, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0x0, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da", 0x2) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:15 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r4, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 7: socket$alg(0x26, 0x5, 0x0) clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0x0, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r4, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r4, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da", 0x2) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:15 executing program 7: syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 3: socket$alg(0x26, 0x5, 0x0) clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0x0, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r4, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r4, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 7: syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:15 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:16 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:16 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f", 0x3) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:16 executing program 7: syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:16 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r4, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:16 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:16 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:16 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:16 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:16 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:16 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x0, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x0, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:17 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f", 0x3) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:18 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x0, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:18 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:18 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:18 executing program 2: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f", 0x3) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:18 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:18 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x0, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:18 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x0, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:18 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:18 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:19 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x0, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:19 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:19 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:19 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x0, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:19 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f", 0x3) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:19 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:19 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:19 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:19 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:19 executing program 2: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f", 0x3) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:19 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f", 0x3) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:19 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x0, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0x0, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 2: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f", 0x3) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:20 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) getpid() sched_setscheduler(0x0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:20 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x0, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x0, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0x0, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:20 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[], &(0x7f0000000000)) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0x0, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) 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_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[], &(0x7f0000000000)) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() sched_setscheduler(0x0, 0x5, &(0x7f0000000000)) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:21 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) getpid() sched_setscheduler(0x0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:22 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() sched_setscheduler(0x0, 0x5, &(0x7f0000000000)) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[], &(0x7f0000000000)) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r4, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) getpid() sched_setscheduler(0x0, 0x5, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r0, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:22 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() sched_setscheduler(0x0, 0x5, &(0x7f0000000000)) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() sched_setscheduler(0x0, 0x5, &(0x7f0000000000)) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:22 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) 16:10:22 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r4, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:22 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:23 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:23 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:23 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:23 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) 16:10:24 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:24 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:25 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:25 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) 16:10:25 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:25 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:25 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:25 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) 16:10:27 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:27 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:27 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:27 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:27 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:28 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:30 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:30 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:30 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) io_setup(0x100000001, &(0x7f0000000200)) 16:10:30 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:30 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:30 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:30 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:31 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:33 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:33 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:33 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:33 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:33 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:33 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:34 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff00000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:36 executing program 3: clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000040), 0xffffffffffffffff) r0 = socket$inet6(0xa, 0x1, 0x0) r1 = getpid() sched_setscheduler(r1, 0x5, &(0x7f0000000140)) setsockopt$inet6_tcp_int(r0, 0x6, 0x4, &(0x7f0000000100), 0x4) getpid() sched_setscheduler(0x0, 0x0, &(0x7f0000000200)) ioctl$TCFLSH(0xffffffffffffffff, 0x5414, 0x0) 16:10:36 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:10:36 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:36 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32=r5, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:37 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:37 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:37 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:39 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:40 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:40 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[], &(0x7f0000000080)) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:40 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x0, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:40 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:41 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:10:41 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:42 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:42 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:43 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:44 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[], &(0x7f0000000080)) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:44 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:44 