149]  ? preempt_count_add+0xbc/0x1a0
[  340.031479]  ? __mnt_want_write+0x1e3/0x270
[  340.035802]  path_setxattr+0x11f/0x140
[  340.035816]  ? setxattr+0x350/0x350
20:35:24 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
r1 = openat(r0, &(0x7f0000000000)='./file0\x00', 0x8284, 0x9e51709585c54f1a)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x288, 0x4000000, &(0x7f0000000380)={0xa, 0x4e22, 0x3569, @loopback, 0x170}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fcntl$addseals(r2, 0x409, 0x8)
ioctl$VHOST_SET_VRING_BUSYLOOP_TIMEOUT(r1, 0x4008af23, &(0x7f0000000040)={0x2, 0x1})

[  340.043302]  ? SyS_write+0x15e/0x230
[  340.043317]  SyS_setxattr+0x3b/0x50
[  340.043325]  ? vfs_getxattr_alloc+0x2f0/0x2f0
[  340.043339]  do_syscall_64+0x1e8/0x640
[  340.043349]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.043368]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  340.043376] RIP: 0033:0x45a6f9
[  340.043383] RSP: 002b:00007f14e8d41c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc
[  340.079974] RAX: ffffffffffffffda RBX: 00007f14e8d41c90 RCX: 000000000045a6f9
[  340.087246] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000020000140
20:35:24 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
r3 = openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000040)='/dev/ttyS3\x00', 0x800, 0x0)
ioctl$TCGETS2(r3, 0x802c542a, &(0x7f0000000080))
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r4 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r4, 0x84, 0xe, 0x0, 0x0)

[  340.094516] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
[  340.102278] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14e8d426d4
[  340.102284] R13: 00000000004c12d1 R14: 00000000004e3410 R15: 0000000000000005
20:35:24 executing program 4 (fault-call:8 fault-nth:5):
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:24 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
r6 = syz_genetlink_get_family_id$devlink(&(0x7f0000000240)='devlink\x00')
sendmsg$DEVLINK_CMD_GET(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x310}, 0xc, &(0x7f00000003c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="30010000", @ANYRES16=r6, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x80000}, 0x20)
sendmsg$DEVLINK_CMD_GET(r4, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, r6, 0x4, 0x70bd25, 0x25dfdbff, {}, [@pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}, @pci={{0x8, 0x1, 'pci\x00'}, {0x14, 0x2, '0000:00:10.0\x00'}}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000001}, 0xc011)
write$selinux_context(r3, &(0x7f0000000000)='system_u:object_r:src_t:s0\x00', 0x1b)
shutdown(r0, 0x0)

20:35:24 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
migrate_pages(0x0, 0x8001, &(0x7f0000000000)=0x4, &(0x7f0000000040)=0x6)
r0 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000000100)='/selinux/commit_pending_bools\x00', 0x1, 0x0)
ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f00000000c0)={<r1=>0x0})
ioctl$DRM_IOCTL_GET_SAREA_CTX(0xffffffffffffffff, 0xc010641d, &(0x7f0000000600)={r1, &(0x7f00000003c0)=""/221})
ioctl$DRM_IOCTL_UNLOCK(r0, 0x4008642b, &(0x7f0000000140)={r1, 0x30})
r2 = creat(0x0, 0x0)
r3 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
ioctl$SNDRV_CTL_IOCTL_PVERSION(r2, 0x80045500, &(0x7f0000000180))
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:24 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0xe, 0x802, 0x80)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

[  340.111407] delete_channel: no stack
[  340.152150] delete_channel: no stack
[  340.198474] delete_channel: no stack
[  340.225553] delete_channel: no stack
[  340.272878] delete_channel: no stack
[  340.289856] delete_channel: no stack
[  340.306502] FAULT_INJECTION: forcing a failure.
[  340.306502] name failslab, interval 1, probability 0, space 0, times 0
[  340.315054] delete_channel: no stack
[  340.317759] CPU: 0 PID: 23398 Comm: syz-executor.4 Not tainted 4.14.158-syzkaller #0
[  340.317767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  340.317772] Call Trace:
[  340.317789]  dump_stack+0x142/0x197
[  340.317807]  should_fail.cold+0x10f/0x159
[  340.349070]  should_failslab+0xdb/0x130
[  340.353050]  kmem_cache_alloc+0x47/0x780
[  340.357121]  ? __lock_acquire+0x5f7/0x4620
[  340.361423]  ? is_bpf_text_address+0x7f/0x120
[  340.365955]  radix_tree_node_alloc.constprop.0+0x1c7/0x310
[  340.371591]  radix_tree_extend+0x208/0x430
[  340.375838]  idr_get_free_cmn+0x65e/0x8e0
[  340.380001]  idr_alloc_cmn+0x10e/0x210
[  340.383898]  ? __fprop_inc_percpu_max+0x1e0/0x1e0
[  340.388748]  ? lock_acquire+0x16f/0x430
[  340.392725]  ? p9_idpool_get+0x63/0x100
[  340.396716]  p9_idpool_get+0x84/0x100
[  340.400522]  ? p9_idpool_check+0x30/0x30
[  340.404582]  ? delete_node+0x1fb/0x690
[  340.408477]  p9_client_prepare_req.part.0+0x67/0xa90
[  340.413591]  ? trace_hardirqs_on+0x10/0x10
[  340.417828]  p9_client_rpc+0x170/0x1180
[  340.417839]  ? save_trace+0x290/0x290
[  340.417853]  ? p9_client_prepare_req.part.0+0xa90/0xa90
[  340.417863]  ? find_held_lock+0x35/0x130
[  340.430958]  ? p9_fid_create+0x2d5/0x3b0
[  340.430975]  ? mark_held_locks+0xb1/0x100
[  340.430988]  ? _raw_spin_unlock_irqrestore+0x6b/0xe0
[  340.430998]  ? trace_hardirqs_on_caller+0x400/0x590
[  340.431011]  ? _raw_spin_unlock_irqrestore+0xa4/0xe0
[  340.431025]  p9_client_walk+0x1b3/0x7f0
[  340.431039]  ? p9_client_clunk+0x150/0x150
[  340.466647]  ? lock_downgrade+0x740/0x740
[  340.470810]  v9fs_fid_xattr_set+0xe0/0x1b0
[  340.475041]  ? v9fs_fid_xattr_set+0xe0/0x1b0
[  340.479461]  ? v9fs_xattr_handler_get+0x50/0x50
[  340.484152]  v9fs_xattr_handler_set+0x4c/0x60
[  340.488651]  ? v9fs_xattr_set+0x50/0x50
[  340.492626]  __vfs_setxattr+0xd8/0x130
[  340.496521]  ? xattr_resolve_name+0x360/0x360
[  340.501018]  ? evm_protect_xattr.isra.0+0x74/0x360
[  340.505954]  __vfs_setxattr_noperm+0x102/0x3c0
[  340.510550]  vfs_setxattr+0xc5/0xf0
[  340.514175]  setxattr+0x1de/0x350
[  340.517632]  ? vfs_setxattr+0xf0/0xf0
[  340.521439]  ? perf_trace_lock+0x500/0x500
[  340.525680]  ? __lock_is_held+0xb6/0x140
[  340.529737]  ? check_preemption_disabled+0x3c/0x250
[  340.534762]  ? rcu_lockdep_current_cpu_online+0xf2/0x140
[  340.540223]  ? rcu_read_lock_sched_held+0x110/0x130
[  340.545239]  ? preempt_count_add+0xbc/0x1a0
[  340.549567]  ? __mnt_want_write+0x1e3/0x270
[  340.553897]  path_setxattr+0x11f/0x140
[  340.557797]  ? setxattr+0x350/0x350
[  340.561420]  ? SyS_write+0x15e/0x230
[  340.565141]  SyS_setxattr+0x3b/0x50
[  340.568769]  ? vfs_getxattr_alloc+0x2f0/0x2f0
[  340.573270]  do_syscall_64+0x1e8/0x640
[  340.577158]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  340.582010]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  340.587203] RIP: 0033:0x45a6f9
[  340.590390] RSP: 002b:00007f14e8d41c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc
[  340.598096] RAX: ffffffffffffffda RBX: 00007f14e8d41c90 RCX: 000000000045a6f9
[  340.605360] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000020000140
[  340.612626] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
20:35:25 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:25 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
write$P9_RATTACH(r2, &(0x7f0000000040)={0x14, 0x69, 0x1, {0x4, 0x3, 0x1}}, 0x14)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r3=>0xffffffffffffffff})
r4 = socket(0xa, 0x1, 0x0)
r5 = dup3(r3, r4, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r6=>0xffffffffffffffff})
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r6, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r9=>0xffffffffffffffff})
r10 = socket(0xa, 0x1, 0x0)
r11 = dup3(r9, r10, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r11, 0x8912, 0x400200)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r12=>0xffffffffffffffff})
r13 = socket(0xa, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r14=>0xffffffffffffffff})
r15 = socket(0xa, 0x1, 0x0)
r16 = dup3(r14, r15, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r16, 0x8912, 0x400200)
ioctl$SG_GET_NUM_WAITING(r16, 0x227d, &(0x7f0000000100))
r17 = dup3(r12, r13, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r17, 0x8912, 0x400200)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x8)
r18 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r18, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r18, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r18, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r18, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r18, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r18, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r19 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r19, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r19, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r19, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r19, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r19, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r19, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r20 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r20, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r20, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r20, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r20, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r20, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r20, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r21 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r21, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r21, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r21, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r21, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r21, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r21, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000340)=ANY=[@ANYPTR=&(0x7f0000000200)=ANY=[@ANYRES16=0x0, @ANYRES32=r13, @ANYBLOB="f08253fae28eafd03dea705ad795c8075b9167b942e4b310d9f79a817c0df687c18c58f88ba388b8", @ANYPTR64=&(0x7f0000000180)=ANY=[@ANYPTR, @ANYRES64=r19, @ANYRES16=r20, @ANYRESOCT, @ANYRESDEC=0x0, @ANYRESDEC=r21, @ANYPTR, @ANYRESOCT], @ANYRES16=0x0]], 0x8)
r22 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r22, 0x84, 0xe, 0x0, 0x0)

20:35:25 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000))
getpeername(r0, 0x0, 0x0)

[  340.619890] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14e8d426d4
[  340.627155] R13: 00000000004c12d1 R14: 00000000004e3410 R15: 0000000000000005
20:35:25 executing program 0:
r0 = openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000)='/dev/video0\x00', 0x2, 0x0)
ioctl$VIDIOC_G_MODULATOR(r0, 0xc0445636, &(0x7f0000000040)={0x10000, "98d97c369dd5b65d44d9086cfc10e4a95a61443391a746afbc32b0f39ad558a3", 0x0, 0x2, 0x3, 0x1})
r1 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r1, 0x0)

20:35:25 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
ioctl$VIDIOC_G_PARM(0xffffffffffffffff, 0xc0cc5615, &(0x7f0000000100)={0x6, @raw_data="f1c869fa6d15d87dcf50eb5a23fcc1ac14c90f99aaee11962805213d0cb51894cae1a06bcd6eb11a789a455259a13df3720bbb4cb9d40208f76672b4993bc5ce771ad7aa180caf4fa88271d6b2ddffa28b2ed6ab791fdcff528baeca47e2706ec14b9dbc0b6ac6da1a81bda5e8183abb67248ff40061546109e68c43c272ce08eeb2d2761276cd940673449f1f26534418c3854ff06f8ab40dd0d850444b76a29c20c0776e8a276e527576e96c2fafa19a32472dad1bcbe7e24a797b7d53c8be5949a851b38142a4"})
r0 = socket$inet(0x10, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$SNDRV_PCM_IOCTL_PAUSE(r3, 0x40044145, &(0x7f0000000000)=0x54)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r5, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r5, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r5, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r5, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r5, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
accept(r5, &(0x7f00000002c0)=@x25, &(0x7f0000000340)=0x80)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
setsockopt(r4, 0x3, 0x1f, &(0x7f0000000200)="ebdfffd1bea999e83b492c74536f84dd489a70381dd7f0753f31a66aecb77a413cc91507a6ac4c350abbc1def2c2542f6189627ac94ca4b7739d31c8cafe8f55ecc1489b8bfd4fd2a4fef3e6ad5ea9dc54ade0b480dd70ef249ed1f83553624e21617874601c33c8193c9b4ed13e03ce686075923470aed14f334dc796a09abc717a5d2131f9c4a78b19a494505d73a588f9206c985c62fe3dde0bbef459dd8f34f5f33dbe68a5a3c65379869f062edab2", 0xb1)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:25 executing program 4 (fault-call:8 fault-nth:6):
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  340.775036] delete_channel: no stack
20:35:25 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getsockopt$TIPC_NODE_RECVQ_DEPTH(r1, 0x10f, 0x83, &(0x7f0000000000), &(0x7f0000000040)=0x4)
getpeername(r0, 0x0, 0x0)

20:35:25 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socket$inet_smc(0x2b, 0x1, 0x0)
shutdown(r0, 0x0)

20:35:25 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

[  340.874717] FAULT_INJECTION: forcing a failure.
[  340.874717] name failslab, interval 1, probability 0, space 0, times 0
[  340.913196] delete_channel: no stack
[  340.932359] delete_channel: no stack
[  340.939675] CPU: 0 PID: 23430 Comm: syz-executor.4 Not tainted 4.14.158-syzkaller #0
[  340.947590] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  340.956946] Call Trace:
[  340.959547]  dump_stack+0x142/0x197
[  340.963186]  should_fail.cold+0x10f/0x159
[  340.967349]  should_failslab+0xdb/0x130
[  340.971324]  __kmalloc+0x2f0/0x7a0
[  340.974867]  ? rcu_read_lock_sched_held+0x110/0x130
[  340.979975]  ? p9_client_rpc+0x72c/0x1180
[  340.984122]  ? p9pdu_readf+0xd61/0x1780
[  340.988100]  p9pdu_readf+0xd61/0x1780
[  340.991907]  ? p9pdu_writef+0xd0/0xd0
[  340.995710]  ? mark_held_locks+0xb1/0x100
[  340.999864]  ? trace_hardirqs_on_caller+0x400/0x590
[  341.004883]  ? _raw_spin_unlock_irqrestore+0xa4/0xe0
[  341.009993]  p9_client_walk+0x239/0x7f0
[  341.013970]  ? p9_client_clunk+0x150/0x150
[  341.018207]  ? register_lock_class+0xec1/0x1730
[  341.022882]  v9fs_fid_xattr_set+0xe0/0x1b0
[  341.027124]  ? v9fs_fid_xattr_set+0xe0/0x1b0
[  341.031541]  ? v9fs_xattr_handler_get+0x50/0x50
[  341.036228]  v9fs_xattr_handler_set+0x4c/0x60
[  341.040733]  ? v9fs_xattr_set+0x50/0x50
[  341.044714]  __vfs_setxattr+0xd8/0x130
[  341.048611]  ? xattr_resolve_name+0x360/0x360
[  341.052966] delete_channel: no stack
[  341.053106]  ? evm_protect_xattr.isra.0+0x74/0x360
[  341.061742]  __vfs_setxattr_noperm+0x102/0x3c0
[  341.066332]  vfs_setxattr+0xc5/0xf0
[  341.069968]  setxattr+0x1de/0x350
[  341.073425]  ? vfs_setxattr+0xf0/0xf0
[  341.077232]  ? perf_trace_lock+0x500/0x500
[  341.081470]  ? __lock_is_held+0xb6/0x140
[  341.085528]  ? check_preemption_disabled+0x3c/0x250
[  341.090552]  ? rcu_lockdep_current_cpu_online+0xf2/0x140
[  341.096006]  ? rcu_read_lock_sched_held+0x110/0x130
[  341.101021]  ? preempt_count_add+0xbc/0x1a0
[  341.105342]  ? __mnt_want_write+0x1e3/0x270
[  341.109673]  path_setxattr+0x11f/0x140
[  341.113566]  ? setxattr+0x350/0x350
[  341.117197]  ? SyS_write+0x15e/0x230
[  341.120932]  SyS_setxattr+0x3b/0x50
[  341.124558]  ? vfs_getxattr_alloc+0x2f0/0x2f0
[  341.129063]  do_syscall_64+0x1e8/0x640
[  341.132968]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.137821]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  341.143010] RIP: 0033:0x45a6f9
[  341.146195] RSP: 002b:00007f14e8d41c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc
[  341.153905] RAX: ffffffffffffffda RBX: 00007f14e8d41c90 RCX: 000000000045a6f9
[  341.161175] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000020000140
[  341.168556] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
[  341.175832] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14e8d426d4
[  341.183103] R13: 00000000004c12d1 R14: 00000000004e3410 R15: 0000000000000005
20:35:25 executing program 3:
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$EXT4_IOC_SETFLAGS(r3, 0x40086602, &(0x7f0000000040)=0x44048)
r4 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000003000/0x3000)=nil, 0x3000)
getsockopt$inet_sctp_SCTP_STATUS(r4, 0x84, 0xe, 0x0, 0x0)

20:35:25 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getpeername(r0, 0x0, 0x0)
r1 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000100)='/proc/\x8exlf/net/pfkey\x00', 0x2, 0x0)
ioctl$sock_bt_cmtp_CMTPGETCONNINFO(r1, 0x800443d3, &(0x7f0000000040)={{0x5, 0x1, 0x4e, 0x80, 0x8, 0x2}, 0x6, 0x0, 0x10000})
ioctl$FICLONERANGE(r1, 0x4020940d, &(0x7f0000000080)={r0, 0x0, 0x1f, 0x6, 0x5})
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200)
ioctl$USBDEVFS_RELEASE_PORT(r4, 0x80045519, &(0x7f0000000000)=0x20)

