Extracting prog: 1h13m7.694674521s Minimizing prog: 44m26.780196427s Simplifying prog options: 23m36.556943103s Extracting C: 6m40.344613255s Simplifying C: 0s extracting reproducer from 59 programs testing a last program of every proc single: executing 14 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): lsetxattr$trusted_overlay_upper-prctl$PR_SCHED_CORE-prlimit64-sched_setaffinity-socket$nl_generic-connect$l2tp6-setsockopt$inet6_IPV6_FLOWLABEL_MGR-ioctl$KVM_CREATE_VM-bpf$BPF_RAW_TRACEPOINT_OPEN-mkdir-mount-creat-acct-ioctl$KVM_CREATE_VM-prlimit64-sched_setscheduler-sched_setaffinity-syz_init_net_socket$netrom-close-syz_open_dev$MSR-read$msr-fchmod-ioctl$CEC_ADAP_S_LOG_ADDRS-chroot-umount2-ioctl$KVM_SET_USER_MEMORY_REGION-ioctl$KVM_CREATE_VCPU-sched_setscheduler detailed listing: executing program 0: lsetxattr$trusted_overlay_upper(0x0, &(0x7f00000000c0), 0x0, 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) sched_setaffinity(0x0, 0x0, 0x0) socket$nl_generic(0x10, 0x3, 0x10) connect$l2tp6(0xffffffffffffffff, &(0x7f0000000000)={0xa, 0x0, 0x0, @remote, 0xa}, 0x20) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) r0 = ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000080)='ramfs\x00', 0x2014800, 0x0) creat(&(0x7f0000000240)='./file0/bus\x00', 0x0) acct(&(0x7f00000002c0)='./file0/bus\x00') ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000180)=0x1) sched_setaffinity(0x0, 0x8, &(0x7f0000000200)=0x400000bce) r1 = syz_init_net_socket$netrom(0x6, 0x5, 0x0) close(r1) r2 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r2, &(0x7f0000019680)=""/102392, 0x18ff8) fchmod(0xffffffffffffffff, 0x134) ioctl$CEC_ADAP_S_LOG_ADDRS(r1, 0xc05c6104, 0x0) chroot(&(0x7f0000000040)='./file0\x00') umount2(&(0x7f0000000280)='./file0\x00', 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r0, 0x4020ae46, 0x0) ioctl$KVM_CREATE_VCPU(r0, 0xae41, 0x0) sched_setscheduler(0x0, 0x1, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$urandom-socket$alg-prlimit64-sched_setscheduler-getpid-sched_setscheduler-sendmsg$NFT_BATCH-mmap-socketpair$unix-connect$unix-sendmmsg$unix-sched_setscheduler-sendfile detailed listing: executing program 0: r0 = openat$urandom(0xffffffffffffff9c, &(0x7f0000000000), 0x103902, 0x0) socket$alg(0x26, 0x5, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r1 = getpid() sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x7) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) sendfile(r0, r0, 0x0, 0x7ffff000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): shmget$private-prlimit64-sched_setscheduler-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-syz_open_dev$video-gettid-timer_create-timer_settime-ioctl$VIDIOC_DQEVENT detailed listing: executing program 0: shmget$private(0x0, 0x2000, 0x20, &(0x7f0000ffb000/0x2000)=nil) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setscheduler(0x0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r0, 0x0, 0x0, 0x2, 0x0) r2 = syz_open_dev$video(&(0x7f0000000000), 0x0, 0x0) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000280)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) ioctl$VIDIOC_DQEVENT(r2, 0x80885659, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$nl_generic-syz_genetlink_get_family_id$nl802154-sendmsg$NL802154_CMD_SET_CHANNEL detailed listing: executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NL802154_CMD_SET_CHANNEL(r0, &(0x7f0000000a80)={0x0, 0x0, &(0x7f0000000a40)={&(0x7f0000000140)={0x14, r1, 0x1, 0x900}, 0x14}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-openat$tun-bpf$BPF_PROG_TEST_RUN-close-socketpair$unix-ioctl$SIOCSIFHWADDR-write$cgroup_subtree detailed listing: executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x1c1341, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller0\x00', 0x84aebfbd6349b7f2}) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x80000, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000380)={0xffffffffffffffff, 0x18000000000002a0, 0xe, 0x0, &(0x7f0000000000)="b9ff03076044238c9e9e15f088a8", 0x0, 0x5b5, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) close(r1) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000029c0)) ioctl$SIOCSIFHWADDR(r1, 0x8914, &(0x7f0000002280)={'syzkaller0\x00', @random="f1f9270f6019"}) write$cgroup_subtree(r0, &(0x7f0000000000)=ANY=[], 0x66) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$tun-ioctl$TUNSETIFF-openat$tun-bpf$BPF_PROG_TEST_RUN-close-socketpair$unix-ioctl$SIOCSIFHWADDR-write$cgroup_subtree detailed listing: executing program 