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:44 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:10:45 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) 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_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:45 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x0, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:48 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:10:48 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:48 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:48 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:48 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) 16:10:49 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:49 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x0, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:50 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:53 executing program 5: pipe(&(0x7f00000003c0)={0xffffffffffffffff, 0xffffffffffffffff}) mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0xffffffffffffffff, 0x31, 0xffffffffffffffff, 0x0) write(r1, &(0x7f00000001c0), 0xfffffef3) read(r0, &(0x7f0000000200)=""/250, 0x50c7e3e3) openat$full(0xffffffffffffff9c, &(0x7f0000000000)='/dev/full\x00', 0x0, 0x0) pread64(0xffffffffffffffff, &(0x7f0000002640)=""/207, 0xfffffede, 0x0) 16:10:53 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:10:54 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:55 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') 16:10:56 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:56 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:57 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(0xffffffffffffffff, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:10:57 executing program 5: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/net/pfkey\x00', 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$pfkey(0xffffffffffffff9c, &(0x7f00000005c0)='/proc/self/net/pfkey\x00', 0x0, 0x0) dup2(r2, r0) 16:10:58 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) 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_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:10:58 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:10:58 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') 16:10:58 executing program 5: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000340)='/dev/uinput\x00', 0x2, 0x0) write$binfmt_elf32(r0, &(0x7f0000000680)=ANY=[], 0x0) 16:10:59 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:01 executing program 5: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r1 = getpid() sched_setscheduler(r1, 0x5, &(0x7f0000000140)) getsockopt$SO_COOKIE(r0, 0x1, 0x3b, &(0x7f0000000080), &(0x7f0000000000)=0xfffffffffffffea7) 16:11:02 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:03 executing program 2: r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:11:03 executing program 5: semctl$GETVAL(0x0, 0x0, 0xc, &(0x7f0000000040)=""/23) 16:11:04 executing program 5: openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='io.stat\x00', 0x0, 0x0) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f00000003c0)='./cgroup\x00', 0x200002, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000680)='./bus\x00', 0x0) ftruncate(r1, 0x210009) write$FUSE_INIT(0xffffffffffffffff, &(0x7f00000000c0)={0x50, 0x0, 0x2, {0x7, 0x1b, 0x0, 0x0, 0x4}}, 0x50) r2 = open(&(0x7f0000001840)='./bus\x00', 0x0, 0x0) sendfile(r1, r2, &(0x7f0000d83ff8), 0x8000fffffffe) lseek(r1, 0x0, 0x4) socket(0x0, 0x0, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x0) socket$packet(0x11, 0x2, 0x300) ioctl$LOOP_SET_FD(r2, 0x4c00, r0) 16:11:04 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:04 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') 16:11:05 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:05 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:08 executing program 2: r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:11:08 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:11:08 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:08 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:11:08 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:10 executing program 2: r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:11:10 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:10 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0x0, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:10 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:10 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:11:10 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:10 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:13 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) 16:11:14 executing program 2: perf_event_open(&(0x7f0000000200)={0x0, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:11:14 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:14 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:16 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0x0, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:17 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:17 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:11:17 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:19 executing program 2: perf_event_open(&(0x7f0000000200)={0x0, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:11:19 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) 16:11:21 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:21 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0x0, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:22 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:23 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:26 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:11:26 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) 16:11:26 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:26 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x0, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:28 executing program 2: perf_event_open(&(0x7f0000000200)={0x0, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:11:30 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:32 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:11:32 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:32 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) 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_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:34 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:35 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:11:35 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x0, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:36 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:11:38 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:11:38 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:11:38 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:39 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:11:40 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x0, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:43 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:45 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:11:45 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:46 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:11:48 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:11:52 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffff7ffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:11:53 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:11:53 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:11:53 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:11:53 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:00 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:12:00 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:00 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) 16:12:00 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a0"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:01 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:01 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:01 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:01 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:12:07 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) 16:12:07 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:12:08 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:11 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:11 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:12:12 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x0, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:12:14 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:14 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d0"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:17 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) 16:12:17 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:12:17 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:21 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0x0) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:12:21 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0x0, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:22 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:23 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:26 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:28 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:28 