20:35:25 executing program 0:
r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x4000, 0x0)
r1 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r1, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r2 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r3=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r1, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r3}, 0x10)
setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(r0, 0x84, 0x7c, &(0x7f0000000100)={r3, 0x3, 0x5}, 0x8)
r4 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r4, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
openat$userio(0xffffffffffffff9c, &(0x7f0000000080)='/dev/userio\x00', 0x0, 0x0)
setsockopt$inet_sctp_SCTP_AUTH_CHUNK(r6, 0x84, 0x15, &(0x7f0000000040)={0x7}, 0x1)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
ioctl$TUNSETVNETHDRSZ(r7, 0x400454d8, &(0x7f0000000000)=0xdd4)

[  341.304383] delete_channel: no stack
[  341.326323] delete_channel: no stack
20:35:26 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, 0x0, 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:26 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$KVM_UNREGISTER_COALESCED_MMIO(r2, 0x4010ae68, &(0x7f0000000000)={0x2000, 0x300000})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
getsockopt$bt_BT_FLUSHABLE(r4, 0x112, 0x8, &(0x7f0000000040)=0xfff, &(0x7f0000000100)=0x4)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r7, 0xc0505405, &(0x7f0000000140)={{0x3, 0x3, 0x2, 0x0, 0x1}, 0x8, 0x0, 0x401})
creat(0x0, 0x0)
r8 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r8, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r8, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r9=>0xffffffffffffffff})
r10 = socket(0xa, 0x1, 0x0)
r11 = dup3(r9, r10, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r11, 0x8912, 0x400200)
ioctl$SOUND_MIXER_READ_DEVMASK(r11, 0x80044dfe, &(0x7f00000001c0))

20:35:26 executing program 4 (fault-call:8 fault-nth:7):
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:26 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getsockopt$TIPC_NODE_RECVQ_DEPTH(r1, 0x10f, 0x83, &(0x7f0000000000), &(0x7f0000000040)=0x4)
getpeername(r0, 0x0, 0x0)

20:35:26 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
r4 = socket$inet6(0xa, 0x80000, 0x0)
setsockopt$sock_void(r4, 0x1, 0x3b, 0x0, 0x0)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:35:26 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = openat$vsock(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vsock\x00', 0x20b900, 0x0)
getsockopt$bt_l2cap_L2CAP_OPTIONS(r1, 0x6, 0x1, &(0x7f0000000040), &(0x7f0000000080)=0x373)
socket$inet6_sctp(0xa, 0x0, 0x84)
shutdown(r0, 0x0)

[  341.578224] FAULT_INJECTION: forcing a failure.
[  341.578224] name failslab, interval 1, probability 0, space 0, times 0
[  341.595237] delete_channel: no stack
[  341.615900] CPU: 1 PID: 23471 Comm: syz-executor.4 Not tainted 4.14.158-syzkaller #0
[  341.623822] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  341.633185] Call Trace:
[  341.635784]  dump_stack+0x142/0x197
[  341.639428]  should_fail.cold+0x10f/0x159
[  341.643372] delete_channel: no stack
[  341.643585]  should_failslab+0xdb/0x130
[  341.643599]  __kmalloc+0x2f0/0x7a0
[  341.654802]  ? rcu_read_lock_sched_held+0x110/0x130
[  341.659821]  ? p9_client_rpc+0x72c/0x1180
[  341.663979]  ? p9pdu_readf+0xd61/0x1780
[  341.667962]  p9pdu_readf+0xd61/0x1780
[  341.671771]  ? p9pdu_writef+0xd0/0xd0
[  341.675576]  ? mark_held_locks+0xb1/0x100
[  341.679731]  ? trace_hardirqs_on_caller+0x400/0x590
[  341.684748]  ? _raw_spin_unlock_irqrestore+0xa4/0xe0
[  341.689868]  p9_client_walk+0x239/0x7f0
[  341.692436] delete_channel: no stack
[  341.693854]  ? p9_client_clunk+0x150/0x150
[  341.693870]  ? register_lock_class+0xec1/0x1730
[  341.693890]  v9fs_fid_xattr_set+0xe0/0x1b0
[  341.693898]  ? v9fs_fid_xattr_set+0xe0/0x1b0
[  341.693910]  ? v9fs_xattr_handler_get+0x50/0x50
[  341.719993]  v9fs_xattr_handler_set+0x4c/0x60
[  341.724502]  ? v9fs_xattr_set+0x50/0x50
[  341.728538]  __vfs_setxattr+0xd8/0x130
[  341.732426]  ? xattr_resolve_name+0x360/0x360
[  341.732438]  ? evm_protect_xattr.isra.0+0x74/0x360
[  341.732454]  __vfs_setxattr_noperm+0x102/0x3c0
[  341.732468]  vfs_setxattr+0xc5/0xf0
[  341.732481]  setxattr+0x1de/0x350
[  341.732491]  ? vfs_setxattr+0xf0/0xf0
[  341.732508]  ? perf_trace_lock+0x500/0x500
[  341.761649]  ? __lock_is_held+0xb6/0x140
[  341.765724]  ? check_preemption_disabled+0x3c/0x250
[  341.770768]  ? rcu_lockdep_current_cpu_online+0xf2/0x140
20:35:26 executing program 0:
lstat(&(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, <r0=>0x0})
setfsgid(r0)
r1 = socket$vsock_dgram(0x28, 0x2, 0x0)
r2 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcsa\x00', 0x101000, 0x0)
getsockopt$inet_sctp_SCTP_AUTOCLOSE(r2, 0x84, 0x4, &(0x7f0000000040), &(0x7f0000000080)=0x4)
shutdown(r1, 0x0)

20:35:26 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
ioctl$sock_TIOCOUTQ(r1, 0x5411, &(0x7f0000000000))
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$IOC_PR_CLEAR(r4, 0x401070cd, &(0x7f0000000040)={0x7})
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
write$UHID_INPUT2(r7, &(0x7f0000000100)={0xc, 0x16, "d585cba0a7b9f937f691f4e6d1ea57cb8edad69c2eaf"}, 0x1c)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  341.776242]  ? rcu_read_lock_sched_held+0x110/0x130
[  341.781271]  ? preempt_count_add+0xbc/0x1a0
[  341.785610]  ? __mnt_want_write+0x1e3/0x270
[  341.789961]  path_setxattr+0x11f/0x140
[  341.789976]  ? setxattr+0x350/0x350
[  341.789986]  ? SyS_write+0x15e/0x230
[  341.797499]  SyS_setxattr+0x3b/0x50
[  341.797509]  ? vfs_getxattr_alloc+0x2f0/0x2f0
[  341.797522]  do_syscall_64+0x1e8/0x640
[  341.797533]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  341.818090]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  341.823288] RIP: 0033:0x45a6f9
20:35:26 executing program 2:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$KVM_UNREGISTER_COALESCED_MMIO(r2, 0x4010ae68, &(0x7f0000000000)={0x2000, 0x300000})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
getsockopt$bt_BT_FLUSHABLE(r4, 0x112, 0x8, &(0x7f0000000040)=0xfff, &(0x7f0000000100)=0x4)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r7, 0xc0505405, &(0x7f0000000140)={{0x3, 0x3, 0x2, 0x0, 0x1}, 0x8, 0x0, 0x401})
creat(0x0, 0x0)
r8 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r8, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r8, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r9=>0xffffffffffffffff})
r10 = socket(0xa, 0x1, 0x0)
r11 = dup3(r9, r10, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r11, 0x8912, 0x400200)
ioctl$SOUND_MIXER_READ_DEVMASK(r11, 0x80044dfe, &(0x7f00000001c0))

[  341.826506] RSP: 002b:00007f14e8d41c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000bc
[  341.834229] RAX: ffffffffffffffda RBX: 00007f14e8d41c90 RCX: 000000000045a6f9
[  341.841511] RDX: 0000000000000000 RSI: 0000000020000380 RDI: 0000000020000140
[  341.849181] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
20:35:26 executing program 4 (fault-call:8 fault-nth:8):
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:26 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
r4 = socket$nl_route(0x10, 0x3, 0x0)
r5 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r5, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r5, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r5, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r5, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r5, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r5, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$FS_IOC_ENABLE_VERITY(r5, 0x40806685, &(0x7f0000005900)={0x1, 0x0, 0x1000, 0x89, &(0x7f0000005840)="ce5d6b0b27a4a55bb03e1aae6648a9d5c2870e54c4d78df8b00c5140e92b905a4e025515883b566c4d549642b92d00af42355efe9e506e187168b71b7a29f48e9fe6105a916b2efa722ddca377bfc76a27c34ae99931bcddb5c1bbd3fd2e08a96e7bcf0c4e043c6f143511e1e4c72bc5885547c33f68e6b90a6c0a1b3e4939bbd98606b524293d37f4", 0x3f, 0x0, &(0x7f0000001200)="b37e70a5cbbe4896dd80b341ff72486a24d5bfc408bd7da3b76626d6e6da63ba6e6c6dea7cf3f1918e9bc2a53047509bb51ac01e5477fde79da58ddd43bf4c"})
ioctl$ifreq_SIOCGIFINDEX_team(r4, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r6 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, <r7=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r7}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
sendmmsg$inet6(r1, &(0x7f00000056c0)=[{{&(0x7f0000000040)={0xa, 0x4e22, 0x5, @mcast2, 0x8}, 0x1c, &(0x7f0000001240)=[{&(0x7f0000000080)="9672701324732115fc076d0f1fdd43338c4b7015d4f07b55d24ae053c899ba0336ae99c5503c6b29baf98beb2fd3950be40621bdd115e6d5b5584e167d044f0b6f1b58856cabe97a969690a0c3ad08ece6dd513d47fbffe147f5beda8f2f285c83fa8a29702fe587e62f5766e3298c442cda95", 0x73}, {&(0x7f0000000100)="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", 0x1000}, {&(0x7f0000001100)="c820184f41424435372e4dcae5bb92abd20121eda29d115ca7cf8f2d75eccedada71ab35d109ce2eb7e7fb772a8e40ef6d89d08223c571970636d5ed5adc9df6b9b0f918bb1e6a5d0b97d8816bf1393216ba714b2407f10e6cbc8a9c4baf4ee08aa58ba3132bda974c6e94b6d640b5b0ae274f64476f0c3c06d484bda71c8b6c385d8a1903cf94a7e90eed396a4420219082f08d8e86fff9fd6ee321a4962a81c9105bf9a5ae3f31d650680ac86c4046833cb545a9fe792902d81dfc78b8cf9da3316e91088dd5e3c4b232d8b7ed8a0fb622db7e6ab2e8e67589131c97973578174072b326af6ac9e7d8a8", 0xeb}, {&(0x7f0000001200)}], 0x4, &(0x7f0000001280)=[@rthdr_2292={{0x38, 0x29, 0x39, {0x75, 0x4, 0x2, 0x6, 0x0, [@mcast2, @empty]}}}, @flowinfo={{0x14, 0x29, 0xb, 0xf4}}, @dstopts_2292={{0x78, 0x29, 0x4, {0x33, 0xb, [], [@jumbo={0xc2, 0x4, 0x1000}, @pad1, @calipso={0x7, 0x30, {0x5, 0xa, 0x81, 0x6, [0x1, 0x3f, 0x1, 0x3, 0x70000000000]}}, @jumbo={0xc2, 0x4, 0x89}, @jumbo={0xc2, 0x4, 0x4}, @ra={0x5, 0x2, 0x5}, @generic={0x2, 0xc, "d8c7ea37419e859bbfe311c1"}]}}}], 0xc8}}, {{&(0x7f0000001380)={0xa, 0x4e21, 0x80, @dev={0xfe, 0x80, [], 0x21}, 0x4d71}, 0x1c, &(0x7f0000002800)=[{&(0x7f00000013c0)="45c6c00fbaf02bc07f6dbba79b9790f14aa9cd5a4b9c3d589284d71773cc134fad2fb8f73fcaebd67fa53a3b5eb0220d697bf556188d4ccef2bfc20b5e0312d3ad0b9d7f66701324469288e81c3e2a4a1ac17ae872d62243fdb8657da89c743783", 0x61}, {&(0x7f0000001440)="9274da85b28c097935adf107a6de6c43ca45470e500d0c06450d7000f763", 0x1e}, {&(0x7f0000001480)="830e6f5ede279eb250c7fea90728a3579b113a005389a7e611231c7ef1f44bafecc97a48abeb48bbd892cd3f879692f869d7ce63fe0c895e0b9868bd4bf765a15f1fe35eebe89dd7e8e252bb880f27d64f7c35ef917335819950358ef9a7a1c4a9ecd356a48e12c8a8c40c683812a2072d15bb686f33816a0c7a32b1d4ff26ced2819b5385aa9214aa656ecd37fff226756177e4875fca1358212d3cfaf8ade5f127e16bbd5e6e63e260c926ede469a6671a501deeb177423335e0b48507628e751765d1c1536af56df04b3df22bbf10e861a1b3cd9181e68b214befb0ecfbb283311be8abf79753f8047fff", 0xec}, 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0x1000}, {&(0x7f0000002580)="b60b7c46ee8b3f9205eb2f313ef81edeef07521e4438bebba5", 0x19}, {&(0x7f00000025c0)="53493f141f31", 0x6}, {&(0x7f0000002600)="e5e28d81a6747f826345ed1475d8fdeea968e60ec65a27edec01d48e6b6aa3e6a6d1bb8218e85ca28aa0a4ba9a9aaa1a", 0x30}, {&(0x7f0000002640)="50cf93c8d98e86e468268eda00c5f7f910d8283731a2c4abb13e2763d70eb5974950db4c02251cf000c79d608307e6513a122888d0bcc95d5b72e45bea6bf43282f763266ac39892543aee08ade047a3967731a9f2a32d467bca6b4b9e647a80f0efc5c4cb0ae29d229eec73c09c965d647e9e04cb049ed4e9542d3d6d8a8594ea6fb9121a2b7746d4a44fcc850ea0f6f6db4d42640f270add2800a4754ec0a21d86f52c859b631e0434648bb9023e90e9afe190ad5d3f4646020b63bc1e3920c4a1c755fcb4278c1dbb434ff46ea31c44867326602cdf72f7c2d6475c5a68d03aa9a2b8173ba2bd520fdd3df6848c2aec", 0xf1}, {&(0x7f0000002740)="e9eb5cf2eea3cfb2b11ad62d150f805720b6d7c53a0b495ca33ce52e5b7cee3ded47e07ac607173571da8037a5404bdda45acec3e49aa42fd5aac83fd0a4d8e4fb06650c069aa6c68a45cd3f865f79e516cf892d93eb113dc22373918527c73cdfc6b5b7f3bd9f1cd8c95742a6a4d7a553e4765f0f901ca924060fdb8c215d957cc0", 0x82}], 0x9, &(0x7f00000028c0)=[@dstopts_2292={{0x30, 0x29, 0x4, {0x2b, 0x2, [], [@ra={0x5, 0x2, 0x8}, @pad1, @enc_lim={0x4, 0x1, 0x6}, @ra={0x5, 0x2, 0x81}, @ra={0x5, 0x2, 0x1e}]}}}, @hoplimit_2292={{0x14}}, @dstopts_2292={{0x10a8, 0x29, 0x4, {0x0, 0x211, [], [@ra, @hao={0xc9, 0x10, @mcast1}, @generic={0xd, 0x1000, "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@jumbo={0xc2, 0x4, 0x9}, @ra={0x5, 0x2, 0x9}, @calipso={0x7, 0x50, {0x1, 0x12, 0x3, 0x9, [0x0, 0x6, 0x2, 0x25, 0x7f, 0x80000001, 0x9, 0x2, 0x6]}}, @padn={0x1, 0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}, @hao={0xc9, 0x10, @mcast2}]}}}, @rthdr={{0x38, 0x29, 0x39, {0x0, 0x4, 0x1, 0x4, 0x0, [@initdev={0xfe, 0x88, [], 0x1, 0x0}, @loopback]}}}, @hopopts={{0xc0, 0x29, 0x36, {0x88, 0x14, [], [@calipso={0x7, 0x38, {0x100, 0xc, 0x1, 0x1, [0x9, 0xfffffffffffffbff, 0x10001, 0x1a37, 0xb9, 0xffffffff]}}, @hao={0xc9, 0x10, @rand_addr="e166ef56bf22431ac1e4a3da6204f3c3"}, @padn={0x1, 0x1, [0x0]}, @jumbo={0xc2, 0x4, 0x101}, @jumbo={0xc2, 0x4, 0x3ff}, @hao={0xc9, 0x10, @loopback}, @pad1, @pad1, @calipso={0x7, 0x30, {0x0, 0xa, 0x0, 0xfbc, [0x7ff, 0x1, 0x81, 0x20, 0x800]}}]}}}, @rthdr_2292={{0x68, 0x29, 0x39, {0x5c, 0xa, 0x0, 0xad, 0x0, [@empty, @initdev={0xfe, 0x88, [], 0x0, 0x0}, @mcast1, @mcast1, @local]}}}], 0x1250}}, {{&(0x7f0000003b40)={0xa, 0x4e20, 0xeaf00, @initdev={0xfe, 0x88, [], 0x0, 0x0}, 0x3063}, 0x1c, &(0x7f0000003c40)=[{&(0x7f0000003b80)="92f1d7f3e17d8a0e240621fcf8a0727285a7160ed3dcd84a26aa87219458479123d6f643772857566b9afd0f2211ebfd85a760748d0e9cc3d2f7f882045518b84cf6209a69042a13463f97e4975b3d1c196924c16018501cb657c81b05b8ddf412b61dbf57cbf7d261f28b81265ff56bb12292b02a9e1e550b86a356e37d5ef26440748e921a08ae605fc459b4963d2fe16018", 0x93}], 0x1, &(0x7f0000003c80)=[@tclass={{0x14, 0x29, 0x43, 0x8}}, @dontfrag={{0x14, 0x29, 0x3e, 0x8}}], 0x30}}, {{0x0, 0x0, &(0x7f0000003e00)=[{&(0x7f0000003cc0)="976186337e6ef9ab632dae32e09ebe6b8d5888efaac23215278067e8fe9335d9f52cd33b9e9edaf625ee539395790a1c2e8fd1e5b218323d2d7d26038b8f33d214736aaad1d4c891f584e2f0b2604eade5577b581bc9b51c962e83caea64e04d4a7acc3102a25e16fc833fe75c8aecfb7975b0290d8ef621d9c4e77686cb1c8cdb70707689c5fd37c6874e02e3f3ee9a93c52697261de20d7f662d1fe7d0606656028b0d1eb341184cdc964b1dc4669ba7b1d1b654423060af9360fcff8d53e8230f2a61181a968e49b7234665ccc2b7215b7f7968eb52b9b56649e688244440550f158589", 0xe5}, {&(0x7f0000003dc0)="69fe6fdf47014e9ae06a59be5a1f7d63a9ae8b00ff6bc264e0dee6b40a19a134216c5bb929", 0x25}], 0x2}}, {{&(0x7f0000003e40)={0xa, 0x4e23, 0x0, @remote, 0x400}, 0x1c, &(0x7f0000003f40)=[{&(0x7f0000003e80)="144bacf2a964878b7ad2bc3f5cbc3e83c1aeb7f6d820b2fb94c4d770a717f781762713", 0x23}, {&(0x7f0000003ec0)="de4ab5ba16d51cf4fe2f27c37d64ec3b934b56dacc56bfc3eb83990dfa7cb3dab28876145410e166a1482b92d246066ce55f1656063f367d0ccaa6f23c759352c902065999f2ae162975e42b2266", 0x4e}], 0x2, &(0x7f0000003f80)=[@hopopts_2292={{0xf8, 0x29, 0x36, {0x87, 0x1b, [], [@generic={0xfa, 0xd2, "13bdf749d2a27757acdfcd6e3eff42f0aacbb7f2b24ce3a3d2353a760ad3692b334abab182ac73de206c8d1a89ddf41a0d8cf67c888bfc3db73a0daa5b1532e10427060e078e408edeb5f49079b10578ad27a9f1a2f27aba7fc318afc15f8412809736afd010d17e283322787881f603b11129ce6e48342387a0a0824200591f186ad66e23679add876d6388d93f0db112e8eb3f2c71d599ec20e4d9a2aa3047deb8492bae58ad88c2c520dbe3c38f32b0657d342910818022ac6208613bcf79941b3a009dff6ce744526b97a12f56a90786"}, @jumbo={0xc2, 0x4, 0x1000}]}}}, @dstopts_2292={{0x190, 0x29, 0x4, {0x21, 0x2e, [], [@jumbo={0xc2, 0x4, 0x1}, @generic={0x40, 0x6f, "47a7c534add72d6283a49b0c66968b7014bb8d9d4dbec70e53603223cb15bd8bcccf4de0effaeb31b874dbebc72af82bfabb665bf5c581a96ebc68baacc042275f459ca3c0437780e439666f6f710d777788df34231d9a6a987ba4e559f47abb7b89e38f3425c148a68d6a75011254"}, @generic={0x1, 0xd3, "522a4edfc0183c1548a822abf84ec9669e1b364c7a87443b38175f308a92b9c102e98ad18728a68741ae2e2df05f59988d04dcf74dab8928daed1c6ca7465ea9d47f487721e344640f1126c56d5345508dcff41d7e4906efa23f69f352a009572b70fe113f37c362fe2ec95fe8be1d1c95740a589d188a4a94dd35825881540fec468916a493b7e4fc1530917b1c39155074e5715ae0db1cbe25f27beec4ad4a5782d3c3cfe3fa78aca707e3771a1487d23fe3cb31c69171667e57c3f4430acc9759bd067e9970fe97e01a7db1fb04b7267a86"}, @hao={0xc9, 0x10, @mcast1}, @hao={0xc9, 0x10, @mcast2}, @pad1]}}}, @dstopts={{0x88, 0x29, 0x37, {0xce, 0xd, [], [@padn={0x1, 0x2, [0x0, 0x0]}, @pad1, @generic={0xb0, 0x54, "636e387ccf3d0473ff8e8f46dbd907c738a0536d37e3401197d0f778e171904a177725608856caeba6417bf2dc5d7bfb3c45be88c3670365395546a455ad131db6ffb923977be23ed96845d6353bf8ee99266bba"}, @generic={0xd7}, @padn={0x1, 0x7, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @pad1]}}}, @hopopts={{0x88, 0x29, 0x36, {0x95, 0xd, [], [@jumbo={0xc2, 0x4, 0x1ff}, @padn={0x1, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @calipso={0x7, 0x38, {0x400, 0xc, 0x80, 0x4, [0x3, 0x0, 0x0, 0xfffffffffffffff7, 0x6, 0xde54]}}, @calipso={0x7, 0x20, {0x81, 0x6, 0x2, 0x2, [0x38e911da, 0x1, 0xffffffff]}}, @pad1]}}}, @hopopts={{0x160, 0x29, 0x36, {0x88, 0x28, [], [@jumbo={0xc2, 0x4, 0x7}, @padn={0x1, 0x5, [0x0, 0x0, 0x0, 0x0, 0x0]}, @ra={0x5, 0x2, 0x7}, @calipso={0x7, 0x40, {0x8, 0xe, 0x3, 0x8, [0x0, 0x9, 0xfffffffffffffffe, 0xfff, 0x0, 0xb4, 0x1]}}, @hao={0xc9, 0x10, @rand_addr="a8c4a05b48e4fb8f3fcedb7036d5c438"}, @generic={0x9, 0xdc, "6b0c5237526da6f339b9d3dfdf0c4998f24becde1fb31fd4fbe076ab2df835747bdcc1357ac773477eb532a39e7d8cf69dba624cd40a5afd41942791e0bbe2dca6a93ccb06f1c3911d8a04b133037863f88b72993ba1aa3da4023206027d9fda3203145284db247b82ea26068498c73a0979cbaf4489ff27a4b3bcd5142f196aa0318518136d67202dc7a9f150885134ab4df952a03bcd027b01b69330b84e522d46aab861dd10b96fff9fc98b6e6d8f931cf8bb9fab010130aef5796e3067ee1d8ac550f05c9d2cb75f585d02f32d7e6f72e86425127b813684f5ff"}]}}}, @rthdr={{0x38, 0x29, 0x39, {0x2, 0x4, 0x3, 0x35, 0x0, [@dev={0xfe, 0x80, [], 0x17}, @rand_addr="b50469abab60335aee8bf5806e6b7434"]}}}, @hopopts={{0x18, 0x29, 0x36, {0x89}}}, @hoplimit={{0x14, 0x29, 0x34, 0x8}}], 0x560}}, {{&(0x7f0000004500)={0xa, 0x4e22, 0x4, @loopback, 0x5f4}, 0x1c, &(0x7f0000005640)=[{&(0x7f0000004540)="e1e894c9c4fcf47477a0b5ac78820ea895af643a89ce640a39076475991da57aeac1bac969800413884ab8a832ef423181a44a9eff7a", 0x36}, {&(0x7f0000004580)="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", 0x1000}, {&(0x7f0000005580)="870242941623d9a8b4123ec89b37e788842f8bf7de953435d65c61333e17e2e440a0e332bab75aad4392ad90fd36a882454346136ac09d6e37bb75bf9d073df6167f152edbbaf19aa5d2fd9288a3839bb560a761a54b1cb10ce1bd977d350b2c0d674e468bb2", 0x66}, {&(0x7f0000005600)="8f35d45d0c320cd12b8d4a0aa35668ae", 0x10}], 0x4, &(0x7f0000005680)=[@pktinfo={{0x24, 0x29, 0x32, {@initdev={0xfe, 0x88, [], 0x1, 0x0}, r7}}}], 0x28}}], 0x6, 0x0)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