0: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000040), 0x1c1341, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller0\x00', 0x84aebfbd6349b7f2}) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080), 0x80000, 0x0) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000380)={0xffffffffffffffff, 0x18000000000002a0, 0xe, 0x0, &(0x7f0000000000)="b9ff03076044238c9e9e15f088a8", 0x0, 0x5b5, 0x60000000, 0x0, 0x0, 0x0, 0x0}, 0x50) close(r1) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000029c0)) ioctl$SIOCSIFHWADDR(r1, 0x8914, &(0x7f0000002280)={'syzkaller0\x00', @random="f1f9270f6019"}) write$cgroup_subtree(r0, &(0x7f0000000000)=ANY=[], 0x66) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SET_SYSCALL_USER_DISPATCH_ON-openat$nullb-dup-mmap-madvise-mlock-mbind-sendmsg$IEEE802154_LLSEC_SETPARAMS-sched_setscheduler-prctl$PR_SCHED_CORE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$nullb-dup-mmap detailed listing: executing program 0: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x0, 0x0, &(0x7f0000006680)) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x4000000004002, 0x0) r1 = dup(r0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r1, 0x0) madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x1) mlock(&(0x7f0000000000/0x800000)=nil, 0x800000) mbind(&(0x7f0000001000/0x800000)=nil, 0x800000, 0x0, 0x0, 0x0, 0x3) sendmsg$IEEE802154_LLSEC_SETPARAMS(0xffffffffffffffff, 0x0, 0x0) sched_setscheduler(0x0, 0x2, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x4000000004002, 0x0) r3 = dup(r2) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r3, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prctl$PR_SET_SYSCALL_USER_DISPATCH_ON-openat$nullb-dup-mmap-madvise-mlock-mbind-sendmsg$IEEE802154_LLSEC_SETPARAMS-sched_setscheduler-prctl$PR_SCHED_CORE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-openat$nullb-dup-mmap detailed listing: executing program 0: prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x0, 0x0, &(0x7f0000006680)) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x4000000004002, 0x0) r1 = dup(r0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r1, 0x0) madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x1) mlock(&(0x7f0000000000/0x800000)=nil, 0x800000) mbind(&(0x7f0000001000/0x800000)=nil, 0x800000, 0x0, 0x0, 0x0, 0x3) sendmsg$IEEE802154_LLSEC_SETPARAMS(0xffffffffffffffff, 0x0, 0x0) sched_setscheduler(0x0, 0x2, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) r2 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x4000000004002, 0x0) r3 = dup(r2) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x3000007, 0x38011, r3, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp-setsockopt$inet6_tcp_int-connect$inet6-setsockopt$inet6_tcp_TCP_ULP-setsockopt$inet6_tcp_TLS_TX-getsockname$packet-openat$nullb-ioctl$sock_SIOCGIFINDEX-dup-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-socket$inet6-ioctl$HCIINQUIRY-close_range-socket-prlimit64-sched_setscheduler-sched_setaffinity-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-bpf$BPF_BTF_GET_NEXT_ID-socket$rds-bind$rds-mmap-madvise-socket$inet6-socket$inet6 detailed listing: executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000000180)=0x100000001, 0x4) connect$inet6(r0, &(0x7f0000000200)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000540), 0x3c) setsockopt$inet6_tcp_TLS_TX(r0, 0x11a, 0x1, &(0x7f0000000040)=@gcm_256={{0x304, 0x36}, "1a88ef816c4b42ed", "a5fdeb69a751e94df50ad7e9fb434d1665e9298b01e49419567b443803cf578f", "6d02cd81", "066580001e00"}, 0x38) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f00000000c0)) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x4000000004002, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) r2 = dup(r1) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) ioctl$HCIINQUIRY(0xffffffffffffffff, 0x800448f0, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) socket(0x1, 0x6, 0x1) prlimit64(0x0, 0xe, &(0x7f0000000300)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000180)=0x4) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r3 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r3, &(0x7f0000019680)=""/102392, 0x18ff8) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f00000004c0)={0x3}, 0x8) r4 = socket$rds(0x15, 0x5, 0x0) bind$rds(r4, &(0x7f0000000040)={0x2, 0x4e21, @local}, 0x10) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x7, 0x38012, r2, 0x0) madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x17) socket$inet6(0xa, 0x40000080806, 0x0) socket$inet6(0xa, 