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:12:30 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:30 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:12:31 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:32 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0x0, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:32 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:34 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:12:35 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:35 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:36 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:12:39 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:12:40 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0x0, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:43 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:43 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:44 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:12:45 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:46 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:46 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:47 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(0xffffffffffffffff, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x3a8}}, 0x0) 16:12:47 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:49 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:12:54 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:12:56 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:57 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:12:58 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:12:59 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d0"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:13:07 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:13:07 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:13:07 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x0, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:13:07 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:13:08 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:13:09 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) setpgid(0x0, 0x0) 16:13:15 executing program 2: perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x3e6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) fsetxattr(0xffffffffffffffff, &(0x7f0000000280)=@known='user.syz\x00', &(0x7f00000002c0)='\x00', 0x398, 0x0) r0 = semget(0x2, 0x0, 0x0) semctl$GETVAL(r0, 0x0, 0xc, &(0x7f0000000100)=""/171) 16:13:16 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:13:17 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d0"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:13:17 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:13:17 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x0, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:13:21 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:13:21 executing program 2: perf_event_open(&(0x7f000001d000)={0x5, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @perf_bp={&(0x7f0000000000), 0x1}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) 16:13:21 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x0, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:13:22 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:13:23 executing program 2: 16:13:26 executing program 2: 16:13:31 executing program 2: 16:13:36 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:13:36 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) getpid() r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:13:36 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:13:36 executing program 2: r0 = openat$uinput(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/uinput\x00', 0x200000000000805, 0x0) getpgid(0x0) write$uinput_user_dev(r0, &(0x7f0000000400)={'syz1\x00'}, 0x45c) ioctl$UI_SET_EVBIT(r0, 0x40045564, 0x0) ioctl$UI_SET_RELBIT(r0, 0x40045566, 0x8) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$UI_SET_EVBIT(r0, 0x40045564, 0x1) ioctl$UI_DEV_SETUP(r0, 0x5501, &(0x7f0000000300)={{}, 'syz0\x00'}) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_mount_image$ntfs(&(0x7f0000000000)='ntfs\x00', &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000001600), 0x0, &(0x7f0000001780)) syz_read_part_table(0x3, 0x1, &(0x7f0000000400)=[{&(0x7f0000000340), 0x0, 0x6}]) 16:13:36 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d0"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:13:39 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) getpid() r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:13:39 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x0, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:13:47 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:13:48 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:13:48 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:13:48 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x0, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:13:49 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:14:03 executing program 2: syz_open_dev$mouse(&(0x7f00000000c0)='/dev/input/mouse#\x00', 0x0, 0x0) clone(0x802102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000080), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000200)) bpf$MAP_CREATE(0x0, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x6, 0xffffffffffffff9c, 0x8}, 0x2c) sched_setscheduler(0x0, 0x0, &(0x7f0000000200)) 16:14:08 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:14:19 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:14:20 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:14:21 executing program 2: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ptmx\x00', 0x0, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000080), 0xffffffffffffffff) r2 = getpid() sched_setscheduler(r2, 0x5, &(0x7f0000000200)) ioctl$TCFLSH(r1, 0x5409, 0x0) 16:14:22 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:14:34 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x0, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:14:36 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:14:36 executing program 3: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:14:36 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:14:36 executing program 2: sched_setscheduler(0x0, 0x0, &(0x7f00000000c0)) keyctl$read(0x12, 0xfffffffffffffffd, &(0x7f0000000140)=""/4, 0xfffffcec) r0 = syz_open_dev$adsp(&(0x7f0000000040)='/dev/adsp#\x00', 0x1, 0x0) ptrace$setopts(0xffffffffffffffff, 0x0, 0x0, 0x0) poll(&(0x7f00000001c0)=[{r0}], 0x1, 0x0) 16:14:52 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:14:54 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:14:55 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:15:00 executing program 2: setrlimit(0x400000000000002, &(0x7f0000000000)={0x0, 0x400000000002}) r0 = creat(&(0x7f0000000340)='./bus\x00', 0x0) r1 = perf_event_open(&(0x7f0000c86f88)={0x2, 0x70, 0xfffffffffffffffb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) mmap(&(0x7f00001bf000/0x3000)=nil, 0x3000, 0x0, 0x11, r1, 0x0) io_setup(0x7, &(0x7f00000005c0)=0x0) io_submit(r2, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) creat(&(0x7f00000001c0)='./bus\x00', 0x0) 16:15:05 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:15:06 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:15:08 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x0) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:15:13 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:15:14 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:15:14 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:15:19 executing program 3: syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:15:24 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:15:25 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:15:25 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:15:25 executing program 3: syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:15:25 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:15:40 executing program 3: syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:15:50 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x0) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:16:01 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:16:01 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:16:02 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:16:04 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:16:06 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:16:09 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:16:24 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:16:27 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:16:27 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x0) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:16:28 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x0, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:16:34 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:16:38 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:16:40 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:16:40 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r4 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r4, 0x40045731, &(0x7f0000000140)) preadv(r4, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:16:47 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:16:54 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:17:00 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:17:02 