[  341.849187] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14e8d426d4
[  341.849193] R13: 00000000004c12d1 R14: 00000000004e3410 R15: 0000000000000005
20:35:26 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = creat(0x0, 0x0)
ioctl$BLKTRACESTART(r0, 0x1274, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000000)=0x7f, 0x4)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  341.868674] delete_channel: no stack
[  341.872849] delete_channel: no stack
[  341.997063] delete_channel: no stack
[  342.011145] delete_channel: no stack
[  342.058369] delete_channel: no stack
20:35:26 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x0, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:26 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)
ioctl$PPPIOCGCHAN(r2, 0x80047437, &(0x7f0000000040))

20:35:26 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
r1 = getpid()
tkill(r1, 0x9)
r2 = syz_open_procfs(r1, &(0x7f0000000000)='oom_score\x00')
getsockopt$packet_int(r2, 0x107, 0x13, &(0x7f0000000180), &(0x7f00000001c0)=0x4)
rt_sigqueueinfo(0xffffffffffffffff, 0x19, &(0x7f0000000100)={0x25, 0x8, 0x2})
ioctl$SNDRV_SEQ_IOCTL_GET_PORT_INFO(r2, 0xc0a85322, &(0x7f0000000040))

20:35:26 executing program 2:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$KVM_UNREGISTER_COALESCED_MMIO(r2, 0x4010ae68, &(0x7f0000000000)={0x2000, 0x300000})
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
getsockopt$bt_BT_FLUSHABLE(r4, 0x112, 0x8, &(0x7f0000000040)=0xfff, &(0x7f0000000100)=0x4)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r7, 0xc0505405, &(0x7f0000000140)={{0x3, 0x3, 0x2, 0x0, 0x1}, 0x8, 0x0, 0x401})
creat(0x0, 0x0)
r8 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r8, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r8, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r9=>0xffffffffffffffff})
r10 = socket(0xa, 0x1, 0x0)
r11 = dup3(r9, r10, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r11, 0x8912, 0x400200)
ioctl$SOUND_MIXER_READ_DEVMASK(r11, 0x80044dfe, &(0x7f00000001c0))

20:35:26 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1, @ANYBLOB="4b10"])
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
r4 = openat$selinux_policy(0xffffffffffffff9c, &(0x7f0000000100)='/selinux/policy\x00', 0x0, 0x0)
connect$rds(r4, &(0x7f00000002c0)={0x2, 0x4e22, @empty}, 0x10)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r5 = dup3(r2, r3, 0x3c2e19c24fad54e8)
ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(r5, 0x40184150, &(0x7f0000000080)={0x0, &(0x7f00000004c0)="54629faadb7e528fa883e1c4a65d821a98942019befce7d377e0c3329a8789bd9412a9f7bfcfcd69518792de1ea619e4efb2079f74d6547e674d26b4f040e0c3fcb24257be392dbf61b9365df20dbc46846e71db8211c61e814cc7b63082c507a0631b1554365153c2ed972fccd0d9a8a3640974682a43a10939cda2d8861605ac5c657f563f86069d0c8abd822707f78a7b27a0ef988bcfecac2627d859df980ffd529effebef9f0ef501f8b34ecb9b24612261dcce3d7b26ac66e7ce14d5", 0xbf})

20:35:26 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x4000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x12)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:27 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
write$UHID_DESTROY(0xffffffffffffffff, &(0x7f0000000000), 0x4)
shutdown(r0, 0x0)

20:35:27 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$FS_IOC_SETVERSION(r0, 0x40087602, &(0x7f0000000000))
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  342.420831] delete_channel: no stack
[  342.430718] 9pnet: Insufficient options for proto=fd
[  342.452505] delete_channel: no stack
[  342.465208] delete_channel: no stack
20:35:27 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
r3 = socket(0x22, 0x1, 0x23)
munmap(&(0x7f0000fff000/0x1000)=nil, 0x1000)
getsockopt$inet_sctp_SCTP_STATUS(r3, 0x84, 0xe, 0x0, 0x0)

20:35:27 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x0, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  342.544265] 9pnet: Insufficient options for proto=fd
20:35:27 executing program 0:
r0 = socket(0x22, 0x2, 0x4)
r1 = socket(0x22, 0x2, 0x23)
dup2(r0, r1)
r2 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000040)='TIPCv2\x00')
sendmsg$TIPC_NL_NET_GET(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x841c8021}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x100, 0x70bd2b, 0x25dfdbfa, {}, [@TIPC_NLA_SOCK={0x10, 0x2, [@TIPC_NLA_SOCK_ADDR={0x0, 0x1, 0x8000}, @TIPC_NLA_SOCK_HAS_PUBL={0xffffffffffffff55}]}]}, 0x24}, 0x1, 0x0, 0x0, 0x40000}, 0x4000840)
r3 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r3, 0x2)

20:35:27 executing program 2:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
ioctl$sock_TIOCOUTQ(r1, 0x5411, &(0x7f0000000000))
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$IOC_PR_CLEAR(r4, 0x401070cd, &(0x7f0000000040)={0x7})
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
write$UHID_INPUT2(r7, &(0x7f0000000100)={0xc, 0x16, "d585cba0a7b9f937f691f4e6d1ea57cb8edad69c2eaf"}, 0x1c)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:27 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
socket$inet6_dccp(0xa, 0x6, 0x0)
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:27 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x0, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:27 executing program 3:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
socket(0xa, 0x1, 0x0)
r1 = dup3(r0, r0, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200)
r2 = socket(0x22, 0x2, 0x23)
munmap(&(0x7f0000000000/0x2000)=nil, 0x2000)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
getsockopt$inet_sctp_SCTP_STATUS(r2, 0x84, 0xe, 0x0, 0x0)

20:35:27 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
r1 = getpid()
tkill(r1, 0x9)
sched_rr_get_interval(r1, &(0x7f0000000000))

[  342.720551] delete_channel: no stack
20:35:27 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  342.772232] delete_channel: no stack
[  342.781942] delete_channel: no stack
[  342.785944] delete_channel: no stack
[  342.797966] delete_channel: no stack
[  342.803076] delete_channel: no stack
20:35:27 executing program 3:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:27 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$RTC_VL_CLR(r3, 0x7014)
shutdown(r0, 0x0)

20:35:27 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
r3 = dup2(r1, r2)
r4 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r4, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
setsockopt$inet6_tcp_TCP_MD5SIG(r3, 0x6, 0xe, &(0x7f0000000280)={@in6={{0xa, 0x4e23, 0xc017, @dev={0xfe, 0x80, [], 0xd}, 0x6}}, 0x0, 0x1ed0, 0x0, "fc3cb47876ea6e2b7ac09a4ab8a58bca256b9cb268a8c3f00f414d7d9276b2bbd915fa0efef88676635ff3009351a5356455c808e6dfc54353318ccda35db92caa58d36d8d12d2b95174c91e1c17e65f"}, 0xd8)
r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000200)=ANY=[@ANYBLOB="6c000000ebd3c0b08c66c17122d50661f288eb7345a19389f1a3ed4e7ffc423c0d32373711d50f613ce6dfa2ed5d8ca0361a6cb4e052d00563951438170d21094093bde7bf278edfed6af8ba64c10067a31544026672201a896f9ddc4fcc23a1c40000ce713881d200"/115, @ANYRES32=<r6=>0x0], &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r6}, 0x10)
getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x66, &(0x7f0000000180)={0x0, 0x7}, &(0x7f00000001c0)=0x8)
getsockopt$inet_sctp_SCTP_GET_ASSOC_STATS(0xffffffffffffffff, 0x84, 0x70, &(0x7f0000000000)={<r7=>0x0, @in={{0x2, 0x4e23, @rand_addr=0x8}}, [0x7, 0x1ff, 0x144d, 0x6, 0x0, 0x60, 0x0, 0x1, 0x3, 0x3f, 0x7, 0x3, 0x8000, 0x5, 0x3]}, &(0x7f0000000100)=0x100)
setsockopt$inet_sctp_SCTP_ASSOCINFO(r1, 0x84, 0x1, &(0x7f0000000140)={r7, 0xb000, 0x1, 0xfffffff9, 0x20, 0x958}, 0x14)

20:35:27 executing program 3:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:27 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
ioctl$SIOCAX25DELFWD(0xffffffffffffffff, 0x89eb, &(0x7f0000000000)={@netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}})
r0 = geteuid()
setuid(r0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:27 executing program 2:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
r0 = socket(0x22, 0x2, 0x4)
r1 = socket(0x22, 0x2, 0x23)
dup2(r0, r1)
r2 = accept4$unix(r0, &(0x7f0000000000)=@abs, &(0x7f0000000100)=0x6e, 0x1000)
ioctl$sock_TIOCINQ(r2, 0x541b, &(0x7f0000000140))
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r3 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  343.025169] delete_channel: no stack
[  343.058580] delete_channel: no stack
20:35:27 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='\x00\x9b\x94\x02\x00', 0x402481, 0x0)
ioctl$EVIOCGRAB(r1, 0x40044590, &(0x7f0000000040)=0x7f)
shutdown(r0, 0x0)

[  343.100851] delete_channel: no stack
20:35:30 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x18c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:30 executing program 3:
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000001400)='/dev/vcs\x00', 0x281, 0x0)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000001480)='IPVS\x00')
sendmsg$IPVS_CMD_GET_INFO(r1, &(0x7f0000001540)={&(0x7f0000001440)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000001500)={&(0x7f00000014c0)={0x24, r2, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0xfffffc00}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xfbe}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000000}, 0x6048010)
r3 = fcntl$dupfd(r0, 0x0, r0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000001fd8)=@framed={{0xffffffb7, 0x0, 0x0, 0x0, 0x0, 0x54}, [@ldst={0x7, 0x0, 0x4}]}, &(0x7f0000003ff6)='OPL\x00', 0x1, 0xb579, &(0x7f000000cf3d)=""/195}, 0x48)
r4 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r4, 0x0)