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x0, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:17:06 executing program 2: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:17:10 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) 16:17:12 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:17:15 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) [ 1776.079826] kworker/dying (22740) used greatest stack depth: 3848 bytes left 16:17:23 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x0) 16:17:23 executing program 2: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:17:23 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:17:25 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x0, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:17:27 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:17:28 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x0) 16:17:28 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:17:29 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:17:36 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x0) 16:17:37 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:17:47 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:17:50 executing program 2: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:17:58 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:00 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:01 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:03 executing program 3: r0 = socket$inet6(0xa, 0x3, 0xff) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @dev, 0x9}, 0x1c) sendmsg$key(r0, &(0x7f00000001c0)={0x20480, 0x0, &(0x7f0000000180)={&(0x7f0000000040)={0x2, 0x0, 0x0, 0x0, 0x2, 0x2c}, 0x7ffff000}}, 0x0) 16:18:04 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:06 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:13 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:14 executing program 3: r0 = socket(0x2000000011, 0x2, 0x0) sendto$inet6(r0, &(0x7f0000000180)="957a88ca", 0x4, 0x0, &(0x7f0000000000)={0xa, 0x20008100, 0x4}, 0x1c) 16:18:15 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:16 executing program 2: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:18 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:18 executing program 3: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ptmx\x00', 0x0, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000080), 0xffffffffffffffff) r2 = getpid() sched_setscheduler(r2, 0x5, &(0x7f0000000200)) ioctl$TCFLSH(r1, 0x5441, 0x0) 16:18:18 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:18 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:18 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0x0, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:18 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:18 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400), &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:18 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0x0, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:19 executing program 2: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) r1 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000180)='/dev/ptmx\x00', 0x0, 0x0) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000080), 0xffffffffffffffff) r2 = getpid() sched_setscheduler(r2, 0x5, &(0x7f0000000200)) ioctl$TCFLSH(r1, 0x5437, 0x0) 16:18:19 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:19 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:19 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:22 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:22 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:23 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:24 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:24 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:24 executing program 3: socket$key(0xf, 0x3, 0x2) socket$inet_dccp(0x2, 0x6, 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x8, 0x400000) r1 = getpgrp(0x0) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f00000003c0)=ANY=[@ANYBLOB="e0000001ac1414aa00000000070000007f0004010000d6801d0fe03c85c7141ae0000001e0000002ac141417637d250f17c3adbedfc51cbfe10a810abf791acceb0be2731aebdd79d7197479667a006a112d850ad04c50e551bc630ec173b71188ad9e82253992091e7fba32c142c174f5f8f55658082b372cb48d884016a7197ec1b55bc36b261febe7fd32d72526a22aba12752216b2c1bb76c82f"], 0x1) perf_event_open(&(0x7f0000000140)={0x7, 0x70, 0xfffffffffffff001, 0x5a11, 0x5, 0x7f, 0x0, 0x9, 0x4, 0x8, 0x4a9e, 0x4, 0xe668, 0x7, 0x5, 0x2, 0x40, 0x7f, 0x9, 0x2, 0x8, 0x7ff, 0x8, 0x2, 0x6, 0xffffffffffffffcc, 0x0, 0x4, 0x80000000, 0x7f, 0x8, 0x2, 0x0, 0x20, 0x5, 0xffff, 0x3, 0xe9aa, 0x0, 0x6, 0x0, @perf_bp={&(0x7f0000000100), 0x5}, 0x10, 0x2, 0x20, 0x2, 0x5, 0x9, 0x8001}, r1, 0xb, 0xffffffffffffffff, 0x0) write$P9_RGETLOCK(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB='\v\x00vmnet\a=Bgm5'], 0xd) r2 = socket$inet6_udp(0xa, 0x2, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000980)=ANY=[@ANYBLOB="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"], &(0x7f00000002c0)=0x1) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f00000004c0)={{{@in6=@remote, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@mcast2}}, &(0x7f0000000300)=0xffffffffffffffe3) ioctl$sock_inet6_SIOCDIFADDR(r2, 0x8936, &(0x7f0000000280)={@loopback, 0x2c, r3}) setsockopt$inet6_int(r2, 0x29, 0xfb, &(0x7f00000001c0)=0x8, 0x4) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev, 0x2}, 0x1c) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000940)={'team_slave_1\x00', r3}) ioctl$sock_inet6_SIOCSIFADDR(r2, 0x8936, &(0x7f00000000c0)={@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}, 0x75, r5}) clock_nanosleep(0x6, 0x1, &(0x7f0000000340)={0x0, 0x1c9c380}, &(0x7f0000000380)) r6 = socket$l2tp(0x18, 0x1, 0x1) semget(0x0, 0x3, 0x30) ioctl$LOOP_CTL_GET_FREE(r6, 0x4c82) ioctl$sock_inet6_SIOCADDRT(r2, 0x890c, &(0x7f0000000100)={@local={0xfe, 0x80, [0x3f000000]}, @empty, @loopback, 0x3, 0x0, 0x1f, 0x0, 0x100000000, 0x0, r5}) r7 = semget$private(0x0, 0x9, 0x5) stat(&(0x7f0000000040)='./file0\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000640)) fstat(r2, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) semctl$IPC_SET(r7, 0x0, 0x1, &(0x7f0000000840)={{0x3ff, r4, r8, r4, r9, 0x40, 0x34c5}, 0x6, 0x9, 0xfff}) ioctl$sock_inet6_udp_SIOCOUTQ(r2, 0x5411, &(0x7f0000000180)) semget$private(0x0, 0x3, 0x400) r10 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x509000, 0x0) ioctl$SCSI_IOCTL_GET_IDLUN(r10, 0x5382, &(0x7f0000000480)) 16:18:24 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0x0, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:28 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:28 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x0, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:28 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:28 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:34 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r2}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r3 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r3, 0x40045731, &(0x7f0000000140)) preadv(r3, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:43 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(0xffffffffffffffff, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:43 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:18:44 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:18:59 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x0, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:19:14 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:19:15 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x0, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:19:24 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:19:30 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:19:36 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[], &(0x7f0000000000)) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:19:41 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x0, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:19:42 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:19:45 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x0, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:19:46 executing program 3: socket$key(0xf, 0x3, 0x2) socket$inet_dccp(0x2, 0x6, 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x8, 0x400000) r1 = getpgrp(0x0) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f00000003c0)=ANY=[@ANYBLOB="e0000001ac1414aa00000000070000007f0004010000d6801d0fe03c85c7141ae0000001e0000002ac141417637d250f17c3adbedfc51cbfe10a810abf791acceb0be2731aebdd79d7197479667a006a112d850ad04c50e551bc630ec173b71188ad9e82253992091e7fba32c142c174f5f8f55658082b372cb48d884016a7197ec1b55bc36b261febe7fd32d72526a22aba12752216b2c1bb76c82f"], 0x1) perf_event_open(&(0x7f0000000140)={0x7, 0x70, 0xfffffffffffff001, 0x5a11, 0x5, 0x7f, 0x0, 0x9, 0x4, 0x8, 0x4a9e, 0x4, 0xe668, 0x7, 0x5, 0x2, 0x40, 0x7f, 0x9, 0x2, 0x8, 0x7ff, 0x8, 0x2, 0x6, 0xffffffffffffffcc, 0x0, 0x4, 0x80000000, 0x7f, 0x8, 0x2, 0x0, 0x20, 0x5, 0xffff, 0x3, 0xe9aa, 0x0, 0x6, 0x0, @perf_bp={&(0x7f0000000100), 0x5}, 0x10, 0x2, 0x20, 0x2, 0x5, 0x9, 0x8001}, r1, 0xb, 0xffffffffffffffff, 0x0) write$P9_RGETLOCK(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB='\v\x00vmnet\a=Bgm5'], 0xd) r2 = socket$inet6_udp(0xa, 0x2, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000980)=ANY=[@ANYBLOB="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"], &(0x7f00000002c0)=0x1) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f00000004c0)={{{@in6=@remote, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@mcast2}}, &(0x7f0000000300)=0xffffffffffffffe3) ioctl$sock_inet6_SIOCDIFADDR(r2, 0x8936, &(0x7f0000000280)={@loopback, 0x2c, r3}) setsockopt$inet6_int(r2, 0x29, 0xfb, &(0x7f00000001c0)=0x8, 0x4) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev, 0x2}, 0x1c) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000940)={'team_slave_1\x00', r3}) ioctl$sock_inet6_SIOCSIFADDR(r2, 0x8936, &(0x7f00000000c0)={@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}, 0x75, r5}) clock_nanosleep(0x6, 0x1, &(0x7f0000000340)={0x0, 0x1c9c380}, &(0x7f0000000380)) r6 = socket$l2tp(0x18, 0x1, 0x1) semget(0x0, 0x3, 0x30) ioctl$LOOP_CTL_GET_FREE(r6, 0x4c82) ioctl$sock_inet6_SIOCADDRT(r2, 0x890c, &(0x7f0000000100)={@local={0xfe, 0x80, [0x3f000000]}, @empty, @loopback, 0x3, 0x0, 0x1f, 0x0, 0x100000000, 0x0, r5}) r7 = semget$private(0x0, 0x9, 0x5) stat(&(0x7f0000000040)='./file0\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000640)) fstat(r2, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) semctl$IPC_SET(r7, 0x0, 0x1, &(0x7f0000000840)={{0x3ff, r4, r8, r4, r9, 0x40, 0x34c5}, 0x6, 0x9, 0xfff}) ioctl$sock_inet6_udp_SIOCOUTQ(r2, 0x5411, &(0x7f0000000180)) semget$private(0x0, 0x3, 0x400) r10 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x509000, 0x0) ioctl$SCSI_IOCTL_GET_IDLUN(r10, 0x5382, &(0x7f0000000480)) 16:20:04 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:20:04 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:12 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[], &(0x7f0000000000)) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:12 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:20:13 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x0, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:13 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:20 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:20:21 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:41 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:48 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:48 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:20:48 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r1, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:20:48 executing program 3: socket$key(0xf, 0x3, 0x2) socket$inet_dccp(0x2, 0x6, 0x0) r0 = syz_open_dev$sndpcmc(&(0x7f0000000080)='/dev/snd/pcmC#D#c\x00', 0x8, 0x400000) r1 = getpgrp(0x0) setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f00000003c0)=ANY=[@ANYBLOB="e0000001ac1414aa00000000070000007f0004010000d6801d0fe03c85c7141ae0000001e0000002ac141417637d250f17c3adbedfc51cbfe10a810abf791acceb0be2731aebdd79d7197479667a006a112d850ad04c50e551bc630ec173b71188ad9e82253992091e7fba32c142c174f5f8f55658082b372cb48d884016a7197ec1b55bc36b261febe7fd32d72526a22aba12752216b2c1bb76c82f"], 0x1) perf_event_open(&(0x7f0000000140)={0x7, 0x70, 0xfffffffffffff001, 0x5a11, 0x5, 0x7f, 0x0, 0x9, 0x4, 0x8, 0x4a9e, 0x4, 0xe668, 0x7, 0x5, 0x2, 0x40, 0x7f, 0x9, 0x2, 0x8, 0x7ff, 0x8, 0x2, 0x6, 0xffffffffffffffcc, 0x0, 0x4, 0x80000000, 0x7f, 0x8, 0x2, 0x0, 0x20, 0x5, 0xffff, 0x3, 0xe9aa, 0x0, 0x6, 0x0, @perf_bp={&(0x7f0000000100), 0x5}, 0x10, 0x2, 0x20, 0x2, 0x5, 0x9, 0x8001}, r1, 0xb, 0xffffffffffffffff, 0x0) write$P9_RGETLOCK(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB='\v\x00vmnet\a=Bgm5'], 0xd) r2 = socket$inet6_udp(0xa, 0x2, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, &(0x7f0000000980)=ANY=[@ANYBLOB="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"], &(0x7f00000002c0)=0x1) getsockopt$inet6_IPV6_IPSEC_POLICY(r2, 0x29, 0x22, &(0x7f00000004c0)={{{@in6=@remote, @in=@multicast1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@mcast2}}, &(0x7f0000000300)=0xffffffffffffffe3) ioctl$sock_inet6_SIOCDIFADDR(r2, 0x8936, &(0x7f0000000280)={@loopback, 0x2c, r3}) setsockopt$inet6_int(r2, 0x29, 0xfb, &(0x7f00000001c0)=0x8, 0x4) connect$inet6(r2, &(0x7f0000000000)={0xa, 0x0, 0x0, @dev, 0x2}, 0x1c) ioctl$sock_SIOCGIFINDEX(r2, 0x8933, &(0x7f0000000940)={'team_slave_1\x00', r3}) ioctl$sock_inet6_SIOCSIFADDR(r2, 0x8936, &(0x7f00000000c0)={@remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2]}, 0x75, r5}) clock_nanosleep(0x6, 0x1, &(0x7f0000000340)={0x0, 0x1c9c380}, &(0x7f0000000380)) r6 = socket$l2tp(0x18, 0x1, 0x1) semget(0x0, 0x3, 0x30) ioctl$LOOP_CTL_GET_FREE(r6, 0x4c82) ioctl$sock_inet6_SIOCADDRT(r2, 0x890c, &(0x7f0000000100)={@local={0xfe, 0x80, [0x3f000000]}, @empty, @loopback, 0x3, 0x0, 0x1f, 0x0, 0x100000000, 0x0, r5}) r7 = semget$private(0x0, 0x9, 0x5) stat(&(0x7f0000000040)='./file0\x00', &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) socketpair$inet_udp(0x2, 0x2, 0x0, &(0x7f0000000640)) fstat(r2, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) semctl$IPC_SET(r7, 0x0, 0x1, &(0x7f0000000840)={{0x3ff, r4, r8, r4, r9, 0x40, 0x34c5}, 0x6, 0x9, 0xfff}) ioctl$sock_inet6_udp_SIOCOUTQ(r2, 0x5411, &(0x7f0000000180)) semget$private(0x0, 0x3, 0x400) r10 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ppp\x00', 0x509000, 0x0) ioctl$SCSI_IOCTL_GET_IDLUN(r10, 0x5382, &(0x7f0000000480)) 16:20:48 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[], &(0x7f0000000000)) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:48 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:49 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:49 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x0, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:50 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) getpid() r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:50 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) r0 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r0, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r1, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r1, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r2}, &(0x7f00000005c0)=0x20) r3 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f0000000040)={r4, 0x4}, 0x8) shmat(r3, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:50 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:50 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) getpid() ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:20:50 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32], &(0x7f0000000080)=0x1) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:20:50 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:50 executing program 3: r0 = socket$inet6(0xa, 0x5, 0x0) setsockopt$inet6_int(r0, 0x29, 0x1a, &(0x7f0000222000)=0x9, 0x4) connect$inet6(r0, &(0x7f0000000040)={0xa, 0x0, 0x0, @loopback}, 0x1c) getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(r0, 0x84, 0x6d, &(0x7f00000b7ff8)=ANY=[@ANYBLOB="4a00f4ff"], &(0x7f0000000000)=0x1) 16:20:51 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:52 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:53 executing program 3: 16:20:54 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:55 executing program 2: 16:20:55 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) getpid() ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:20:55 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:55 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:55 executing program 3: 16:20:56 executing program 2: 16:20:56 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32], &(0x7f0000000080)=0x1) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:20:57 executing program 3: 16:20:57 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:20:58 executing program 2: 16:20:59 executing program 2: 16:21:00 executing program 3: 16:21:00 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) getpid() ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:21:01 executing program 0: socket$alg(0x26, 0x5, 0x0) clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:04 executing program 2: r0 = socket$inet6(0xa, 0x1000000000002, 0x0) ioctl(r0, 0x8912, &(0x7f0000000280)="153f6234488dd25d766070") r1 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r1, &(0x7f0000000080)={&(0x7f00003c7ff4), 0xc, &(0x7f0000000000)={&(0x7f0000c07e98)=@newsa={0x138, 0x10, 0x713, 0x0, 0x0, {{@in=@rand_addr, @in6=@ipv4={[], [], @local={0xac, 0x14, 0xffffffffffffffff}}}, {@in6, 0x0, 0x33}, @in=@broadcast, {}, {}, {}, 0x0, 0x0, 0x2}, [@algo_auth={0x48, 0x1, {{'md5\x00'}}}]}, 0x138}}, 0x0) 16:21:04 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:05 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:06 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:08 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000004c0)={{{@in6=@local, @in6=@local}}, {{@in=@multicast2}, 0x0, @in=@multicast2}}, &(0x7f00000005c0)=0xe8) sendmmsg(r0, &(0x7f0000004500), 0x0, 0x200440c0) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f0000000400)={'veth0\x00'}) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='pids.events\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000700)={0x0, 0x1, "81"}, &(0x7f0000000140)=0x9) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000006c0)={'sit0\x00'}) connect$rds(0xffffffffffffffff, &(0x7f0000000ac0), 0x7) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x5, &(0x7f0000000740)={0x0, @in={{0x2, 0x4e22, @broadcast}}}, 0x84) getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000000380)=@assoc_value, &(0x7f0000000440)=0x8) sendmsg$nl_route(r0, &(0x7f0000000100)={&(0x7f00000000c0)={0x20000010, 0x3f00000000000000}, 