20:35:30 executing program 2:
perf_event_open(&(0x7f0000000000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x80000001}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:30 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
r5 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r5, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r6 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r6, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r7=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r5, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r7}, 0x10)
getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r4, 0x84, 0x6f, &(0x7f0000000100)={<r8=>r7, 0xd0, &(0x7f0000000000)=[@in={0x2, 0x4e24, @loopback}, @in={0x2, 0x4e20, @local}, @in={0x2, 0x4e24, @multicast2}, @in6={0xa, 0x4e20, 0x1, @initdev={0xfe, 0x88, [], 0x1, 0x0}, 0x6}, @in={0x2, 0x4e24, @loopback}, @in6={0xa, 0x4e24, 0x3, @mcast1, 0x3}, @in={0x2, 0x4e24, @rand_addr=0x3}, @in6={0xa, 0x4e22, 0x0, @mcast1, 0x1}, @in={0x2, 0x4e20, @multicast2}, @in6={0xa, 0x4e22, 0x7, @ipv4={[], [], @dev={0xac, 0x14, 0x14, 0xc}}, 0xfffffffe}]}, &(0x7f0000000140)=0x10)
setsockopt$inet_sctp6_SCTP_STREAM_SCHEDULER_VALUE(r2, 0x84, 0x7c, &(0x7f0000000180)={r8, 0x2, 0xfc00}, 0x8)
shutdown(r0, 0x0)

20:35:30 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:30 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000080)='9p\x00', 0x60020, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)
r2 = socket$alg(0x26, 0x5, 0x0)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
ioctl$SIOCX25SSUBSCRIP(r4, 0x89e1, &(0x7f00000004c0)={'ip_vti0\x00', 0x7, 0x9})
ioctl$sock_SIOCGIFVLAN_GET_VLAN_VID_CMD(r2, 0x8982, &(0x7f00000003c0))

[  345.767653] delete_channel: no stack
[  345.787429] delete_channel: no stack
20:35:30 executing program 3:
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000001400)='/dev/vcs\x00', 0x281, 0x0)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000001480)='IPVS\x00')
sendmsg$IPVS_CMD_GET_INFO(r1, &(0x7f0000001540)={&(0x7f0000001440)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000001500)={&(0x7f00000014c0)={0x24, r2, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0xfffffc00}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xfbe}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000000}, 0x6048010)
r3 = fcntl$dupfd(r0, 0x0, r0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000001fd8)=@framed={{0xffffffb7, 0x0, 0x0, 0x0, 0x0, 0x54}, [@ldst={0x7, 0x0, 0x4}]}, &(0x7f0000003ff6)='OPL\x00', 0x1, 0xb579, &(0x7f000000cf3d)=""/195}, 0x48)
r4 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r4, 0x0)

[  345.828056] delete_channel: no stack
20:35:30 executing program 2:
perf_event_open(&(0x7f0000000000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x0, 0x0, 0x80000001}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:30 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x33d, &(0x7f0000000000)=[{&(0x7f0000000880)="24000000520007031dfffd946fa28300464e0a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x4000)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  345.851471] delete_channel: no stack
20:35:30 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
r1 = eventfd(0xbfe5)
modify_ldt$read_default(0x2, &(0x7f0000000040)=""/133, 0x85)
write$eventfd(r1, &(0x7f0000000000)=0x9, 0x8)

[  345.874741] delete_channel: no stack
[  345.917225] delete_channel: no stack
20:35:30 executing program 3:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
socket$inet6_dccp(0xa, 0x6, 0x0)
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:30 executing program 2:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
getsockname(r0, &(0x7f0000000000)=@rc, &(0x7f0000000080)=0x80)
getpeername(r0, 0x0, 0x0)

20:35:30 executing program 0:
socket$vsock_dgram(0x28, 0x2, 0x0)
openat$selinux_avc_cache_threshold(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/avc/cache_threshold\x00', 0x2, 0x0)
shutdown(0xffffffffffffffff, 0x1)
ioctl$IOC_PR_PREEMPT_ABORT(0xffffffffffffffff, 0x401870cc, &(0x7f0000000040)={0x2, 0x601d, 0x0, 0x4d})

20:35:30 executing program 1:
r0 = getpid()
ptrace$peekuser(0x3, r0, 0x8)
tkill(r0, 0x9)
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0xffffffffffffffff}, r0, 0xfffffffffffffffe, 0xffffffffffffffff, 0x236a9ab58bb65eac)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:30 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
r4 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r4, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f00000003c0)=ANY=[@ANYBLOB="01000000949e237130fed61b3cf430988e12598e3f20843441e2dda3584cda38e0b705e9e1694d052364c525f760743e82de9d7585e9f0c80aa1fe420ed67114381f28e1275210a57510e329bdafe9623e3e81a44d0f", @ANYRES32=<r6=>0x0], &(0x7f000095dffc)=0x8)
r7 = getpid()
fcntl$setown(r1, 0x8, r7)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r4, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r6}, 0x10)
getsockopt$inet_sctp_SCTP_ASSOCINFO(0xffffffffffffffff, 0x84, 0x1, &(0x7f0000000080)={<r8=>r6, 0x1ff, 0x1, 0x7, 0x7fff, 0x4}, &(0x7f0000000100)=0x14)
r9 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r9, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r9, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r9, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r9, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r9, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r9, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r10 = socket(0x22, 0x2, 0x4)
r11 = socket(0x22, 0x2, 0x23)
dup2(r10, r11)
r12 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r12, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r12, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r12, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r12, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r12, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r12, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r13 = socket$nl_route(0x10, 0x3, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(r13, 0x8933, &(0x7f00000000c0)={'team0\x00'})
r14 = socket(0x10, 0x803, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r14, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)
getsockname$packet(r14, &(0x7f0000000100)={0x11, 0x0, <r15=>0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14)
sendmsg$nl_route(r13, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f00000002c0)=@newlink={0x40, 0x10, 0xe3b, 0x0, 0x1, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_MASTER={0x8, 0xa, r15}, @IFLA_LINKINFO={0x18, 0x12, @gre={{0x8, 0x1, 'gre\x00'}, {0xc, 0x2, [@IFLA_GRE_REMOTE={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}}}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004048}, 0x28800)
ioctl$sock_SIOCADDRT(r12, 0x890b, &(0x7f0000000f00)={0x0, @nfc={0x27, 0x0, 0x0, 0x7}, @llc={0x1a, 0xe6acbd3f46a1e20a, 0x5, 0x8, 0x5, 0x1, @broadcast}, @hci={0x1f, <r16=>r15, 0x1}, 0x80, 0x0, 0x0, 0x0, 0x5, &(0x7f0000000ec0)='lapb0\x00'})
connect$packet(r10, &(0x7f0000000f80)={0x11, 0x0, r16, 0x1, 0x6, 0x6, @broadcast}, 0x14)
ioctl$sock_inet_SIOCGIFDSTADDR(r9, 0x8917, &(0x7f0000000380)={'netdevsim0\x00', {0x2, 0x4e23, @broadcast}})
getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f0000000180)={r8, 0x1f}, &(0x7f00000002c0)=0x8)
write$P9_RREADDIR(r1, &(0x7f0000000740)=ANY=[@ANYBLOB="2a000000290100000000000000000000000000000000000000000000000000000007002e2f66696c653007c73ed367289de7d03c6fc97af4c7a7950a85b8f1d3a3025e73ee8577aa969bdedb9d09"], 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB="7472616e7368b2400494149281f030cbfb358b506fe9f88149f3daeda450cc9c97c04af277631af644660b49a51ad5a00ee65ac510b583877df2856c226448cbba428843beae28ecc4499262de377763880797adc86d6e8ac4e38ed2139c7d045159e190177e6d37762babb04f042d2d872abe222d28f1354877594fb229d897f5dfb9e2c09c1bcde4b59158376fd4e48c1fdc3ec35801c81c31f36cf1bd5af3e4fcd6f0465a71", @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1, @ANYBLOB=',\x00'])
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f00000005c0)=@known='com.apple.system.Security\x00', 0x0, 0x0, 0x0)

20:35:30 executing program 3 (fault-call:0 fault-nth:0):
syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000012c0)={[{@fat=@nocase='nocase'}]})

[  346.135680] delete_channel: no stack
[  346.189490] delete_channel: no stack
[  346.209414] FAULT_INJECTION: forcing a failure.
[  346.209414] name failslab, interval 1, probability 0, space 0, times 0
[  346.226332] delete_channel: no stack
[  346.237426] delete_channel: no stack
[  346.237768] CPU: 0 PID: 23666 Comm: syz-executor.3 Not tainted 4.14.158-syzkaller #0
[  346.249215] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  346.258583] Call Trace:
[  346.261192]  dump_stack+0x142/0x197
[  346.264850]  should_fail.cold+0x10f/0x159
[  346.269140]  should_failslab+0xdb/0x130
[  346.273130]  __kmalloc+0x2f0/0x7a0
[  346.276684]  ? __sb_end_write+0xc1/0x100
[  346.280832]  ? strnlen_user+0x12f/0x1a0
[  346.284869]  ? SyS_memfd_create+0xba/0x3a0
[  346.289134]  SyS_memfd_create+0xba/0x3a0
[  346.293210]  ? shmem_fcntl+0x130/0x130
[  346.297111]  ? do_syscall_64+0x53/0x640
[  346.301100]  ? shmem_fcntl+0x130/0x130
[  346.305009]  do_syscall_64+0x1e8/0x640
[  346.309045]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.313915]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  346.319117] RIP: 0033:0x45a6f9
[  346.322316] RSP: 002b:00007f198951fa88 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
[  346.330036] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045a6f9
[  346.337313] RDX: 0000000000000010 RSI: 0000000000000000 RDI: 00000000004bf792
[  346.344579] RBP: 000000000075bf20 R08: fe03f80fe03f80ff R09: 00000000fbad8001
[  346.352030] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f19895206d4
[  346.359401] R13: 00000000004cabdc R14: 00000000004e40e8 R15: 0000000000000003
20:35:31 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:31 executing program 2 (fault-call:2 fault-nth:0):
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETXF(r0, 0x5434, 0x0)

20:35:31 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$PERF_EVENT_IOC_SET_FILTER(r2, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r3 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:31 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = openat$selinux_enforce(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/enforce\x00', 0x800, 0x0)
write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x1, &(0x7f0000000040)={<r2=>0xffffffffffffffff}, 0x106, 0x3}}, 0x20)
write$RDMA_USER_CM_CMD_BIND_IP(r1, &(0x7f00000000c0)={0x2, 0x28, 0xfa00, {0x0, {0xa, 0x4e20, 0x3ff, @mcast1, 0x723d}, r2}}, 0x30)
shutdown(r0, 0x0)
r3 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000100)='/dev/dlm-control\x00', 0x408201, 0x0)
socketpair(0x10, 0x4, 0x4, &(0x7f00000000c0)={0xffffffffffffffff, <r4=>0xffffffffffffffff})
r5 = creat(&(0x7f0000000100)='./file0\x00', 0x0)
close(r5)
r6 = syz_genetlink_get_family_id$tipc2(&(0x7f0000000100)='TIPCv2\x00')
sendmsg$TIPC_NL_LINK_RESET_STATS(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000180)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$TIPC_NL_MON_GET(r4, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000180)={&(0x7f0000000400)={0x14c, r6, 0x1, 0x70bd2d, 0x25dfdbfb, {}, [@TIPC_NLA_LINK={0x18, 0x4, [@TIPC_NLA_LINK_NAME={0x14, 0x1, 'broadcast-link\x00'}]}, @TIPC_NLA_SOCK={0x1c, 0x2, [@TIPC_NLA_SOCK_ADDR={0x8, 0x1, 0xfe}, @TIPC_NLA_SOCK_REF={0x8, 0x2, 0x2}, @TIPC_NLA_SOCK_REF={0x8}]}, @TIPC_NLA_MON={0x14, 0x9, [@TIPC_NLA_MON_REF={0x8, 0x2, 0x6}, @TIPC_NLA_MON_ACTIVATION_THRESHOLD={0x8, 0x1, 0xffffffff}]}, @TIPC_NLA_MEDIA={0xf0, 0x5, [@TIPC_NLA_MEDIA_PROP={0x2c, 0x2, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0xfffffffc}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x4}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x14}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x2}]}, @TIPC_NLA_MEDIA_PROP={0x24, 0x2, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0xffffffff}, @TIPC_NLA_PROP_TOL={0x8}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xf}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}]}, @TIPC_NLA_MEDIA_NAME={0x8, 0x1, 'udp\x00'}, @TIPC_NLA_MEDIA_PROP={0x1c, 0x2, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x1}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x6}]}, @TIPC_NLA_MEDIA_PROP={0x34, 0x2, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x10}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xbabf}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x81}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x4}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x6}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1d}]}, @TIPC_NLA_MEDIA_PROP={0x44, 0x2, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xa}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x9}, @TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xb8d6}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x9}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x2}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x5}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x10001}]}]}]}, 0x14c}, 0x1, 0x0, 0x0, 0x880}, 0x44)
sendmsg$TIPC_NL_SOCK_GET(r3, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x60010}, 0xc, &(0x7f0000000300)={&(0x7f0000000180)={0x174, r6, 0x324, 0x70bd27, 0x25dfdbfb, {}, [@TIPC_NLA_LINK={0x140, 0x4, [@TIPC_NLA_LINK_PROP={0x3c, 0x7, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x7}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x5}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x14}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0xd0}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x401}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1a}]}, @TIPC_NLA_LINK_PROP={0x1c, 0x7, [@TIPC_NLA_PROP_MTU={0x8, 0x4, 0x112134b1}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x4}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x5}]}, @TIPC_NLA_LINK_PROP={0x54, 0x7, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0xfffffff9}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x6}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x2}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x40}, @TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x1}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x8}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x7}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x7fff}]}, @TIPC_NLA_LINK_PROP={0x14, 0x7, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x20}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x4}]}, @TIPC_NLA_LINK_PROP={0x14, 0x7, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x3}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x240000}]}, @TIPC_NLA_LINK_PROP={0x2c, 0x7, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x15}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x8}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x7dec}, @TIPC_NLA_PROP_TOL={0x8}]}, @TIPC_NLA_LINK_NAME={0x14, 0x1, 'broadcast-link\x00'}, @TIPC_NLA_LINK_NAME={0xc, 0x1, 'syz0\x00'}, @TIPC_NLA_LINK_PROP={0x1c, 0x7, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x4}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0xc}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x5}]}]}, @TIPC_NLA_NODE={0x20, 0x6, [@TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x5}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x5}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x8}]}]}, 0x174}, 0x1, 0x0, 0x0, 0x4000048}, 0x4004)
r7 = socket(0x22, 0x2, 0x4)
r8 = socket(0x22, 0x2, 0x23)
dup2(r7, r8)
r9 = socket$nl_generic(0x10, 0x3, 0x10)
r10 = syz_genetlink_get_family_id$fou(&(0x7f0000000080)='fou\x00')
sendmsg$FOU_CMD_GET(r9, &(0x7f0000000380)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x14, r10, 0xf19}, 0x14}}, 0x0)
sendmsg$FOU_CMD_DEL(r7, &(0x7f00000005c0)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000580)={&(0x7f00000003c0)={0x38, r10, 0xea9f6130bf6441a8, 0x70bd2b, 0x25dfdbff, {}, [@FOU_ATTR_LOCAL_V4={0x8, 0x6, @rand_addr=0x1b}, @FOU_ATTR_AF={0x8, 0x2, 0xa}, @FOU_ATTR_REMCSUM_NOPARTIAL={0x4}, @FOU_ATTR_PEER_V4={0x8, 0x8, @rand_addr=0x7}, @FOU_ATTR_PEER_PORT={0x8, 0xa, 0x4e23}]}, 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x4000)
sched_yield()

20:35:31 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(0xffffffffffffffff, 0x40045532, &(0x7f0000000100))
ioctl$PPPIOCATTACH(0xffffffffffffffff, 0x4004743d, &(0x7f0000000080)=0x4)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)
ioctl$sock_SIOCSIFVLAN_GET_VLAN_VID_CMD(r0, 0x8983, &(0x7f00000003c0))

20:35:31 executing program 3 (fault-call:0 fault-nth:1):
syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000012c0)={[{@fat=@nocase='nocase'}]})

[  346.605894] FAULT_INJECTION: forcing a failure.
[  346.605894] name failslab, interval 1, probability 0, space 0, times 0
[  346.627666] delete_channel: no stack
[  346.657380] CPU: 0 PID: 23680 Comm: syz-executor.3 Not tainted 4.14.158-syzkaller #0
[  346.665428] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  346.665998] delete_channel: no stack
[  346.675085] Call Trace:
[  346.675105]  dump_stack+0x142/0x197
[  346.675126]  should_fail.cold+0x10f/0x159
[  346.675142]  should_failslab+0xdb/0x130
[  346.675151]  kmem_cache_alloc+0x2d7/0x780
[  346.675164]  ? __alloc_fd+0x1d4/0x4a0
[  346.675178]  __d_alloc+0x2d/0x9f0
[  346.675188]  ? lock_downgrade+0x740/0x740
[  346.675204]  d_alloc_pseudo+0x1e/0x30
[  346.713559]  __shmem_file_setup.part.0+0xd8/0x400
[  346.718419]  ? __alloc_fd+0x1d4/0x4a0
[  346.722234]  ? shmem_fill_super+0x8c0/0x8c0
[  346.726579]  SyS_memfd_create+0x1f9/0x3a0
[  346.730737]  ? shmem_fcntl+0x130/0x130
[  346.734638]  ? do_syscall_64+0x53/0x640
[  346.738630]  ? shmem_fcntl+0x130/0x130
[  346.742536]  do_syscall_64+0x1e8/0x640
[  346.746554]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  346.751424]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  346.756621] RIP: 0033:0x45a6f9
[  346.759817] RSP: 002b:00007f198951fa88 EFLAGS: 00000246 ORIG_RAX: 000000000000013f
[  346.767538] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000045a6f9
[  346.774820] RDX: 0000000000000010 RSI: 0000000000000000 RDI: 00000000004bf792
[  346.782101] RBP: 000000000075bf20 R08: fe03f80fe03f80ff R09: 00000000fbad8001
[  346.789384] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f19895206d4
[  346.796849] R13: 00000000004cabdc R14: 00000000004e40e8 R15: 0000000000000003
20:35:31 executing program 2:
r0 = socket(0x10, 0x2, 0x4)
getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r1=>0x0}, &(0x7f0000cab000)=0xc)
setfsuid(r1)
setfsuid(0xee01)
r2 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$sock_inet_SIOCGIFBRDADDR(0xffffffffffffffff, 0x8919, &(0x7f0000000000)={'bond_slave_0\x00', {0x2, 0x4e24, @loopback}})
ioctl$TIOCSETD(r2, 0x5423, &(0x7f0000000040)=0x11)
r3 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000200)='/dev/snapshot\x00', 0x44120, 0x0)
ioctl$EVIOCGVERSION(r3, 0x80044501, &(0x7f0000000740)=""/4096)
r4 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r4, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r4, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r4, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r4, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r4, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r4, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000000080), &(0x7f0000000100)=0xc)
ioctl$TCSETXF(r2, 0x5434, 0x0)