0xc, &(0x7f0000000000)={&(0x7f00000001c0)=@newlink={0x28, 0x10, 0xc362e63b3f31ba5f, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0x1805000000000000}, 0x0) 16:21:13 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[], &(0x7f0000000080)) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:21:21 executing program 0: socket$alg(0x26, 0x5, 0x0) clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:22 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:21:25 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x0, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:26 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:30 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:34 executing program 2: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr-aes-aesni\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00004f7000)="649c47ad46390dc86dae79fa409d4d54", 0x10) r1 = accept$alg(r0, 0x0, 0x0) sendmsg$alg(r1, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000280), 0x0, &(0x7f0000000300)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}, 0x0) io_setup(0x800000100000005, &(0x7f0000f69000)=0x0) io_submit(r2, 0x1, &(0x7f0000bd9fe0)=[&(0x7f0000617fc0)={0x0, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f000007d000)="b3", 0x1}]) 16:21:34 executing program 3: r0 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000280)="2f67726f75702e73746174003c23fb572a1f0294e6f378b41ad54b4d9d9a1f63f8785ad188a7e1c48875e05b18a4cb3a9cd12dcea440d899c22cebd3b6abf62d996addb07aa3cde470652b3a471b4a7fa2f3fdf6e034d8000000004b1dee483b157624c59c0100e89e6a357c000000", 0x2761, 0x0) write$cgroup_subtree(r0, &(0x7f00000001c0)=ANY=[], 0x1000002cd) ioctl$FS_IOC_FSSETXATTR(r0, 0x6611, &(0x7f0000000200)) 16:21:41 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:21:43 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[], &(0x7f0000000080)) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:21:48 executing program 3: r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f00000000c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr-aes-aesni\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f00004f7000)="649c47ad46390dc86dae79fa409d4d54", 0x10) r1 = accept$alg(r0, 0x0, 0x0) io_setup(0x800000100000005, &(0x7f0000f69000)=0x0) io_submit(r2, 0x1, &(0x7f0000bd9fe0)=[&(0x7f0000617fc0)={0x0, 0x0, 0x0, 0x0, 0x0, r1, &(0x7f000007d000)="b3", 0x1}]) 16:21:49 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:49 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x0, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:50 executing program 0: socket$alg(0x26, 0x5, 0x0) clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:21:58 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) clone(0x100, 0x0, 0xfffffffffffffffe, &(0x7f0000000040), 0xffffffffffffffff) r1 = syz_open_procfs(0x0, &(0x7f0000000680)="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") r2 = getpid() sched_setscheduler(r2, 0x5, &(0x7f0000000200)) ioctl$FS_IOC_SETFLAGS(r1, 0x6612, &(0x7f0000000000)) 16:22:00 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x0, &(0x7f0000000200)) 16:22:08 executing program 2: keyctl$join(0x1, &(0x7f0000000200)) 16:22:10 executing program 3: r0 = socket(0x10, 0x2, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000080)='net/fib_triestat\x00') sendfile(r0, r1, &(0x7f0000000000), 0x80000002) 16:22:14 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:22:19 executing program 2: bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x1, 0x3, &(0x7f0000001fd8)=@framed={{0xffffff85, 0x0, 0x0, 0x0, 0x7, 0x15}}, &(0x7f0000000180)="4550d4001f91eb2f57b73224433025039c3096b20c6b439348bf689c08608537d6223e63adc0624fbae2e109359dce6922324ccc13160b68cae6430697259dd52d1f73e16adc3592d02925dffae85e9cd2398c6c67c87fb5b12602f145b484be45912966e8b7e2f66069c56dd76c1dc112013c3a6b4de999cdcdc8855aee3437dcc87580cfbe546fbbfbc0eb56d8bbbea2904a7c73c2", 0x0, 0x60, &(0x7f0000000000)=""/195}, 0x16) 16:22:26 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[], &(0x7f0000000080)) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:22:27 executing program 3: r0 = syz_open_dev$loop(&(0x7f0000000080)='/dev/loop#\x00', 0x0, 0x105081) r1 = memfd_create(&(0x7f00000004c0)='\x00', 0x0) pwritev(r1, &(0x7f0000000840)=[{&(0x7f00000008c0)="ac", 0x1}], 0x1, 0x81003) sendfile(r0, r1, &(0x7f0000000280), 0x102000001) 16:22:33 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:22:35 executing program 0: syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:22:36 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x0, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:22:38 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x0, &(0x7f0000000200)) 16:22:39 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:22:39 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:22:41 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:22:46 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x0, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:22:47 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[], &(0x7f0000000080)) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:22:49 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:22:50 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:23:16 executing program 1: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x0, &(0x7f0000000200)) 16:23:19 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:23:19 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[], &(0x7f0000000080)) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x0) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r2, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:23:20 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:23:20 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:23:21 executing program 5: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:23:23 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x0, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:23:48 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) 16:23:55 executing program 4: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:24:10 executing program 3: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:24:19 executing program 2: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x0, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) preadv(r5, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:24:33 executing program 6: socket$alg(0x26, 0x5, 0x0) setsockopt$ALG_SET_KEY(0xffffffffffffffff, 0x117, 0x1, &(0x7f0000000100)="c7da5f1a", 0x4) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(0xffffffffffffffff, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffffff, 0x84, 0xa, &(0x7f0000000580)={0x0, 0xfffffffffffffc00, 0x0, 0x3, 0x0, 0x0, 0x9, 0x1, r1}, &(0x7f00000005c0)=0x20) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(0xffffffffffffffff, 0x84, 0x1a, &(0x7f0000000440)=ANY=[], &(0x7f0000000080)) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r2 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(r2, &(0x7f00000017c0), 0x1d0, 0x0) 16:24:55 executing program 0: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0x0, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x0, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0, 0x90}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x1, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYRES32=0x0, @ANYBLOB], &(0x7f0000000000)=0x8) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={r5, 0x4}, 0x8) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r6 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r6, 0x40045731, &(0x7f0000000140)) preadv(r6, &(0x7f00000017c0), 0x1d0, 0x0) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:24:56 executing program 7: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x2102001ff9, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) set_robust_list(&(0x7f0000000100)={&(0x7f0000000040), 0xffffffff80000001, &(0x7f00000000c0)={&(0x7f0000000080)}}, 0x18) r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000000)) r1 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/vcs\x00', 0x0, 0x0) ioctl$KDGKBTYPE(r1, 0x4b33, &(0x7f0000000240)) io_setup(0x0, &(0x7f0000000140)) io_setup(0x7e, &(0x7f00000001c0)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r2 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_CONTEXT(r2, 0x84, 0x11, &(0x7f0000000400)={0x0}, &(0x7f0000000540)=0x188) getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(r2, 0x84, 0xa, &(0x7f0000000580)={0x9, 0xfffffffffffffc00, 0x200, 0x3, 0x3, 0x10000, 0x0, 0x0, r3}, &(0x7f00000005c0)=0x20) r4 = shmget(0xffffffffffffffff, 0x2000, 0x780000a0, &(0x7f0000ffe000/0x2000)=nil) getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(r2, 0x84, 0x6c, &(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000000)=0x1) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r2, 0x84, 0x76, &(0x7f0000000040)={0x0, 0x4}, 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r2, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff0000000000000000000000000000"], &(0x7f0000000080)=0x1) shmat(r4, &(0x7f0000ffb000/0x4000)=nil, 0x5000) r5 = syz_open_procfs(0x0, &(0x7f0000000280)='syscall\x00') getsockopt$inet_sctp_SCTP_DEFAULT_SEND_PARAM(0xffffffffffffff9c, 0x84, 0xa, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x6, 0x401, 0x7fffffff, 0x10000}, &(0x7f0000000300)=0x20) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(r5, 0x40045731, &(0x7f0000000140)) socketpair$inet6_dccp(0xa, 0x6, 0x0, &(0x7f0000000380)) io_setup(0x100000001, &(0x7f0000000200)) 16:24:58 