20:35:31 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB="2c77ecd56fd7fb0f55abed14b666646e6f3d", @ANYRESHEX=r1, @ANYBLOB=',\x00'])
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
getsockopt$inet_sctp_SCTP_STATUS(0xffffffffffffffff, 0x84, 0xe, &(0x7f0000000580)={<r2=>0x0, 0x10000, 0xffffff7f, 0x6, 0x2, 0x3, 0x2, 0xea, {0x0, @in={{0x2, 0x4e20, @remote}}, 0x9, 0x8, 0x7411, 0x0, 0x8000}}, &(0x7f0000000000)=0xb0)
setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(0xffffffffffffffff, 0x84, 0x23, &(0x7f0000000100)={r2, 0x8}, 0x8)
mount$9p_fd(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x400, &(0x7f0000000200)=ANY=[@ANYBLOB="7472616e733d66642c147e0000003d", @ANYRESHEX=r0, @ANYBLOB=',wfdzo=', @ANYRESHEX=r1, @ANYBLOB="2c05732c050000652c616669643d3078303030303030303030303030303030392c6163636573733d636c69656e742c616e616d653d776c616e302c6163636573733d616e792c63616368653d6d6d61702c00"])
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
sendmsg$TIPC_NL_BEARER_GET(r5, &(0x7f0000000500)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000940)={0x25c, 0x0, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@TIPC_NLA_NET={0x20, 0x7, [@TIPC_NLA_NET_ID={0x8, 0x1, 0x5}, @TIPC_NLA_NET_ID={0x8}, @TIPC_NLA_NET_NODEID_W1={0xc, 0x4, 0x7fffffff}]}, @TIPC_NLA_NODE={0x20, 0x6, [@TIPC_NLA_NODE_ADDR={0x8}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x80000000}, @TIPC_NLA_NODE_ADDR={0x8, 0x1, 0x98}, @TIPC_NLA_NODE_UP={0x4}]}, @TIPC_NLA_BEARER={0xf8, 0x1, [@TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x3}, @TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x20, 0x1, @in6={0xa, 0x4e24, 0x4, @dev={0xfe, 0x80, [], 0x12}}}, {0x14, 0x2, @in={0x2, 0x4e24, @empty}}}}, @TIPC_NLA_BEARER_UDP_OPTS={0x2c, 0x4, {{0x14, 0x1, @in={0x2, 0x4e22, @local}}, {0x14, 0x2, @in={0x2, 0x4e21, @multicast1}}}}, @TIPC_NLA_BEARER_UDP_OPTS={0x38, 0x4, {{0x20, 0x1, @in6={0xa, 0x4e23, 0xfffffffc, @dev={0xfe, 0x80, [], 0x17}, 0x9}}, {0x14, 0x2, @in={0x2, 0x4e22, @loopback}}}}, @TIPC_NLA_BEARER_PROP={0x34, 0x2, [@TIPC_NLA_PROP_PRIO={0x8}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x9}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1b}, @TIPC_NLA_PROP_MTU={0x8}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x5}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x3}]}, @TIPC_NLA_BEARER_PROP={0x14, 0x2, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x5}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x9a57}]}, @TIPC_NLA_BEARER_DOMAIN={0x8, 0x3, 0x524f}]}, @TIPC_NLA_LINK={0xa8, 0x4, [@TIPC_NLA_LINK_PROP={0x14, 0x7, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x2}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x7}]}, @TIPC_NLA_LINK_PROP={0x14, 0x7, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x14}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x14}]}, @TIPC_NLA_LINK_NAME={0xc, 0x1, 'syz1\x00'}, @TIPC_NLA_LINK_PROP={0x3c, 0x7, [@TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x8}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x20}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x1}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x8d1}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0xfff}, @TIPC_NLA_PROP_TOL={0x8, 0x2, 0x6}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x8}]}, @TIPC_NLA_LINK_NAME={0xc, 0x1, 'syz1\x00'}, @TIPC_NLA_LINK_PROP={0x14, 0x7, [@TIPC_NLA_PROP_TOL={0x8, 0x2, 0x800}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x3}]}, @TIPC_NLA_LINK_NAME={0x14, 0x1, 'broadcast-link\x00'}]}, @TIPC_NLA_BEARER={0x54, 0x1, [@TIPC_NLA_BEARER_PROP={0x34, 0x2, [@TIPC_NLA_PROP_WIN={0x8}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xfbf0}, @TIPC_NLA_PROP_PRIO={0x8, 0x1, 0x1}, @TIPC_NLA_PROP_MTU={0x8, 0x4, 0x8}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0xbb}, @TIPC_NLA_PROP_WIN={0x8, 0x3, 0x7ff}]}, @TIPC_NLA_BEARER_PROP={0xc, 0x2, [@TIPC_NLA_PROP_WIN={0x8, 0x3, 0x5}]}, @TIPC_NLA_BEARER_NAME={0x10, 0x1, @udp='udp:syz2\x00'}]}, @TIPC_NLA_NODE={0x14, 0x6, [@TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_UP={0x4}, @TIPC_NLA_NODE_UP={0x4}]}]}, 0x25c}, 0x1, 0x0, 0x0, 0x4000}, 0x4000000)
r6 = socket(0x22, 0x2, 0x23)
dup2(r3, r6)
getsockname$tipc(r6, &(0x7f0000000180)=@name, &(0x7f00000002c0)=0x10)

20:35:31 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
ioctl$sock_inet_SIOCGARP(r0, 0x8954, &(0x7f0000000000)={{0x2, 0x4e23, @broadcast}, {0x1, @random="7f507de28dec"}, 0x50, {0x2, 0x4e23, @multicast2}, 'erspan0\x00'})

20:35:31 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
rt_sigprocmask(0x3, &(0x7f0000000440)={0x9}, &(0x7f0000000480), 0x8)
ioctl$KDFONTOP_SET_DEF(r1, 0x4b72, &(0x7f0000000400)={0x2, 0x0, 0xd, 0x1e, 0x196, &(0x7f0000000000)="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"})
shutdown(r0, 0x0)

[  346.998770] 9pnet: Insufficient options for proto=fd
[  347.033159] 9pnet: Insufficient options for proto=fd
[  347.079508] delete_channel: no stack
[  347.140496] delete_channel: no stack
20:35:31 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x1)

[  347.206336] 9pnet: Insufficient options for proto=fd
[  347.236972] 9pnet: Insufficient options for proto=fd
20:35:31 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
r3 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r3, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r3, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r3, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r3, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r3, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r3, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_bt_cmtp_CMTPCONNADD(r1, 0x400443c8, &(0x7f0000000000)={r3, 0x101})
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)
r4 = socket(0x22, 0xa, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
r6 = socket$inet6_sctp(0xa, 0x5, 0x84)
getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r6, 0x84, 0x6f, &(0x7f0000013ff4)=@assoc_value, &(0x7f0000002000)=0xff0a)
r7 = socket$inet6_sctp(0xa, 0x10000000005, 0x84)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [<r8=>0x0]}, &(0x7f000095dffc)=0x8)
setsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(r6, 0x84, 0x22, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, r8}, 0x10)
setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(r5, 0x84, 0x75, &(0x7f0000000100)={r8, 0x2}, 0x8)

[  347.264031] delete_channel: no stack
[  347.271378] delete_channel: no stack
20:35:32 executing program 2:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000000)=0x4)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000080)='/dev/bsg\x00', 0x2, 0x0)
statx(r1, &(0x7f0000000100)='./file0\x00', 0x2000, 0x218, &(0x7f0000000140))
ioctl$TCSETXF(r0, 0x5434, 0x0)

20:35:32 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)=ANY=[@ANYBLOB="2a00000029010000000000000000000000000000000000000000696c653000"/42], 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:32 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:32 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket(0x22, 0x2, 0x4)
r2 = socket(0x22, 0x2, 0x23)
dup2(r1, r2)
getsockopt$IPT_SO_GET_ENTRIES(r2, 0x0, 0x41, &(0x7f0000000000)={'mangle\x00', 0x41, "6bba701190b93bff4529feeaf21f28ca1d12984053f87e42b49e0058ebe5a3d058accc51678f165ade92f452047ed734b4d8994385ac2f1f7179b392a55b0c7c8a"}, &(0x7f0000000080)=0x65)
shutdown(r0, 0x0)

[  347.491642] delete_channel: no stack
[  347.528073] delete_channel: no stack
[  347.576228] delete_channel: no stack
20:35:32 executing program 0:
socket$nl_route(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$VHOST_RESET_OWNER(r2, 0xaf02, 0x0)
r3 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
r5 = socket(0xa, 0x1, 0x0)
r6 = dup3(r4, r5, 0x0)
r7 = openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/avc/cache_stats\x00', 0x0, 0x0)
setsockopt$RXRPC_EXCLUSIVE_CONNECTION(r7, 0x110, 0x3)
ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200)
ioctl$VIDIOC_S_FREQUENCY(r6, 0x402c5639, &(0x7f0000000000)={0x175, 0x5, 0x8c})
shutdown(r3, 0x0)

[  347.678616] delete_channel: no stack
[  347.687699] delete_channel: no stack
[  347.724274] delete_channel: no stack
20:35:32 executing program 3:
syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0xde, 0xfdc0, 0x0, 0x0, &(0x7f00000012c0)={[{@fat=@nocase='nocase'}]})

20:35:32 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
getsockopt$bt_BT_CHANNEL_POLICY(0xffffffffffffffff, 0x112, 0xa, &(0x7f0000000080)=0xff, &(0x7f0000000100)=0x4)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:32 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
r0 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000004000)='/dev/dlm-monitor\x00', 0x880000, 0x0)
ioctl$DRM_IOCTL_MODE_GETRESOURCES(r0, 0xc04064a0, &(0x7f0000004140)={&(0x7f0000004040)=[0x0, 0x0, 0x0, 0x0], &(0x7f0000004080)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f00000040c0)=[0x0], &(0x7f0000004100)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x4, 0x6, 0x1, 0x6})
r1 = openat$selinux_mls(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/mls\x00', 0x0, 0x0)
ioctl$KVM_GET_IRQCHIP(r1, 0xc208ae62, &(0x7f0000000100)={0x0, 0x0, @ioapic})
socketpair(0x0, 0x800, 0x9, &(0x7f0000003440)={<r2=>0xffffffffffffffff})
setsockopt$inet_sctp_SCTP_AUTH_KEY(r2, 0x84, 0x17, &(0x7f0000003f40)={0x0, 0x1, 0x9f, "69071e605f028c6b4c0f597f3b57aadcfc08484a49b50377f759774acddb0aba5884092ebe9afa5b431292dacb0ff6af04fb59de72ac1000e519a29f092dc3b8b780b0b9e163eab22b1dd936a014f45c89d14c2549a0ca82b4b0cba79364cc4db70f9701d0069e1970271ce286e5e62e48ce0df6ca453c361cb64263ec07f749b08e801820d6114655f861af0fbb19be9b5e4d79c5cced3c28a6b6ef2a9887"}, 0xa7)
creat(0x0, 0x0)
r3 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r3, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
sendmmsg$nfc_llcp(r1, &(0x7f0000003d80)=[{&(0x7f0000000200)={0x27, 0x0, 0x0, 0x2, 0x40, 0x8, "58d1b4c7d180b7149950cc7d5df6fe6ae96517a5203217e4ca22434681ffddd0040ae9d500daa8ed654f18426707e92a6deff4a97d18ca876d0a87cfbad840", 0x3b}, 0x60, &(0x7f0000000400)=[{&(0x7f0000000040)="8abebd459ef44db71dac76196f5c4ff61cfc5e478c8b259b5901d9d38a69b619bf4f74fe634775d9790c41fa9b4b7aa2c360b19294c383", 0x37}, {&(0x7f0000000280)="faa4db16b74bc5a0a0793874ffc0043a8b74ff64717df5a48ca5dfee61d57e3d2fd4b8a00d791ac0e395ecadb8149fbb30a96733d5914c864b65957d60a75debe366f9d8bf33fb5facbdfacf1d25181c6ddd359e2e2e544957e1be5d427eb9631cffc9dcbaf973b5660063e84835a2da672432", 0x73}, {&(0x7f0000000300)="ff2009bb8fe51eaba2ceb57b392bf7d57cfccaa2fd83ae7b863d37568a3338edf026ecaf2c043a42c3aef3a73ad20c0754330b", 0x33}, {&(0x7f0000000340)="cf8aea07a1831940b4c47c33aa9ed9a2a2e9e33e2b48cf1e06b52cd53d4b39eb86d365d4157c75c2f3db94a056fdba743eab9903cde2cb1830e0ee2a6efba27fc1d52045c5479099f712081bdfc3f94e782173f5f9ea8b9c76fc9b54356c6909d8fb948579e763168502ed6d6dd2168543f5f9257bd813cf873c06dfbc439eadb20dbcc7fadaae0230aa71c1151ed82017e5270f01f630f9d745e65b2a55d9299cf934706d4b53c8bf59ce930f1e82b8ee9c1bdba5b588c51ea4399d95", 0xbd}], 0x4, 0x0, 0x0, 0x8800}, {&(0x7f0000000440)={0x27, 0x1, 0x2, 0x6, 0x3, 0x8, "7fb26b3a676619452b58ceb37750f84e320657722999cb9b497d42352f5a6089c2f0c228c6cd25570b6a306a9ab5e225b6006e37575e16f602cdb2d63358d9", 0x38}, 0x60, &(0x7f0000000640)=[{&(0x7f00000004c0)="eb92bc3b9b3754cd900f12c058f2965567a4d95550b936e5", 0x18}, {&(0x7f0000000500)="7326702a4ccca78aabaa201f6d35f6e90f556f23c8ee673d6dcbf00ec372f9a7fecc552d75bd45b94b7c1e065ff7ba4d0fc0abb30cc6643c61a2", 0x3a}, {&(0x7f0000000540)="3562c5a439652748cec3480c0f969a8543641beff9e5bf79654df990f268099d41ab9c9ba598edbe185d2ac96c2e1549610a1384f96e0c47938279f3d7a650a51afa431349c5427560136ee933a205264a3666f41c2e8064386485a606a5e36aea9d9e3d3fbc9be8eb58ade337bdc7788a2b6e63c5c6032627ecd8906d662b67a585a07ee3237c07da85b4e9be7d888bcc7c213a838b576e52799f3c90494ae88b706b567f20b291b2d081d5278f13cbe1c55519d846ebde9c9a0d4278d28ddf00c9fd02e745a1c25aa2e69d03446170b8d29c8fa7322a200a9c3175b34ba338aeeaba6543ff0efd6a9151", 0xeb}], 0x3, &(0x7f0000000680)={0xa8, 0x82, 0x5, "9b7c21eb96e1af17a96e800410d6646f510b046543b3cfa861cac890986851d4de2b1e3b77240bd8a9b9c7de6f6d85ec53953ab8a737efda0457c8f059bf4fe616785fe60c01f2674022cdd6787219537f6374a1364af30508e12213212ab02e7cb4287ae1d8b5324d58854f4aacb5089b1464c2e38499691275128852e154a4081b414a853df6d5e586df1688f46c131b"}, 0xa8, 0x80000}, {&(0x7f0000000740)={0x27, 0x0, 0x0, 0x6, 0x7, 0x8, "8faa97381c5a36a6427e06492b6f5e039eb99214eb0691abd9e5512a62c99d31c2e4f88afc4727c63423987ea0c2e7b29d5b8aa452139a694c12700548d15c", 0x34}, 0x60, &(0x7f0000001d00)=[{&(0x7f00000007c0)="5d7e552a1db622", 0x7}, {&(0x7f0000000800)="7fb356745f2b8c33acefd3466d11125a5a60909a5518a03ed96a24f9f4", 0x1d}, {&(0x7f0000000940)="3c438970421321074acc942ea09820044b3b5e93b0c68ee1b7738d1d50c29c813cd5dd56460e33acf6cdada57306870a371ae2583eb4c63a4670af1a4ed7a46a1f30c14bb4c0184469dabe75abb3a67fe03c15", 0x53}, {&(0x7f00000009c0)="bf005d881d87282ad23c52bf106aee6a2555cf7eac021d78085809609abcb835af71d6739f5eeef6410e2faec8205271e8df99f59ba4604f686500caba59ffeaaf93b9679928ba7a03441c5418fe1fcdaa75acf136622ac6a56ba4586dbd127e6bf1a845ec19389d69ac74bac4b052019fb9b9234d3f21f0d52ae0e25de551d782db5cc8f10fd77f91547211bacb0a8eccb3972d700994bf280760f886e4545ff5893694347509c8b3f9f85ea5f10a0eea3dce809d4e1afec9a3c8ef8e2ca9f0fddc6d8ecca22b0b2a7225f7329770923f3eb58b7d2f84b106b5a05c67", 0xdd}, {&(0x7f0000000ac0)="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{&(0x7f00000033c0)="feec439bfce4a2f27bd4e8434d51593c5ec45de6d8c5414eca9b6979152795d0f131f87577020443181e2cf834c546029e506dd73bf457d040593c50b3f5e3aa938e2d26b78487d1ae229837b2f47140c2ca8749eb69f69aac32c41f303c3e447e570f78800ee8927f79f8b6a2c7663207a42b78199b", 0x76}, {&(0x7f0000003440)}, {&(0x7f0000003480)="3e346287ba09f78f29ba8f4e470d981933e272ac5620a30a448c75ad6539f884cfa38a0d01", 0x25}, {&(0x7f00000034c0)="5c3813f4785c22a4d3fbf0d63c9cf33d010d78a48eb6edd2a6a6ba7d9cc60af0d4ae8959c14ee95744eccbf91793e5a139e7a8d0117ebe9b9daf914eb3789066c4821cc695a8ceccae3a66faaac162fe35e6bffd5c88bf17f7d514c3c1133f", 0x5f}], 0x5, 0x0, 0x0, 0x20008080}, {&(0x7f00000035c0)={0x27, 0x0, 0x2, 0x3, 0x1, 0x6, "9232749aa0c118b7f67495269f2802d61c5328d7a8bd814d4c1716b4f6e49dcb867aa2345d2037b249fe216c0b97e4121aff8a8a707035af0c771995f213c3", 0xd}, 0x60, &(0x7f0000003cc0)=[{&(0x7f0000003640)="c5b64fdf705dc1685e139dc26cfd9de2aa9600f085b8b009062015cf01861ed69007e285953137b17f657da415e7824facbfe0da1e74802fcd8887e9a3ffe090bffc2cea3bd55c193d501ed488bc552a3a4aabe84a0cb294683c861ff495d400a01039494f89dacc4d4220d12a70745e061163aae28b10694344dd2a9b2aa4f55394180cefcc2afb36b7e218d313d9cb0097628baed07a1a9f3db8c7768e2ec0123feaac8fafcc4b3bc7b4c70cc44ef326d5a07deffa7abce54c374d00da6af910ce23e0748fab9dfffafade71519d534baea4d29c5f5784477a2205cbe6c19b8f29aa775a9cb7c9159e19ff13b38631426e", 0xf2}, {&(0x7f0000003740)="43d778e66350b1beff4a76f12fbc88e4b482fc9a014dafad308bc8ebf97b95e20fad2f3f9908f493ad57da325e8be49a1847dd2fbda59ca1afa9b70d43fc54c658fcbefb6bcf733fc21a476edcfc1e1e9dcb8fa74d97707b2279d84662c4921c4279889256eb041f23a45c50797f0d700516aa2491f7156e3ba36d19d4f2abf6a5aa7dd691ce957e90aa6de3d5b5edb8e4beffc8a07df01f1487c69a268f08e22b691e3937c55bbd62c9c79da73d1d084b96840a73ec412137dd1718572bb5a5a742b2ed74ae5c981d420d8fc38431cca3730a22", 0xd4}, {&(0x7f0000003840)="14958338c6bf0989db1e500d9b34e0badccdda5c6b4283b9955e7297501c143e3da24b355ed5c34df2b0cde2f8fde627d7b175fb2ec5bfd98c88203621eebe09b2a6f95f9e8125578b77e7f6973bc26566a4a4", 0x53}, {&(0x7f00000038c0)="227e6cff62d506e8578a41dfc46e8e294228af2093e9128ddedc4feaaeca2318dbe167e05886486bdb04234c3933dc61f0bf6f23c355da52b7afdc17153e8e954234efdeaad79c30195802bd064ff3516904c6200e1cca3961f99c8c113474fc5988dd2d5729e35336e47d01df562cc3b0d46238148c88508920ef00a447c3c611cbdd3f45a66e570c4d18", 0x8b}, {&(0x7f0000003980)="11488f88", 0x4}, {&(0x7f00000039c0)="fec19192e0d6f6387d2752a17a3f80738ff40d45d9cc0d7c491ef26e67bcdd0cb74effd56a7eb88bd6cddeccf856061a87c57e4db3cdb699dbf3cdce3289107811d408e38bcd6b625d75498253fcbffc08a9acc5f3eb25a59bd1cf42aed407440583583cbee41ca00a2dc1629ae63615e7f0921a34b703f8f0ce935dbedec484a95029ed2270037b539739a09cc467eaa9882b8cf28fd61bf039e17db0243e593eea991d9a046dc22a6399ead573f21f5d56280164df67df01370a2b25449d0dea71a424ac05599739ad7e35031d0efd3ed96fd602a946431f7771511fe0d9", 0xdf}, {&(0x7f0000003ac0)="b2c775a697484e3328e2cf712ec8bbda20c0054268d8eaa987592d0d57c8d8fd5a5c2c71bd70dd7d9056ff8d40650490b9a6001c7a6352511afe9720e9fd4921c3a2c469767a601fd3e0264c7bdcd557cbeff57e067f25fd5de7ae24c02453bf8ada0a16977d378231ead77d20948385c14a05c2aa837bb5a0ff28fa3f72e97d58085e102e32355f56010e52471167b052ac5054", 0x94}, {&(0x7f0000003b80)="c9364a3eb93744b01bd04cf70292606333524cf21d515bd4c564682ac4bb38d9295b86924d9249e3a66f5263a405d14ab5f8bb0a3844757a2da8a2cf41fdcc61ab88f0754d5be8b799198e68088488cd8c5a889824a77314d2c82e668ccac82662efa7e424b0f7", 0x67}, {&(0x7f0000003c00)="4c25ec571067375352b900386034be70b6eac1dfcb25b024e751f23483a30d91d09c1c58a76780ebbc480cb82e640816b25ee9770c632ee6951d1f9b5c303df1b2438d2daed84faba2dbc47812e19d57a71fc649cda723cfa8425e60086525e1ecdff5234d42ec0e28c5ee6a6692abcbd8f31ea39b8f7f12b914925d1f561418a221fbfa28abce561b3ea86dce66f6c331d56b8d775128cdbdbdec5efe606685bc2b09df3d2346952fa144d4be0a2f698419ad9b6e533101", 0xb8}], 0x9, 0x0, 0x0, 0x20000054}], 0x7, 0x410)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r3, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:32 executing program 2:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
r1 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x40, 0x0)
ioctl$SNDRV_PCM_IOCTL_HWSYNC(r1, 0x4122, 0x0)
ioctl$TCSETXF(r0, 0x5434, 0x0)

20:35:32 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = dup(r0)
setsockopt$SO_VM_SOCKETS_BUFFER_SIZE(r1, 0x28, 0x0, &(0x7f0000000000)=0x1, 0x8)
shutdown(r0, 0x0)

20:35:32 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
setsockopt$SO_ATTACH_FILTER(0xffffffffffffffff, 0x1, 0x1a, &(0x7f0000000040)={0x4, &(0x7f0000000000)=[{0x609, 0x7, 0x28, 0x1}, {0x400, 0xd2, 0x6, 0x18}, {0xfffe, 0x0, 0x40, 0x4}, {0x69, 0x48, 0x73}]}, 0x10)

20:35:32 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:32 executing program 3:
syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000002d80)=ANY=[@ANYBLOB="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"])
syz_mount_image$ocfs2(&(0x7f00000012c0)='ocfs2\x00', &(0x7f00000015c0)='./file0\x00', 0x2, 0x6, &(0x7f0000002940)=[{&(0x7f0000001600)="170e14d4296ced21db11b39941668ea27d972aee7648c10c11b0e80fc5e8fae1b3a1895af672270a13f1826bfdfa62fe560f44169c4b47744638e71b4d78ebd3dc58c888fb997d79600f9edbe07d95e378f3362a31376ab0207af0e5f1b7f779f77f476b4b882ae257c8f71df9cacd51e3ead9f43dc9f34dcf7a832d4b57aab7a76d817254d1a7ce0804b0dcb4cbb22a2663399339ff70170a5f693351e9152ab89e43df03e2e9331dbb442ad00b41aa90c3a9a3b5fafc2e1e5326cac3b42e70e5", 0xc1, 0x6}, {&(0x7f0000001700)="8a73d588d4f15675beb663e4b5f13930bd774fdd5ce03c74e029ab8990f00f372c8ea3fb8cb15114f73cb5aab8697854a61322060431d2f505be6af40c185de7912b68a4160ead37ac0eb42b2c64d6b1e7e29827747bd60a5431cb32b24881bb0c", 0x61, 0x40}, {&(0x7f0000001780)="c411adbf628da02c24f7c487ee7d8ae81c7b6e1692ce4eba3c05bd05054a2021e94d1bcfc48250b241e3a4a5bcae6935726d2dca4026d583a1d2c00c7d5f4ac9815a9fd4f7710ec2355e3f141bf634a7faeb2a3c9e5f754f0cfd03174b", 0x5d, 0x1}, {&(0x7f0000001800)="53ae2d387fdf7d0d85257a148420fb1bac46000e95f1d8116d03d9dbec14100b2b4ca65c43217727d22c373b26287cfbb1c1267c8ea7ab1e8e7ac8dad213345e79559a66f8398d4673f05e95ae44dfa1ef2dc0d263c4e48652f324575ffe64689d5731188e94c34ff85511f8bd2c2f8c", 0x70, 0x5}, {&(0x7f0000001880)="8d52106cb76e037f4f125dad182d9aa302ff0020c737ada46b9b97fe854d742e00de7f7e312a1fa67b3b761411e7a682ab428ca0c92835a98c3d8b47ce5bfab48b24d1e0d184521cab437496a31e3dbd48c61c5835f513b908f09f94034b834a324839469423e9b6efd751d7be9267babaee3001d32378ccc7de0b63912d3259a212710578be973671b0e5975c6a5a75efea28957c70759797e9b3bdcc", 0x9d}, {&(0x7f0000001940)="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", 0xfffffffffffffee5, 0x2}], 0x2a73e03564e63cf9, &(0x7f0000002a00)='eth1\x18wlan0lo}ppp0\xffmime_type*\x00')
r0 = socket(0x22, 0x2, 0x4)
r1 = socket(0x22, 0x2, 0x23)
dup2(r0, r1)
connect$bt_l2cap(r0, &(0x7f0000001280)={0x1f, 0x1, {0x5, 0x7, 0x3, 0x7f, 0x0, 0x2}, 0x9, 0x3}, 0xe)
syz_mount_image$minix(&(0x7f0000000000)='minix\x00', &(0x7f0000000040)='./file0\x00', 0x33af9a3b, 0x5, &(0x7f00000014c0)=[{&(0x7f0000000100)="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", 0x1000, 0x2}, {&(0x7f0000001100)="ebb55bf6824b7971106f0da751342105e893cc0166978e32f085d0b667c98cb4104dfa0f9a23e735e6f0d5292dd2e8b3b8b636da1e43dca3528f183969f54929475036c24b9b7a8f912fbeb588c41f7e99bbbb990759d77f3a4a7aac21a5c7165dc5d4ed31fc8a62b4d3687cb4d65a7c47710cafe9a4ae4a81d6f985f2c301e148dd3386a1dd8e1a2158dd9dfc848f403ee60c22e95d16add446173b1cb46a84ef172900c053b68186b017e37440d0b0f05dfb28b1f888992b4444d54829a398f68604ab1cec77d1040a9ba93eca8882633b561658874e9469f0ea86a1f5f4172bab0924b352d76028629b", 0xeb, 0xcf}, {&(0x7f0000001200)="dbb5de95a188915f2c9ae3d2c6111788df3e49dbcdef6322ddd329b888b678c7ebbfe20e1d24d40bb23db8a5e610947317fb91f8aa9dc90203a0898f105a2d9d85a8fee65abdff3a4aa44dc07b712c003c9f9eb61ca4e8f786a3028bdd345528a0c8", 0x62, 0x5}, {&(0x7f0000001300)="ad059207dfad295e088a03a2bc80f786bbfe176c5cd694ea709579ba5e5778dfc8f9f8612d99eec1f92a0f647f7b8bb9513d42d938e959607bf41ba0f4324e893d183f982e8a81799cf9f7eb9d60e115e6bd460d3f5c4a8d4bf16627f2bec494841b4cdbff51929c98178f515fe7b65a47ff29a1b4e1ea00e1d19a41d68af96b6536772cbcfb0610eb57ff2c5095573bf245f9705a8f4c", 0x97}, {&(0x7f00000013c0)="b4db6a76aceacf9609cd761743e8d671f893c2a1635c7fe38cc298bd4d710818a2efb57e75051d50e6e1dd49c877ab34ee4ca26edbe4b84ed4652638123a1199cac2890a8676a46c7079bd4fe960323d9e1250cf0b97d8ccf60a636135d6ad0e738fee40382ad7741939acb61a1b08d1b8b2ed25d3e114c1ed3b7a887372e7c1136f0e64666b71b7d2a67c698f88854ac87cb1af9807b7329d9c7d9f7cb8e581027a849210fa35f4da0b864a5eaabb13a8bbb2fa54c891da501c344265498286dcfd1b0be12d8d4618aea539906f739bee0162bee7af3b364be299664be4d9795b294807d53b83c88efc", 0xea}], 0x10000, 0x0)
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
getsockopt$inet_sctp_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000002a40)={<r4=>0x0, @in={{0x2, 0x4e23, @broadcast}}, 0x6, 0x4, 0x4, 0x7, 0x10}, &(0x7f0000002b00)=0x98)
r5 = socket(0x22, 0x2, 0x4)
r6 = socket(0x22, 0x2, 0x23)
dup2(r5, r6)
getsockopt$inet_sctp6_SCTP_GET_ASSOC_STATS(r5, 0x84, 0x70, &(0x7f0000002b40)={<r7=>0x0, @in6={{0xa, 0x4e23, 0xfff, @rand_addr="1ee976131473afdcca7dbd27e081024e", 0xffff0000}}, [0x9, 0x8001, 0x9, 0xffffffff, 0x200, 0x9, 0x1361, 0x100000000, 0x3f, 0xf0, 0x8, 0xe78, 0x7, 0xfffffffffffffffa, 0x8]}, &(0x7f0000002c40)=0x100)
getsockopt$inet_sctp6_SCTP_STATUS(r0, 0x84, 0xe, &(0x7f0000002c80)={r4, 0x1, 0x1, 0x1, 0x9, 0x9, 0xac00, 0x607, {r7, @in6={{0xa, 0x4e24, 0x9, @mcast2, 0x881c}}, 0x1000, 0x7, 0xd8, 0x81, 0x4}}, &(0x7f0000002d40)=0xb0)

20:35:33 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)=ANY=[@ANYBLOB="2a0000002901000000000000000000000000000000000000000000000000000007002e2f66696c653000"], 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1, {0x0, {0x42}, 0x128, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x80}}, 0xa0)
r2 = openat$selinux_commit_pending_bools(0xffffffffffffff9c, &(0x7f0000000080)='/selinux/commit_pending_bools\x00', 0x1, 0x0)
ioctl$CAPI_GET_ERRCODE(r2, 0x80024321, &(0x7f0000000100))
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:33 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x20000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x400000}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0xbfd4f6d875f86672)
r0 = socket$inet(0x10, 0x2, 0x0)
socket$inet6_sctp(0xa, 0x5, 0x84)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0x0, 0x0}}], 0x1, 0x2001, 0x0)

[  348.589104] FAT-fs (loop3): Unrecognized mount option "no#xse" or missing value
[  348.595363] delete_channel: no stack
20:35:33 executing program 0:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = accept4$inet6(0xffffffffffffffff, &(0x7f0000000000), &(0x7f0000000040)=0x1c, 0x40c00)
prctl$PR_GET_THP_DISABLE(0x2a)
shutdown(r0, 0x0)

[  348.641963] delete_channel: no stack
[  348.694382] delete_channel: no stack
20:35:33 executing program 2:
r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0)
ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x11)
ioctl$KDFONTOP_GET(r1, 0x4b72, &(0x7f0000000000)={0x1, 0x1, 0x2, 0x14, 0xe8, &(0x7f0000000100)})
ioctl$TIOCSETD(r0, 0x5423, &(0x7f0000000040)=0x11)
ioctl$TCSETXF(r0, 0x5434, 0x0)

20:35:33 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000300)='/dev/ubi_ctrl\x00', 0x8c6e6b7a0882fd15, 0x0)
ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_CLIENT(r3, 0x404c534a, &(0x7f00000003c0)={0x10001, 0x40000000, 0x10000})
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
ioctl$MON_IOCH_MFLUSH(0xffffffffffffffff, 0x9208, 0xd7c)
r4 = dup3(r2, r0, 0x36696d9ffe8ec932)
openat$full(0xffffffffffffff9c, &(0x7f0000000240)='/dev/full\x00', 0x40000, 0x0)
recvfrom$llc(r4, &(0x7f0000000100)=""/25, 0x19, 0x2000, &(0x7f0000000200)={0x1a, 0x10f, 0x8, 0xb, 0x7f, 0x1, @broadcast}, 0x10)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22, 0x0, @remote}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000280)='/dev/qat_adf_ctl\x00', 0x410000, 0x0)
ioctl$FIGETBSZ(r6, 0x2, &(0x7f00000002c0))
r7 = socket(0xa, 0x1, 0x0)
r8 = dup3(r5, r7, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r8, 0x8912, 0x400200)
write$smack_current(r8, &(0x7f0000000340)=ANY=[@ANYBLOB="001e1303fa22618ec03366eb"], 0x1)
recvfrom$inet6(r1, &(0x7f0000000640)=""/167, 0xa7, 0x2, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x4}, 0x3b4)
setsockopt$sock_linger(r1, 0x1, 0xd, &(0x7f0000000000)={0x0, 0x8}, 0x8)

20:35:33 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getpid()
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:33 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1, {0x0, {}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff}}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)=ANY=[@ANYBLOB="7472e16e733d66642c72664f7212c7", @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1, @ANYBLOB=',\x00'])
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  349.272759] FAT-fs (loop3): Unrecognized mount option "no#xse" or missing value
20:35:33 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, 0x0, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  349.330353] delete_channel: no stack
20:35:34 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
fallocate(r0, 0x1, 0x7, 0xcf94)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