executing program 5: socket$alg(0x26, 0x5, 0x0) syz_open_procfs(0x0, &(0x7f0000000080)='pagemap\x00') clone(0x0, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) sched_setscheduler(0x0, 0x0, &(0x7f0000000000)) ioctl$KDGKBTYPE(0xffffffffffffffff, 0x4b33, &(0x7f0000000240)) recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, &(0x7f0000003280)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000100)='/dev/audio\x00', 0x0, 0x0) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r0, 0x84, 0x76, &(0x7f0000000040), 0x8) getsockopt$inet_sctp6_SCTP_PEER_AUTH_CHUNKS(r0, 0x84, 0x1a, &(0x7f0000000440)=ANY=[@ANYRES32, @ANYBLOB="86000000e87c86b567470d8452ba8cb8bdf103e7f6e534ef956c2292264725646a8e9f7428b00925d4e215c8f96bbc8420ea331cc20bd7ae40170b50467fb74c9706e60a58836e45ebf7b2c0f93abac337e36df7cc2c01830b31b5451307e18da1a005d011d6440743b5cbb0540b242caeedd8cb9b93ccb5478bff000000000000000000000000000000"], &(0x7f0000000080)=0x8e) shmat(0x0, &(0x7f0000ffb000/0x4000)=nil, 0x5000) ioctl$SNDRV_RAWMIDI_IOCTL_DRAIN(0xffffffffffffffff, 0x40045731, &(0x7f0000000140)) preadv(0xffffffffffffffff, &(0x7f00000017c0), 0x1d0, 0x0) [ 2243.297981] [ 2243.299696] ====================================================== [ 2243.306008] WARNING: possible circular locking dependency detected [ 2243.312330] 4.19.0-rc2+ #3 Not tainted [ 2243.316212] ------------------------------------------------------ [ 2243.322532] syz-executor6/32070 is trying to acquire lock: [ 2243.328168] 000000007fd8470c (sb_internal){.+.+}, at: ext4_evict_inode+0x588/0x19b0 [ 2243.336032] [ 2243.336032] but task is already holding lock: [ 2243.342031] 000000000d7df971 (fs_reclaim){+.+.}, at: fs_reclaim_acquire.part.98+0x0/0x30 [ 2243.350330] [ 2243.350330] which lock already depends on the new lock. [ 2243.350330] [ 2243.358660] [ 2243.358660] the existing dependency chain (in reverse order) is: [ 2243.366302] [ 2243.366302] -> #3 (fs_reclaim){+.+.}: [ 2243.371630] fs_reclaim_acquire.part.98+0x24/0x30 [ 2243.377012] fs_reclaim_acquire+0x14/0x20 [ 2243.381718] kmem_cache_alloc_trace+0x2d/0x730 [ 2243.386951] smk_fetch.part.24+0x5a/0xf0 [ 2243.391545] smack_d_instantiate+0x946/0xea0 [ 2243.396554] security_d_instantiate+0x5c/0xf0 [ 2243.401594] d_instantiate+0x5e/0xa0 [ 2243.405831] shmem_mknod+0x189/0x1f0 [ 2243.410083] vfs_mknod+0x447/0x800 [ 2243.414262] handle_create+0x1ff/0x7c0 [ 2243.418697] devtmpfsd+0x27f/0x4c0 [ 2243.422797] kthread+0x35a/0x420 [ 2243.426694] ret_from_fork+0x3a/0x50 [ 2243.430923] [ 2243.430923] -> #2 (&isp->smk_lock){+.+.}: [ 2243.436595] __mutex_lock+0x171/0x1700 [ 2243.441017] mutex_lock_nested+0x16/0x20 [ 2243.445603] smack_d_instantiate+0x130/0xea0 [ 2243.450539] security_d_instantiate+0x5c/0xf0 [ 2243.455555] d_instantiate_new+0x7e/0x160 [ 2243.460233] ext4_add_nondir+0x81/0x90 [ 2243.464665] ext4_symlink+0x761/0x1170 [ 2243.469107] vfs_symlink+0x37a/0x5d0 [ 2243.473374] do_symlinkat+0x242/0x2d0 [ 2243.477701] __x64_sys_symlink+0x59/0x80 [ 2243.482286] do_syscall_64+0x1b9/0x820 [ 2243.486714] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2243.492418] [ 2243.492418] -> #1 (jbd2_handle){++++}: [ 2243.497829] start_this_handle+0x5c0/0x1260 [ 2243.502683] jbd2__journal_start+0x3c9/0x9f0 [ 2243.507620] __ext4_journal_start_sb+0x18d/0x590 [ 2243.512906] ext4_file_open+0x552/0x7b0 [ 2243.517408] do_dentry_open+0x499/0x1250 [ 2243.521997] vfs_open+0xa0/0xd0 [ 2243.525802] path_openat+0x130f/0x5340 [ 2243.530217] do_filp_open+0x255/0x380 [ 2243.534555] do_open_execat+0x221/0x8e0 [ 2243.539058] __do_execve_file.isra.35+0x1707/0x2460 [ 2243.544611] __x64_sys_execve+0x8f/0xc0 [ 2243.549113] do_syscall_64+0x1b9/0x820 [ 2243.553596] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2243.559326] [ 2243.559326] -> #0 (sb_internal){.+.+}: [ 2243.564721] lock_acquire+0x1e4/0x4f0 [ 2243.569050] __sb_start_write+0x1e9/0x300 [ 2243.573768] ext4_evict_inode+0x588/0x19b0 [ 2243.578530] evict+0x4ae/0x990 [ 2243.582250] iput+0x5fa/0xa00 [ 2243.585886] dentry_unlink_inode+0x461/0x5e0 [ 2243.590816] __dentry_kill+0x44c/0x7a0 [ 2243.595430] dentry_kill+0xc9/0x5a0 [ 2243.599578] shrink_dentry_list+0x36c/0x7c0 [ 2243.604421] prune_dcache_sb+0x12f/0x1c0 [ 2243.609017] super_cache_scan+0x270/0x480 [ 2243.613726] do_shrink_slab+0x4ba/0xbb0 [ 2243.618228] shrink_slab+0x6fe/0x8c0 [ 2243.622480] shrink_node+0x429/0x16a0 [ 2243.626803] do_try_to_free_pages+0x3e7/0x1290 [ 2243.631906] try_to_free_pages+0x4b2/0xa60 [ 2243.636661] __alloc_pages_slowpath+0x95a/0x2cb0 [ 2243.641968] __alloc_pages_nodemask+0xa1b/0xd10 [ 2243.647171] cache_grow_begin+0x91/0x710 [ 2243.651758] fallback_alloc+0x203/0x2c0 [ 2243.656256] ____cache_alloc_node+0x1c7/0x1e0 [ 2243.661279] kmem_cache_alloc_node+0xe3/0x720 [ 2243.666303] copy_process+0x1dd0/0x7af0 [ 2243.670805] _do_fork+0x1ca/0x1170 [ 2243.674870] __x64_sys_clone+0xbf/0x150 [ 2243.679398] do_syscall_64+0x1b9/0x820 [ 2243.683811] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2243.689517] [ 2243.689517] other info that might help us debug this: [ 2243.689517] [ 2243.697690] Chain exists of: [ 2243.697690] sb_internal --> &isp->smk_lock --> fs_reclaim [ 2243.697690] [ 2243.708244] Possible unsafe locking scenario: [ 2243.708244] [ 2243.714298] CPU0 CPU1 [ 2243.718969] ---- ---- [ 2243.723628] lock(fs_reclaim); [ 2243.726907] lock(&isp->smk_lock); [ 2243.733057] lock(fs_reclaim); [ 2243.738858] lock(sb_internal); [ 2243.742222] [ 2243.742222] *** DEADLOCK *** [ 2243.742222] [ 2243.748287] 3 locks held by syz-executor6/32070: [ 2243.753035] #0: 000000000d7df971 (fs_reclaim){+.+.}, at: fs_reclaim_acquire.part.98+0x0/0x30 [ 2243.761734] #1: 00000000d5cb531e (shrinker_rwsem){++++}, at: shrink_slab+0x1d1/0x8c0 [ 2243.769741] #2: 0000000010d9c74a (&type->s_umount_key#28){++++}, at: trylock_super+0x22/0x110 [ 2243.778522] [ 2243.778522] stack backtrace: [ 2243.783041] CPU: 1 PID: 32070 Comm: syz-executor6 Not tainted 4.19.0-rc2+ #3 [ 2243.790235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2243.799592] Call Trace: [ 2243.802187] dump_stack+0x1c9/0x2b4 [ 2243.805819] ? dump_stack_print_info.cold.2+0x52/0x52 [ 2243.811012] ? vprintk_func+0x81/0x117 [ 2243.814909] print_circular_bug.isra.34.cold.55+0x1bd/0x27d [ 2243.820638] __lock_acquire+0x3449/0x5020 [ 2243.824790] ? find_held_lock+0x36/0x1c0 [ 2243.828875] ? mark_held_locks+0x160/0x160 [ 2243.833117] ? trace_hardirqs_on+0xbd/0x2c0 [ 2243.837464] ? kasan_check_read+0x11/0x20 [ 2243.841618] ? finish_task_switch+0x1d3/0x870 [ 2243.846119] ? compat_start_thread+0x80/0x80 [ 2243.850545] ? kasan_check_write+0x14/0x20 [ 2243.854785] ? finish_task_switch+0x2ca/0x870 [ 2243.859291] ? __switch_to_asm+0x40/0x70 [ 2243.863361] ? preempt_notifier_register+0x200/0x200 [ 2243.868502] ? __switch_to_asm+0x34/0x70 [ 2243.872562] ? __switch_to_asm+0x34/0x70 [ 2243.876637] ? __switch_to_asm+0x40/0x70 [ 2243.880703] ? __switch_to_asm+0x34/0x70 [ 2243.884765] ? __switch_to_asm+0x40/0x70 [ 2243.888826] ? __switch_to_asm+0x40/0x70 [ 2243.892884] ? __switch_to_asm+0x34/0x70 [ 2243.896948] ? __switch_to_asm+0x34/0x70 [ 2243.901014] ? __switch_to_asm+0x40/0x70 [ 2243.905085] ? __switch_to_asm+0x34/0x70 [ 2243.909153] ? __switch_to_asm+0x40/0x70 [ 2243.913224] ? __switch_to_asm+0x40/0x70 [ 2243.917292] ? __schedule+0x884/0x1df0 [ 2243.921187] ? mark_held_locks+0x160/0x160 [ 2243.925429] ? __sched_text_start+0x8/0x8 [ 2243.929583] lock_acquire+0x1e4/0x4f0 [ 2243.933390] ? ext4_evict_inode+0x588/0x19b0 [ 2243.937805] ? lock_release+0x9f0/0x9f0 [ 2243.941789] ? check_same_owner+0x340/0x340 [ 2243.946116] ? __lock_is_held+0xb5/0x140 [ 2243.950192] __sb_start_write+0x1e9/0x300 [ 2243.954347] ? ext4_evict_inode+0x588/0x19b0 [ 2243.958758] ext4_evict_inode+0x588/0x19b0 [ 2243.962995] ? find_held_lock+0x36/0x1c0 [ 2243.967064] ? ext4_da_write_begin+0x11f0/0x11f0 [ 2243.971824] ? lock_downgrade+0x8f0/0x8f0 [ 2243.975982] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 2243.981523] ? __inode_wait_for_writeback+0x2cf/0x380 [ 2243.986729] ? kasan_check_read+0x11/0x20 [ 2243.990882] ? do_raw_spin_unlock+0xa7/0x2f0 [ 2243.995297] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 2243.999888] ? kasan_check_write+0x14/0x20 [ 2244.004128] ? do_raw_spin_lock+0xc1/0x200 [ 2244.008383] ? ext4_da_write_begin+0x11f0/0x11f0 [ 2244.013175] evict+0x4ae/0x990 [ 2244.016397] ? destroy_inode+0x200/0x200 [ 2244.020465] ? lock_downgrade+0x8f0/0x8f0 [ 2244.024625] ? kasan_check_read+0x11/0x20 [ 2244.028779] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 2244.033373] iput+0x5fa/0xa00 [ 2244.036488] ? inode_add_lru+0x2a0/0x2a0 [ 2244.040557] ? fsnotify_destroy_marks+0x2e7/0x5c0 [ 2244.045401] ? kasan_check_read+0x11/0x20 [ 2244.049554] ? do_raw_spin_unlock+0xa7/0x2f0 [ 2244.053971] ? fsnotify_clear_marks_by_group+0x640/0x640 [ 2244.059432] ? find_held_lock+0x36/0x1c0 [ 2244.063503] dentry_unlink_inode+0x461/0x5e0 [ 2244.067921] ? d_lru_add+0x120/0x120 [ 2244.071644] ? kasan_check_read+0x11/0x20 [ 2244.075808] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 2244.080401] ? lockref_get_not_dead+0x90/0x90 [ 2244.084909] __dentry_kill+0x44c/0x7a0 [ 2244.088803] ? d_drop+0x70/0x70 [ 2244.092095] ? do_raw_spin_lock+0x200/0x200 [ 2244.096429] ? d_drop+0x70/0x70 [ 2244.099724] dentry_kill+0xc9/0x5a0 [ 2244.103359] shrink_dentry_list+0x36c/0x7c0 [ 2244.107695] ? is_subdir+0x4a0/0x4a0 [ 2244.111422] ? _raw_spin_unlock+0x22/0x30 [ 2244.115585] ? list_lru_walk_one+0xb0/0xe0 [ 2244.119827] prune_dcache_sb+0x12f/0x1c0 [ 2244.123898] ? list_lru_count_one+0x286/0x460 [ 2244.128405] ? proc_nr_dentry+0x250/0x250 [ 