[  349.409213] delete_channel: no stack
[  349.420693] delete_channel: no stack
20:35:34 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
ioctl$sock_ifreq(r1, 0x8924, &(0x7f0000000000)={'caif0\x00', @ifru_names='erspan0\x00'})

20:35:34 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000200)='/dev/bsg\x00', 0xf456838ac5aa8713, 0x0)
ioctl$TIOCEXCL(r4, 0x540c)
ioctl$DRM_IOCTL_AGP_ACQUIRE(r3, 0x6430)
r5 = accept4(0xffffffffffffffff, &(0x7f0000000000)=@l2, &(0x7f0000000080)=0x80, 0xc0800)
setsockopt$inet6_MCAST_MSFILTER(r5, 0x29, 0x30, &(0x7f00000000c0)={0xffff, {{0xa, 0x4e22, 0x20, @local, 0x3}}, 0x1, 0x1, [{{0xa, 0x4e24, 0x1b9b, @rand_addr="187ea3bcde539677bdd18cdfa66b48f9", 0x5}}]}, 0x110)
shutdown(r0, 0x0)

20:35:34 executing program 3:
syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000012c0)=ANY=[])

20:35:34 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
r2 = openat$full(0xffffffffffffff9c, &(0x7f0000000080)='/dev/full\x00', 0x80, 0x0)
ioctl$VIDIOC_S_AUDOUT(r2, 0x40345632, &(0x7f0000000100)={0x1, "9f0329c818e95e6fd0c5e1fcaf629ac416c4271ee6d348aaf5f40a870cd77eb4", 0x0, 0x1})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
r3 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f00000002c0)='/selinux/checkreqprot\x00', 0x200000, 0x0)
ioctl$SNDRV_RAWMIDI_IOCTL_STATUS(r3, 0xc0385720, &(0x7f00000003c0)={0x1, {0x0, 0x1c9c380}, 0x20, 0xec10})
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
setsockopt$inet_buf(r2, 0x0, 0x0, &(0x7f0000000180)="b67eda0e83", 0x5)
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

20:35:34 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
r1 = accept4$inet(r0, &(0x7f0000000000)={0x2, 0x0, @multicast1}, &(0x7f0000000040)=0x10, 0x80000)
getsockopt$IPT_SO_GET_INFO(r1, 0x0, 0x40, &(0x7f0000000080)={'filter\x00'}, &(0x7f0000000100)=0x54)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getsockopt$IP_VS_SO_GET_SERVICE(r1, 0x0, 0x483, &(0x7f0000000200), &(0x7f0000000280)=0x68)
ioctl$FIBMAP(r2, 0x1, &(0x7f0000000140)=0x7)

[  350.016320] FAT-fs (loop3): bogus number of reserved sectors
[  350.096091] FAT-fs (loop3): Can't find a valid FAT filesystem
20:35:34 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f00000003c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1, @ANYBLOB="2c0033b5c7579f313c7c901ef8e99be5f8cddaf556314b38e4aad94077513f6ce283eb305f7e2ecddfd680d17b7b96134a2b201ab898a8a7e9b1ad87e8f8937f5979a5"])
r2 = socket(0x22, 0x2, 0x4)
r3 = socket(0x22, 0x2, 0x23)
dup2(r2, r3)
setsockopt$ax25_SO_BINDTODEVICE(r3, 0x101, 0x19, &(0x7f0000000080)=@rose={'rose', 0x0}, 0x10)
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  350.180915] FAT-fs (loop3): bogus number of reserved sectors
[  350.218272] FAT-fs (loop3): Can't find a valid FAT filesystem
20:35:34 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, 0x0}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:34 executing program 0:
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x1, 0x0)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
ioctl$SNDRV_SEQ_IOCTL_DELETE_QUEUE(r2, 0x408c5333, &(0x7f0000000000)={0x0, 0x5, 0x5, 'queue0\x00', 0xc9})
r3 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r3, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/bsg\x00', 0x4000, 0x0)

20:35:34 executing program 3:
syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000012c0)={[{@nodots='nodots'}]})

20:35:35 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000380)='./cgroup.net/syz1\x00', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
r1 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r2=>0x0}, &(0x7f0000cab000)=0xc)
chown(&(0x7f00000001c0)='./file0\x00', r2, 0x0)
r3 = socket(0x10, 0x2, 0x0)
getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, <r4=>0x0}, &(0x7f0000cab000)=0xc)
chown(&(0x7f00000001c0)='./file0\x00', r4, 0x0)
getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000180)={0x0, <r5=>0x0}, &(0x7f00000001c0)=0xc)
syz_mount_image$ntfs(&(0x7f0000000000)='ntfs\x00', &(0x7f0000000040)='./file0\x00', 0x5, 0x1, &(0x7f0000000140)=[{&(0x7f0000000100), 0x0, 0x100000001}], 0x2020, &(0x7f0000000200)={[{@errors_remount='errors=remount-ro'}, {@mft_zone_multiplier={'mft_zone_multiplier', 0x3d, 0x2}}, {@umask={'umask', 0x3d, 0x1}}, {@fmask={'fmask', 0x3d, 0xfffffffffffffe00}}, {@errors_remount='errors=remount-ro'}, {@errors_remount='errors=remount-ro'}, {@utf8='utf8'}, {@show_sys_files_yes='show_sys_files=yes'}, {@uid={'uid', 0x3d, r2}}, {@show_sys_files_no='show_sys_files=no'}], [{@fowner_eq={'fowner', 0x3d, r4}}, {@measure='measure'}, {@smackfshat={'smackfshat', 0x3d, './cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea'}}, {@rootcontext={'rootcontext', 0x3d, 'sysadm_u'}}, {@euid_gt={'euid>', r5}}, {@fsname={'fsname', 0x3d, './cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea'}}, {@smackfshat={'smackfshat'}}]})
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:35 executing program 0:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
shutdown(0xffffffffffffffff, 0x1)

[  350.583859] FAT-fs (loop3): bogus number of reserved sectors
20:35:35 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)
openat$null(0xffffffffffffff9c, &(0x7f0000000000)='-\xc9b\t4\x1avll\x00', 0x200001, 0x0)
r1 = openat$ocfs2_control(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ocfs2_control\x00', 0x4000, 0x0)
read$rfkill(r1, &(0x7f00000001c0), 0xffffffffffffff35)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$RFKILL_IOCTL_NOINPUT(r4, 0x5201)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff})
r6 = socket(0xa, 0x1, 0x0)
r7 = dup3(r5, r6, 0x0)
accept4$unix(r7, &(0x7f0000000040)=@abs, &(0x7f0000000100)=0x6e, 0x800)
ioctl$PERF_EVENT_IOC_ENABLE(r7, 0x8912, 0x400200)
ioctl$ASHMEM_PURGE_ALL_CACHES(r7, 0x770a, 0x0)
r8 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r8, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r8, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r8, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r8, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r8, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r8, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
fsetxattr$trusted_overlay_nlink(r8, &(0x7f0000000140)='trusted.overlay.nlink\x00', &(0x7f0000000180)={'U+', 0x3}, 0x28, 0x1)

[  350.662817] delete_channel: no stack
[  350.670677] FAT-fs (loop3): Can't find a valid FAT filesystem
[  350.751064] delete_channel: no stack
20:35:35 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB="2c7766646e6f3dbbc753340c0ced41625b6c80a2d44a041c72c068e9ba9e70fc10af6847130c62021f0fe1a65f2b1bc53754792a9f9a03223f4842d13094ed612b91a60ae69a49a55bf12b53d1bd832ec4826f89577ae34b34462cbbbba0cbd933150736d7acf2469851778652c15951c020457103a5ae66fd3dac1e546651fdb446ebf566fbcd533b0bb012e7ce33b8ba3c83ec948c56bfa0c5e87fcbb637c77e1df9665dd6d821d86265f6cc187362acfa6f48aa1331092af870bfc8dab024aa74199491305eed403253d0bf84e5aaa8e156090000000033", @ANYRESHEX=r1, @ANYBLOB=',\x00'])
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  350.785514] FAT-fs (loop3): bogus number of reserved sectors
[  350.834987] FAT-fs (loop3): Can't find a valid FAT filesystem
20:35:35 executing program 3:
syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000012c0)=ANY=[@ANYBLOB="742c00000000ff8f"])
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
r1 = socket(0xa, 0x800, 0x1)
setuid(0xee01)
r2 = dup3(r0, r1, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200)
write$fb(r2, &(0x7f0000000100)="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", 0xfc)
openat$selinux_avc_cache_stats(0xffffffffffffff9c, &(0x7f0000000040)='/selinux/avc/cache_stats\x00', 0x0, 0x0)

20:35:35 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
r1 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r1, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff})
r3 = socket(0xa, 0x1, 0x0)
r4 = dup3(r2, r3, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200)
ioctl$UFFDIO_UNREGISTER(r4, 0x8010aa01, &(0x7f0000000200)={&(0x7f0000ffc000/0x2000)=nil, 0x2000})
bind$inet6(r1, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r1, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r1, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r1, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r1, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000000)={{{@in6=@remote, @in6=@local}}, {{@in6=@initdev}, 0x0, @in6=@mcast2}}, &(0x7f0000000100)=0xe8)
shutdown(r0, 0x0)

[  351.039130] 9pnet: Insufficient options for proto=fd
[  351.071387] 9pnet: Insufficient options for proto=fd
20:35:35 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xa0, 0x19, 0x1}, 0xa0)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f00000004c0)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB="2c7766646e6f3de4e1b0dda36a694e668f790745c630196a1afa6a72bc7058f7aa6df416acd7bd95f636df769e97b5e2ee83936ceafe3dd279c907c6103283f77e577be0e3de1f61cd635f7ae34340a6ac9e60d6e71515a5ddeec5cc6dfc6f12239573177b411f0e1389a2c28629eabb775bb0c648a347c9f0642853e31eb025633afc1b82f97d54090db72d3505ead413682b9d39e996f63333cab2957e308a51c364111ddeb277dc3944cafe47d3678ebdb7f8e0e7dc3ba1", @ANYRESHEX=r1, @ANYBLOB=',\x00'])
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)

[  351.092029] FAT-fs (loop3): Unrecognized mount option "t" or missing value
20:35:35 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
write(r0, &(0x7f0000000100)="0f909ea3e1b81c79bfdcc3175965053e9e477ea5352e70d85590e78a97b2447a358d90bf061324627438150f121275f240d3c9e09e52a5048a5eac4d54c6b2b824f133f5322e7ef9fb6fb7cdc03dd92a9401345d6443c02158bb0dac1b494c09ce84064ac3558b4e8091cb638c7bbfcb4b886be3e48c30401a6f0d61373a51a72645a62b47ac4b48e08f1d415f6bf56647d50fc5f18f26d1ca6247e107ac09f631236bc1fa686c1736c25c6fbbced1e4edb95adf626998b536658971701edee44e0bac8845faea87f5bbd1191c1bbbfe23680226e3f43b", 0xd7)
ioctl$sock_SIOCGIFVLAN_SET_VLAN_INGRESS_PRIORITY_CMD(r0, 0x8982, &(0x7f0000000000)={0x2, 'rose0\x00', {0xfffffffd}, 0x1})

20:35:35 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, 0x0}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

[  351.207359] 9pnet: Insufficient options for proto=fd
20:35:35 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
ioctl$VHOST_GET_VRING_ENDIAN(r3, 0x4008af14, &(0x7f0000000000)={0x2, 0x100})
shutdown(r0, 0x0)

[  351.260519] 9pnet: Insufficient options for proto=fd
20:35:35 executing program 4:
pipe2$9p(&(0x7f0000000d40)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff}, 0x0)
write$P9_RUNLINKAT(r1, &(0x7f0000000040)={0xffffffffffffffca}, 0x7)
mkdir(&(0x7f0000000300)='./file0\x00', 0x0)
mount$9p_fd(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='9p\x00', 0x0, &(0x7f00000001c0)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
write$P9_RREADDIR(r1, &(0x7f0000000480)={0x2a, 0x29, 0x1, {0x0, [{{}, 0x0, 0x0, 0x7, './file0'}]}}, 0x2a)
r2 = socket$inet6_tcp(0xa, 0x1, 0x0)
r3 = openat$ttyprintk(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/ttyprintk\x00', 0x749502, 0x0)
ioctl$KDSKBENT(r3, 0x4b47, &(0x7f00000003c0)={0x6, 0x40, 0x8})
setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r2, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r2, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r2, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r2, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r2, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
getsockopt$inet6_IPV6_XFRM_POLICY(r2, 0x29, 0x23, &(0x7f00000004c0)={{{@in6=@remote, @in6=@remote, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, <r4=>0x0}}, {{@in=@loopback}}}, &(0x7f0000000100)=0xe8)
write$P9_RGETATTR(r1, &(0x7f0000000200)={0xffffffffffffff3a, 0x19, 0x1, {0x890, {0x2}, 0x0, r4, 0x0, 0x0, 0x0, 0x80, 0x0, 0x0, 0x0, 0xff, 0x0, 0x800000000000000}}, 0xffffff0b)
mount$9p_fd(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000900)='9p\x00', 0x0, &(0x7f0000000840)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r1}})
vmsplice(r0, &(0x7f0000000440)=[{&(0x7f0000000640)="ad2bb8c0df1f14bae6473b0ff3e8043d3ba2b766d05643f6e2e0b58a7941ac46e012d83c49a70362a4610b88c78ea0fff150245f1656d63a72f8ed4eca9ef7261fa79caa2a", 0x45}], 0x1, 0x0)
setxattr(&(0x7f0000000140)='./file0\x00', &(0x7f0000000380)=@known='user.syz\x00', 0x0, 0x0, 0x0)
openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dlm_plock\x00', 0x460020, 0x0)

20:35:35 executing program 3:
syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000012c0)=ANY=[@ANYBLOB="6e6f6353c9d48b1a"])

20:35:35 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x2800, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:35 executing program 0:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
shutdown(r0, 0x0)
accept$inet6(r0, &(0x7f0000000000)={0xa, 0x0, 0x0, @mcast1}, &(0x7f00000000c0)=0x1c)

[  351.408364] FAT-fs (loop3): Unrecognized mount option "nocSÉÔ‹" or missing value
[  351.454980] FAT-fs (loop3): Unrecognized mount option "nocSÉÔ‹" or missing value
20:35:36 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x4)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(0xffffffffffffffff, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = socket(0x22, 0x2, 0x4)
r4 = socket(0x22, 0x2, 0x23)
dup2(r3, r4)
getsockopt$inet_sctp_SCTP_RECVNXTINFO(r3, 0x84, 0x21, &(0x7f0000000040), &(0x7f0000000100)=0x4)
r5 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200)
ioctl$BLKIOOPT(r5, 0x1279, &(0x7f0000000000))
recvmmsg(r0, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:36 executing program 0:
sysfs$3(0x3)
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
shutdown(r0, 0x0)

20:35:36 executing program 3:
r0 = openat$selinux_checkreqprot(0xffffffffffffff9c, &(0x7f0000000000)='/selinux/checkreqprot\x00', 0x0, 0x0)
ioctl$BLKSECDISCARD(r0, 0x127d, &(0x7f0000000040)=0x5)
syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000012c0)={[{@fat=@nocase='nocase'}]})

20:35:36 executing program 0:
socket$vsock_dgram(0x28, 0x2, 0x0)
r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$SO_TIMESTAMPING(r0, 0x1, 0x25, &(0x7f0000000540)=0x1950, 0x4)
bind$inet6(r0, &(0x7f0000000080)={0xa, 0x4e22}, 0x1c)
setsockopt$inet6_MCAST_LEAVE_GROUP(r0, 0x29, 0x2d, &(0x7f0000000140)={0x390d, {{0xa, 0x4e20, 0x8000000, @rand_addr="32646b12180663ba4503937077de65ef", 0x80000000}}}, 0x88)
sendto$inet6(r0, 0x0, 0x221, 0x200408d4, &(0x7f0000000380)={0xa, 0x4e22, 0x0, @loopback}, 0x1c)
sendto$inet6(r0, &(0x7f0000000700)="c1", 0x1, 0x2000000, 0x0, 0x0)
recvfrom$inet6(r0, &(0x7f00000004c0)=""/167, 0xa7, 0x40016120, &(0x7f0000000040)={0xa, 0x4e20, 0x6, @mcast1, 0x7}, 0x1c)
shutdown(r0, 0x3)

[  351.603823] FAT-fs (loop3): bogus number of reserved sectors
[  351.614047] FAT-fs (loop3): Can't find a valid FAT filesystem
[  351.631160] delete_channel: no stack
[  351.649455] delete_channel: no stack
20:35:36 executing program 1:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000000)='/$ev\x12\x00\x00\x00ofs\x00', 0x0, 0x0)
ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, 0x0)
socket$inet6_tcp(0xa, 0x1, 0x0)
mkdir(0x0, 0x0)
creat(0x0, 0x0)
r1 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r1, &(0x7f0000000900)={0x0, 0x0, &(0x7f0000009ff0)=[{&(0x7f0000000880)="24000000520007031dfffd946fa2830081200a0009000300001d85680c1ba3a20400ff7e", 0x24}], 0x1}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
getsockname$packet(0xffffffffffffffff, 0x0, 0x0)
recvmmsg(r1, &(0x7f0000000080)=[{{0x0, 0xa000e8c, 0x0}}], 0x210, 0x0, 0x0)

20:35:36 executing program 0:
r0 = socket$vsock_dgram(0x28, 0x2, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
r2 = socket(0xa, 0x1, 0x0)
r3 = dup3(r1, r2, 0x0)
ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200)
r4 = socket(0x22, 0x2, 0x4)
r5 = socket(0x22, 0x2, 0x23)
dup2(r4, r5)
ioctl$sock_bt_hidp_HIDPGETCONNINFO(r5, 0x800448d3, &(0x7f0000000040)={{0x7, 0x0, 0x2, 0x4, 0x5}, 0x800, 0x7ff, 0x1, 0x6a, 0x0, "459bc0a02673723dd1844531b5ee534be2b4b029c8d02cc194d7fc8b97fa0286fda3c15469950774be51bb22978cfd85a4c6ce630792e13481b4e2000d8a149861baaf099c36d96359c4be0800e626883402aed2945a1ae53a435639d9070779597bb05bbd1a57d27098f8c9f815a252896cf2ca8f19c108dd41fb63346ae082"})
ioctl$VIDIOC_SUBDEV_S_FRAME_INTERVAL(r3, 0xc0305616, &(0x7f0000000000)={0x0, {0x0, 0x3}})
shutdown(r0, 0x0)

[  351.683364] FAT-fs (loop3): bogus number of reserved sectors
[  351.694126] FAT-fs (loop3): Can't find a valid FAT filesystem
[  351.807409] delete_channel: no stack
[  351.818142] delete_channel: no stack
20:35:36 executing program 5:
perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0)
openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000000c0)='./cgroup\x00\f#\x9f\xd0\x85\xac\xc4\x9b\x81-\xb3\xd7=C\xea', 0x200002, 0x0)
mkdir(0x0, 0x0)
r0 = socket$inet(0x10, 0x2, 0x0)
sendmsg(r0, &(0x7f0000000900)={0x0, 0x0, 0x0}, 0x0)
socket$nl_route(0x10, 0x3, 0x0)
recvmmsg(r0, &(0x7f0000000000), 0x3ef, 0x0, 0x0)

20:35:36 executing program 3:
syz_mount_image$msdos(&(0x7f0000000080)='msdos\x00', &(0x7f00000000c0)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f00000012c0)=ANY=[@ANYBLOB="0100010000000000"])

[  352.113159] FAT-fs (loop3): Unrecognized mount option "
" or missing value
[  352.159988] FAT-fs (loop3): Unrecognized mount option "
" or missing value
[  411.338583] delete_channel: no stack
[  571.350500] INFO: task syz-executor.4:24072 blocked for more than 140 seconds.
[  571.357916]       Not tainted 4.14.158-syzkaller #0
[  571.363289] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  571.371817] syz-executor.4  D28848 24072   6994 0x00000004
[  571.377438] Call Trace:
[  571.380014]  __schedule+0x7b8/0x1cd0
[  571.383791]  ? firmware_map_remove+0x196/0x196
[  571.388361]  schedule+0x92/0x1c0
[  571.391781]  schedule_timeout+0x93b/0xe10
[  571.395919]  ? wait_for_completion+0x274/0x420
[  571.400530]  ? find_held_lock+0x35/0x130
[  571.404582]  ? usleep_range+0x130/0x130
[  571.408532]  ? wait_for_completion+0x274/0x420
[  571.413179]  ? _raw_spin_unlock_irq+0x28/0x90
[  571.417670]  ? trace_hardirqs_on_caller+0x400/0x590
[  571.422723]  wait_for_completion+0x27c/0x420
[  571.427134]  ? wait_for_completion_interruptible+0x490/0x490
[  571.432974]  ? wake_up_q+0xf0/0xf0
[  571.436507]  ? trace_hardirqs_on_caller+0x400/0x590
[  571.441731]  flush_work+0x3eb/0x730
[  571.445358]  ? insert_work+0x320/0x320
[  571.449221]  ? flush_workqueue_prep_pwqs+0x470/0x470
[  571.454377]  ? __cancel_work_timer+0x166/0x480
[  571.458958]  __cancel_work_timer+0x2f0/0x480
[  571.463389]  ? cancel_delayed_work+0x20/0x20
[  571.467790]  ? _raw_spin_unlock_irqrestore+0x6b/0xe0
[  571.472951]  ? trace_hardirqs_on_caller+0x400/0x590
[  571.477974]  cancel_work_sync+0x18/0x20
[  571.481975]  p9_fd_close+0x2ae/0x450
[  571.485687]  p9_client_create+0x787/0x1120
[  571.489915]  ? p9_client_zc_rpc.constprop.0+0x1120/0x1120
[  571.495495]  ? __kmalloc_track_caller+0x372/0x790
[  571.501155]  ? __lockdep_init_map+0x10c/0x570
[  571.505641]  ? lockdep_init_map+0x9/0x10
[  571.509683]  ? __raw_spin_lock_init+0x2d/0x100
[  571.514318]  v9fs_session_init+0x1dc/0x1620
[  571.518638]  ? check_preemption_disabled+0x3c/0x250
[  571.523707]  ? v9fs_show_options+0x730/0x730
[  571.528109]  ? rcu_lockdep_current_cpu_online+0xf2/0x140
[  571.533614]  ? v9fs_mount+0x5e/0x870
[  571.537321]  ? rcu_read_lock_sched_held+0x110/0x130
[  571.542358]  ? kmem_cache_alloc_trace+0x623/0x790
[  571.547192]  ? free_pages+0x46/0x50
[  571.550881]  v9fs_mount+0x7d/0x870
[  571.554420]  mount_fs+0x97/0x2a1
[  571.557769]  vfs_kern_mount.part.0+0x5e/0x3d0
[  571.562295]  do_mount+0x417/0x27d0
[  571.565827]  ? copy_mount_options+0x5c/0x2f0
[  571.570290]  ? rcu_read_lock_sched_held+0x110/0x130
[  571.575299]  ? copy_mount_string+0x40/0x40
[  571.579514]  ? copy_mount_options+0x1fe/0x2f0
[  571.584050]  SyS_mount+0xab/0x120
[  571.587490]  ? copy_mnt_ns+0x8c0/0x8c0
[  571.591441]  do_syscall_64+0x1e8/0x640
[  571.595321]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  571.600201]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  571.605398] RIP: 0033:0x45a6f9
[  571.608565] RSP: 002b:00007f14e8d20c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  571.616322] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045a6f9
[  571.623650] RDX: 0000000020000900 RSI: 0000000020000000 RDI: 0000000000000000
[  571.631732] RBP: 000000000075bfc8 R08: 0000000020000840 R09: 0000000000000000
[  571.639011] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14e8d216d4
[  571.646317] R13: 00000000004c7aa2 R14: 00000000004de940 R15: 00000000ffffffff
[  571.653666] INFO: task syz-executor.4:24125 blocked for more than 140 seconds.
[  571.661102]       Not tainted 4.14.158-syzkaller #0
[  571.666104] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  571.674192] syz-executor.4  D28848 24125   6994 0x00000004
[  571.679843] Call Trace:
[  571.682498]  __schedule+0x7b8/0x1cd0
[  571.686211]  ? firmware_map_remove+0x196/0x196
[  571.690890]  schedule+0x92/0x1c0
[  571.694259]  schedule_timeout+0x93b/0xe10
[  571.698394]  ? wait_for_completion+0x274/0x420
[  571.703002]  ? find_held_lock+0x35/0x130
[  571.707055]  ? usleep_range+0x130/0x130
[  571.711070]  ? wait_for_completion+0x274/0x420
[  571.715699]  ? _raw_spin_unlock_irq+0x28/0x90
[  571.720237]  ? trace_hardirqs_on_caller+0x400/0x590
[  571.725372]  wait_for_completion+0x27c/0x420
[  571.729809]  ? wait_for_completion_interruptible+0x490/0x490
[  571.735664]  ? wake_up_q+0xf0/0xf0
[  571.739208]  ? trace_hardirqs_on_caller+0x400/0x590
[  571.744296]  flush_work+0x3eb/0x730
[  571.747961]  ? insert_work+0x320/0x320
[  571.751906]  ? flush_workqueue_prep_pwqs+0x470/0x470
[  571.757011]  ? __cancel_work_timer+0x166/0x480
[  571.762124]  __cancel_work_timer+0x2f0/0x480
[  571.766762]  ? cancel_delayed_work+0x20/0x20
[  571.771231]  ? _raw_spin_unlock_irqrestore+0x6b/0xe0
[  571.776337]  ? trace_hardirqs_on_caller+0x400/0x590
[  571.781406]  cancel_work_sync+0x18/0x20
[  571.785373]  p9_fd_close+0x2ae/0x450
[  571.789071]  p9_client_create+0x787/0x1120
[  571.793366]  ? p9_client_zc_rpc.constprop.0+0x1120/0x1120
[  571.798899]  ? __kmalloc_track_caller+0x372/0x790
[  571.803787]  ? __lockdep_init_map+0x10c/0x570
[  571.808289]  ? lockdep_init_map+0x9/0x10
[  571.812420]  ? __raw_spin_lock_init+0x2d/0x100
[  571.817007]  v9fs_session_init+0x1dc/0x1620
[  571.821397]  ? check_preemption_disabled+0x3c/0x250
[  571.826406]  ? v9fs_show_options+0x730/0x730
[  571.830883]  ? rcu_lockdep_current_cpu_online+0xf2/0x140
[  571.836327]  ? v9fs_mount+0x5e/0x870
[  571.840087]  ? rcu_read_lock_sched_held+0x110/0x130
[  571.845098]  ? kmem_cache_alloc_trace+0x623/0x790
[  571.849957]  ? free_pages+0x46/0x50
[  571.853638]  v9fs_mount+0x7d/0x870
[  571.857218]  mount_fs+0x97/0x2a1
[  571.860632]  vfs_kern_mount.part.0+0x5e/0x3d0
[  571.865168]  do_mount+0x417/0x27d0
[  571.868696]  ? copy_mount_options+0x5c/0x2f0
[  571.873176]  ? rcu_read_lock_sched_held+0x110/0x130
[  571.878185]  ? copy_mount_string+0x40/0x40
[  571.882449]  ? copy_mount_options+0x1fe/0x2f0
[  571.886939]  SyS_mount+0xab/0x120
[  571.891207]  ? copy_mnt_ns+0x8c0/0x8c0
[  571.895095]  do_syscall_64+0x1e8/0x640
[  571.898960]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[  571.903848]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  571.909046] RIP: 0033:0x45a6f9
[  571.912288] RSP: 002b:00007f14e8cdec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  571.919989] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 000000000045a6f9
[  571.927307] RDX: 0000000020000900 RSI: 0000000020000000 RDI: 0000000000000000
[  571.934619] RBP: 000000000075c118 R08: 0000000020000840 R09: 0000000000000000
[  571.941925] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f14e8cdf6d4
[  571.949181] R13: 00000000004c7aa2 R14: 00000000004de940 R15: 00000000ffffffff
[  571.956521] 
[  571.956521] Showing all locks held in the system:
[  571.962882] 1 lock held by khungtaskd/1045:
[  571.967270]  #0:  (tasklist_lock){.+.+}, at: [<ffffffff8148c8a8>] debug_show_all_locks+0x7f/0x21f
[  571.976361] 2 locks held by getty/6943:
[  571.980362]  #0:  (&tty->ldisc_sem){++++}, at: [<ffffffff866549c3>] ldsem_down_read+0x33/0x40
[  571.989042]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<ffffffff83490d76>] n_tty_read+0x1e6/0x17b0
[  571.998463] 2 locks held by getty/6944:
[  572.002456]  #0:  (&tty->ldisc_sem){++++}, at: [<ffffffff866549c3>] ldsem_down_read+0x33/0x40
[  572.011190]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<ffffffff83490d76>] n_tty_read+0x1e6/0x17b0
[  572.020517] 2 locks held by getty/6945:
[  572.024478]  #0:  (&tty->ldisc_sem){++++}, at: [<ffffffff866549c3>] ldsem_down_read+0x33/0x40
[  572.033210]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<ffffffff83490d76>] n_tty_read+0x1e6/0x17b0
[  572.042542] 2 locks held by getty/6946:
[  572.046501]  #0:  (&tty->ldisc_sem){++++}, at: [<ffffffff866549c3>] ldsem_down_read+0x33/0x40
[  572.055248]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<ffffffff83490d76>] n_tty_read+0x1e6/0x17b0
[  572.064591] 2 locks held by getty/6947:
[  572.068551]  #0:  (&tty->ldisc_sem){++++}, at: [<ffffffff866549c3>] ldsem_down_read+0x33/0x40
[  572.077412]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<ffffffff83490d76>] n_tty_read+0x1e6/0x17b0
[  572.086801] 2 locks held by getty/6948:
[  572.090834]  #0:  (&tty->ldisc_sem){++++}, at: [<ffffffff866549c3>] ldsem_down_read+0x33/0x40
[  572.099505]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<ffffffff83490d76>] n_tty_read+0x1e6/0x17b0
[  572.108822] 2 locks held by getty/6949:
[  572.112828]  #0:  (&tty->ldisc_sem){++++}, at: [<ffffffff866549c3>] ldsem_down_read+0x33/0x40
[  572.121538]  #1:  (&ldata->atomic_read_lock){+.+.}, at: [<ffffffff83490d76>] n_tty_read+0x1e6/0x17b0
[  572.130893] 2 locks held by kworker/1:3/7000:
[  572.135364]  #0:  ("events"){+.+.}, at: [<ffffffff813d581e>] process_one_work+0x76e/0x1600
[  572.143798]  #1:  ((&m->wq)){+.+.}, at: [<ffffffff813d585b>] process_one_work+0x7ab/0x1600
[  572.152270] 2 locks held by kworker/0:5/7056:
[  572.156750]  #0:  ("events"){+.+.}, at: [<ffffffff813d581e>] process_one_work+0x76e/0x1600
[  572.165186]  #1:  ((&m->wq)){+.+.}, at: [<ffffffff813d585b>] process_one_work+0x7ab/0x1600
[  572.173660] 
[  572.175268] =============================================
[  572.175268] 
[  572.183133] NMI backtrace for cpu 1
[  572.186778] CPU: 1 PID: 1045 Comm: khungtaskd Not tainted 4.14.158-syzkaller #0
[  572.194200] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  572.203543] Call Trace:
[  572.206113]  dump_stack+0x142/0x197
[  572.209720]  nmi_cpu_backtrace.cold+0x57/0x94
[  572.214202]  ? irq_force_complete_move.cold+0x7d/0x7d
[  572.219379]  nmi_trigger_cpumask_backtrace+0x141/0x189
[  572.224636]  arch_trigger_cpumask_backtrace+0x14/0x20
[  572.229886]  watchdog+0x5e7/0xb90
[  572.233326]  kthread+0x319/0x430
[  572.236685]  ? hungtask_pm_notify+0x50/0x50
[  572.240985]  ? kthread_create_on_node+0xd0/0xd0
[  572.245636]  ret_from_fork+0x24/0x30
[  572.249619] Sending NMI from CPU 1 to CPUs 0:
[  572.254413] NMI backtrace for cpu 0
[  572.254417] CPU: 0 PID: 29 Comm: kworker/u4:2 Not tainted 4.14.158-syzkaller #0
[  572.254421] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  572.254423] Workqueue: bat_events batadv_nc_worker
[  572.254428] task: ffff8880a9f52080 task.stack: ffff8880a9f58000
[  572.254431] RIP: 0010:lock_release+0x558/0x940
[  572.254433] RSP: 0018:ffff8880a9f5fc48 EFLAGS: 00000802
[  572.254438] RAX: dffffc0000000000 RBX: 1ffff110153ebf8f RCX: 1ffff110153ea51e
[  572.254441] RDX: 1ffff110153ea51f RSI: 0000000000000003 RDI: ffff8880a9f52080
[  572.254444] RBP: ffff8880a9f5fce0 R08: ffff8880a9f52080 R09: 0000000000000003
[  572.254447] R10: 0000000000000000 R11: ffff8880a9f52080 R12: 8e07d2fb2f8e653d
[  572.254450] R13: ffffffff864c970d R14: 0000000000000003 R15: ffff8880a9f5fcb8
[  572.254453] FS:  0000000000000000(0000) GS:ffff8880aec00000(0000) knlGS:0000000000000000
[  572.254456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  572.254459] CR2: 00007f91b09a0140 CR3: 0000000088340000 CR4: 00000000001406f0
[  572.254462] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  572.254465] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  572.254466] Call Trace:
[  572.254469]  ? lock_downgrade+0x740/0x740
[  572.254471]  batadv_nc_worker+0x1d8/0x6d0
[  572.254474]  process_one_work+0x863/0x1600
[  572.254476]  ? pwq_dec_nr_in_flight+0x2e0/0x2e0
[  572.254478]  worker_thread+0x5d9/0x1050
[  572.254480]  kthread+0x319/0x430
[  572.254482]  ? process_one_work+0x1600/0x1600
[  572.254484]  ? kthread_create_on_node+0xd0/0xd0
[  572.254486]  ret_from_fork+0x24/0x30
[  572.254487] Code: 75 b8 65 ff 0d 7a 4f b9 7e 0f 85 10 fc ff ff e8 23 a4 b7 ff e9 06 fc ff ff 48 b8 00 00 00 00 00 fc ff df 48 8b 55 90 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e 84 03 00 00 41 83 e9 01 45 
[  572.255235] Kernel panic - not syncing: hung_task: blocked tasks
[  572.432892] CPU: 1 PID: 1045 Comm: khungtaskd Not tainted 4.14.158-syzkaller #0
[  572.440314] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[  572.449650] Call Trace:
[  572.452220]  dump_stack+0x142/0x197
[  572.455885]  panic+0x1f9/0x42d
[  572.459067]  ? add_taint.cold+0x16/0x16
[  572.463018]  ? ___preempt_schedule+0x16/0x18
[  572.467417]  watchdog+0x5f8/0xb90
[  572.470853]  kthread+0x319/0x430
[  572.474207]  ? hungtask_pm_notify+0x50/0x50
[  572.478513]  ? kthread_create_on_node+0xd0/0xd0
[  572.483172]  ret_from_fork+0x24/0x30
[  572.488379] Kernel Offset: disabled
[  572.492009] Rebooting in 86400 seconds..