2244.132598] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 2244.138187] super_cache_scan+0x270/0x480 [ 2244.142357] do_shrink_slab+0x4ba/0xbb0 [ 2244.146349] ? snapshot_refaults+0x290/0x290 [ 2244.150775] ? __radix_tree_insert+0x8f0/0x8f0 [ 2244.155376] ? shrink_slab+0x1d1/0x8c0 [ 2244.159283] ? downgrade_write+0x2b0/0x2b0 [ 2244.163545] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 2244.169100] ? shrink_node_memcg+0xc91/0x18f0 [ 2244.173645] ? radix_tree_lookup+0x21/0x30 [ 2244.177906] shrink_slab+0x6fe/0x8c0 [ 2244.181727] ? unregister_memcg_shrinker.isra.40+0x50/0x50 [ 2244.187391] ? kasan_check_read+0x11/0x20 [ 2244.191557] ? kasan_check_write+0x14/0x20 [ 2244.195836] ? do_raw_spin_lock+0xc1/0x200 [ 2244.200112] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 2244.205704] shrink_node+0x429/0x16a0 [ 2244.209536] ? shrink_node_memcg+0x18f0/0x18f0 [ 2244.214170] ? lockdep_hardirqs_on+0x421/0x5c0 [ 2244.218778] ? trace_hardirqs_on+0xbd/0x2c0 [ 2244.223119] ? vmpressure+0x279/0x350 [ 2244.226980] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 2244.231588] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 2244.237189] ? __cpuset_node_allowed+0x19b/0x670 [ 2244.241971] ? cpuset_nodemask_valid_mems_allowed+0x90/0x90 [ 2244.247706] ? vmpressure+0x1aa/0x350 [ 2244.251545] do_try_to_free_pages+0x3e7/0x1290 [ 2244.256185] ? shrink_node+0x16a0/0x16a0 [ 2244.260267] ? __lock_is_held+0xb5/0x140 [ 2244.264351] try_to_free_pages+0x4b2/0xa60 [ 2244.268609] ? do_try_to_free_pages+0x1290/0x1290 [ 2244.273476] ? lock_acquire+0x1e4/0x4f0 [ 2244.277470] ? bad_range+0x160/0x160 [ 2244.281211] ? lock_release+0x9f0/0x9f0 [ 2244.285212] ? rcu_is_watching+0x8c/0x150 [ 2244.289387] ? check_same_owner+0x340/0x340 [ 2244.293847] ? wake_all_kswapds+0x14d/0x2e0 [ 2244.298204] __alloc_pages_slowpath+0x95a/0x2cb0 [ 2244.302989] ? warn_alloc+0x120/0x120 [ 2244.306808] ? print_usage_bug+0xc0/0xc0 [ 2244.310889] ? warn_alloc+0x120/0x120 [ 2244.314712] ? print_usage_bug+0xc0/0xc0 [ 2244.318887] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 2244.324445] ? should_fail+0x246/0xd86 [ 2244.328356] ? fault_create_debugfs_attr+0x1f0/0x1f0 [ 2244.333475] ? graph_lock+0x170/0x170 [ 2244.337324] ? __lock_acquire+0x7fc/0x5020 [ 2244.341693] ? should_fail+0x246/0xd86 [ 2244.345611] ? find_held_lock+0x36/0x1c0 [ 2244.349703] ? check_same_owner+0x340/0x340 [ 2244.354058] ? rcu_note_context_switch+0x680/0x680 [ 2244.359011] ? kasan_check_read+0x11/0x20 [ 2244.363202] __alloc_pages_nodemask+0xa1b/0xd10 [ 2244.367891] ? graph_lock+0x170/0x170 [ 2244.371716] ? __alloc_pages_slowpath+0x2cb0/0x2cb0 [ 2244.376750] ? find_held_lock+0x36/0x1c0 [ 2244.380918] ? cache_grow_begin+0x4a0/0x710 [ 2244.385256] ? lockdep_hardirqs_on+0x421/0x5c0 [ 2244.389852] ? trace_hardirqs_on+0xbd/0x2c0 [ 2244.394208] ? fallback_alloc+0x203/0x2c0 [ 2244.398375] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 2244.404460] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 2244.410023] cache_grow_begin+0x91/0x710 [ 2244.414106] ? do_raw_spin_unlock+0xa7/0x2f0 [ 2244.418581] fallback_alloc+0x203/0x2c0 [ 2244.422575] ____cache_alloc_node+0x1c7/0x1e0 [ 2244.427091] kmem_cache_alloc_node+0xe3/0x720 [ 2244.431835] ? recalc_sigpending_tsk+0x180/0x180 [ 2244.436891] ? do_raw_spin_lock+0xc1/0x200 [ 2244.441181] copy_process+0x1dd0/0x7af0 [ 2244.445199] ? print_usage_bug+0xc0/0xc0 [ 2244.449282] ? isolate_lru_page+0x1230/0x1230 [ 2244.453796] ? print_usage_bug+0xc0/0xc0 [ 2244.457873] ? mark_held_locks+0x160/0x160 [ 2244.462129] ? __alloc_pages_slowpath+0x1ace/0x2cb0 [ 2244.467202] ? lockdep_hardirqs_on+0x421/0x5c0 [ 2244.471811] ? __cleanup_sighand+0x70/0x70 [ 2244.476070] ? __lock_acquire+0x7fc/0x5020 [ 2244.480326] ? mark_held_locks+0x160/0x160 [ 2244.484582] ? print_usage_bug+0xc0/0xc0 [ 2244.488663] ? mark_held_locks+0x160/0x160 [ 2244.492924] ? graph_lock+0x170/0x170 [ 2244.496752] ? print_usage_bug+0xc0/0xc0 [ 2244.500833] ? mark_held_locks+0xc9/0x160 [ 2244.505117] ? try_charge+0xc12/0x1670 [ 2244.509072] ? mem_cgroup_update_lru_size+0xd0/0xd0 [ 2244.514113] ? mark_held_locks+0x160/0x160 [ 2244.518401] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 2244.523525] ? __lock_acquire+0x7fc/0x5020 [ 2244.527783] ? try_charge+0xc1d/0x1670 [ 2244.531700] ? find_held_lock+0x36/0x1c0 [ 2244.535954] ? mark_held_locks+0x160/0x160 [ 2244.540515] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 2244.546088] ? __lru_cache_add+0x2a4/0x460 [ 2244.550352] ? __pagevec_lru_add+0x30/0x30 [ 2244.554614] ? graph_lock+0x170/0x170 [ 2244.558444] ? kasan_check_read+0x11/0x20 [ 2244.562623] ? rcu_is_watching+0x8c/0x150 [ 2244.567054] ? rcu_cleanup_dead_rnp+0x200/0x200 [ 2244.571749] ? get_mem_cgroup_from_mm+0x209/0x440 [ 2244.576613] ? lru_cache_add+0x232/0x460 [ 2244.580711] ? graph_lock+0x170/0x170 [ 2244.584577] ? lockdep_hardirqs_on+0x421/0x5c0 [ 2244.589204] ? trace_hardirqs_on+0xbd/0x2c0 [ 2244.593554] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 2244.598692] ? find_held_lock+0x36/0x1c0 [ 2244.602781] ? lock_downgrade+0x8f0/0x8f0 [ 2244.606967] ? kasan_check_read+0x11/0x20 [ 2244.611189] ? do_raw_spin_unlock+0xa7/0x2f0 [ 2244.615654] ? do_raw_spin_trylock+0x1c0/0x1c0 [ 2244.620263] ? pud_val+0x100/0x100 [ 2244.623823] ? kasan_check_write+0x14/0x20 [ 2244.628078] ? do_raw_spin_lock+0xc1/0x200 [ 2244.632458] ? _raw_spin_unlock+0x22/0x30 [ 2244.636627] ? __handle_mm_fault+0x945/0x4350 [ 2244.641181] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 2244.646177] ? graph_lock+0x170/0x170 [ 2244.650011] ? graph_lock+0x170/0x170 [ 2244.653855] _do_fork+0x1ca/0x1170 [ 2244.657426] ? fork_idle+0x240/0x240 [ 2244.661207] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 2244.666775] ? handle_mm_fault+0x55d/0xc80 [ 2244.671060] ? __handle_mm_fault+0x4350/0x4350 [ 2244.675699] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 2244.681577] ? __do_page_fault+0x449/0xe50 [ 2244.685842] ? do_syscall_64+0x9a/0x820 [ 2244.689837] ? do_syscall_64+0x9a/0x820 [ 2244.693833] ? lockdep_hardirqs_on+0x421/0x5c0 [ 2244.698431] ? trace_hardirqs_on+0xbd/0x2c0 [ 2244.702792] ? mprotect_fixup+0xbe0/0xbe0 [ 2244.706962] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2244.712353] ? trace_hardirqs_off_caller+0x2b0/0x2b0 [ 2244.717481] __x64_sys_clone+0xbf/0x150 [ 2244.721479] do_syscall_64+0x1b9/0x820 [ 2244.725386] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2244.730775] ? syscall_return_slowpath+0x5e0/0x5e0 [ 2244.735722] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 2244.740587] ? trace_hardirqs_on_caller+0x2c0/0x2c0 [ 2244.745626] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 2244.751200] ? prepare_exit_to_usermode+0x291/0x3b0 [ 2244.756247] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 2244.761116] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2244.766462] RIP: 0033:0x459a29 [ 2244.769690] Code: ff 48 85 f6 0f 84 67 8b fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c 3e 8b fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 2244.788617] RSP: 002b:00007ffe0b829218 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 2244.796364] RAX: ffffffffffffffda RBX: 00007fa9c4a6e700 RCX: 0000000000459a29 [ 2244.803653] RDX: 00007fa9c4a6e9d0 RSI: 00007fa9c4a6ddb0 RDI: 00000000003d0f00 [ 2244.810961] RBP: 00007ffe0b829430 R08: 00007fa9c4a6e700 R09: 00007fa9c4a6e700 [ 2244.818252] R10: 00007fa9c4a6e9d0 R11: 0000000000000202 R12: 0000000000000000 [ 2244.825539] R13: 00007ffe0b8292cf R14: 00007fa9c4a6e9c0 R15: 0000000000000000 16:25:08 executing program 1: r0 = socket$nl_route(0x10, 0x3, 0x0) syz_genetlink_get_family_id$ipvs(&(0x7f0000000240)='IPVS\x00') getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000004c0)={{{@in6=@local, @in6=@local}}, {{@in=@multicast2}, 0x0, @in=@multicast2}}, &(0x7f00000005c0)=0xe8) sendmmsg(r0, &(0x7f0000004500), 0x0, 0x200440c0) ioctl$sock_inet_SIOCSIFFLAGS(0xffffffffffffffff, 0x8914, &(0x7f0000000400)={'veth0\x00'}) r1 = openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='pids.events\x00', 0x0, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(r1, 0x84, 0x6c, &(0x7f0000000700)={0x0, 0x1, "81"}, &(0x7f0000000140)=0x9) ioctl$sock_inet_SIOCSIFFLAGS(r0, 0x8914, &(0x7f00000006c0)={'sit0\x00'}) connect$rds(0xffffffffffffffff, &(0x7f0000000ac0), 0x7) setsockopt$inet_sctp_SCTP_SET_PEER_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x5, &(0x7f0000000740)={0x0, @in={{0x2, 0x4e22, @broadcast}}}, 0x84) getsockopt$inet_sctp_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000000380)=@assoc_value, &(0x7f0000000440)=0x8) sendmsg$nl_route(r0, &(0x7f0000000100)={&(0x7f00000000c0)={0x20000010, 0x3f00000000000000}, 0xc, &(0x7f0000000000)={&(0x7f00000001c0)=@newlink={0x28, 0x10, 0xc362e63b3f31ba5f, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x3}, [@IFLA_GROUP={0x8}]}, 0x28}, 0x1, 0xf000}, 0x0) 16:25:14 executing program 3: socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$PERF_EVENT_IOC_ENABLE(r0, 0x8912, 0x400200) clone(0x2102001ffc, 0x0, 0xfffffffffffffffe, &(0x7f0000000640), 0xffffffffffffffff) r1 = getpid() add_key$keyring(&(0x7f00000002c0)='keyring\x00', &(0x7f0000000300)={0x73, 0x79, 0x7a, 0x1}, 0x0, 0x0, 0xfffffffffffffffc) sched_setscheduler(r1, 0x5, &(0x7f00000000c0)) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000040)={&(0x7f0000000000)='./file0\x00'}, 0x10) getsockopt$inet6_mreq(0xffffffffffffff9c, 0x29, 0x0, &(0x7f0000000080)={@loopback}, &(0x7f00000000c0)=0x14) msgget(0xffffffffffffffff, 0x225) write$binfmt_script(r0, &(0x7f0000000140)={'#! ', './file0', [{0x20, '('}]}, 0xd)