0x6, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_tcp-setsockopt$inet6_tcp_int-connect$inet6-setsockopt$inet6_tcp_TCP_ULP-setsockopt$inet6_tcp_TLS_TX-getsockname$packet-openat$nullb-ioctl$sock_SIOCGIFINDEX-dup-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-socket$inet6-ioctl$HCIINQUIRY-close_range-socket-prlimit64-sched_setscheduler-sched_setaffinity-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-bpf$BPF_BTF_GET_NEXT_ID-socket$rds-bind$rds-mmap-madvise-socket$inet6-socket$inet6 detailed listing: executing program 0: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x13, &(0x7f0000000180)=0x100000001, 0x4) connect$inet6(r0, &(0x7f0000000200)={0xa, 0x0, 0x0, @loopback}, 0x1c) setsockopt$inet6_tcp_TCP_ULP(r0, 0x6, 0x1f, &(0x7f0000000540), 0x3c) setsockopt$inet6_tcp_TLS_TX(r0, 0x11a, 0x1, &(0x7f0000000040)=@gcm_256={{0x304, 0x36}, "1a88ef816c4b42ed", "a5fdeb69a751e94df50ad7e9fb434d1665e9298b01e49419567b443803cf578f", "6d02cd81", "066580001e00"}, 0x38) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f00000000c0)) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000080), 0x4000000004002, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) r2 = dup(r1) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) ioctl$HCIINQUIRY(0xffffffffffffffff, 0x800448f0, 0x0) close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x2) socket(0x1, 0x6, 0x1) prlimit64(0x0, 0xe, &(0x7f0000000300)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000180)=0x4) sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r3 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r3, &(0x7f0000019680)=""/102392, 0x18ff8) bpf$BPF_BTF_GET_NEXT_ID(0x17, &(0x7f00000004c0)={0x3}, 0x8) r4 = socket$rds(0x15, 0x5, 0x0) bind$rds(r4, &(0x7f0000000040)={0x2, 0x4e21, @local}, 0x10) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0x7, 0x38012, r2, 0x0) madvise(&(0x7f0000000000/0xc00000)=nil, 0xc00000, 0x17) socket$inet6(0xa, 0x40000080806, 0x0) socket$inet6(0xa, 0x6, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-sendfile-openat$nullb-ioctl$BLKZEROOUT-sync_file_range detailed listing: executing program 0: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x202, 0x0) sendfile(r0, r0, 0x0, 0x8001) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0xa00, 0x1000000a00}) sync_file_range(r0, 0x9, 0x6, 0x2) program crashed: INFO: task hung in blkdev_common_ioctl single: successfully extracted reproducer found reproducer with 5 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-sendfile-openat$nullb-ioctl$BLKZEROOUT detailed listing: executing program 0: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x202, 0x0) sendfile(r0, r0, 0x0, 0x8001) r1 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) ioctl$BLKZEROOUT(r1, 0x127f, &(0x7f0000000080)={0xa00, 0x1000000a00}) program crashed: INFO: task hung in blkdev_common_ioctl testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-sendfile-openat$nullb detailed listing: executing program 0: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x202, 0x0) sendfile(r0, r0, 0x0, 0x8001) openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-sendfile-ioctl$BLKZEROOUT detailed listing: executing program 0: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x202, 0x0) sendfile(r0, r0, 0x0, 0x8001) ioctl$BLKZEROOUT(0xffffffffffffffff, 0x127f, &(0x7f0000000080)={0xa00, 0x1000000a00}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-openat$nullb-ioctl$BLKZEROOUT detailed listing: executing program 0: openat$nullb(0xffffffffffffff9c, &(0x7f0000000040), 0x202, 0x0) r0 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0xa00, 0x1000000a00}) program crashed: INFO: task hung in blkdev_common_ioctl testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-ioctl$BLKZEROOUT detailed listing: executing program 0: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0xa00, 0x1000000a00}) program crashed: INFO: task hung in blkdev_common_ioctl testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-ioctl$BLKZEROOUT detailed listing: executing program 0: r0 = openat$nullb(0xffffffffffffff9c, 0x0, 0x42, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0xa00, 0x1000000a00}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-ioctl$BLKZEROOUT detailed listing: executing program 0: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-ioctl$BLKZEROOUT program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-ioctl$BLKZEROOUT detailed listing: executing program 0: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0xa00, 0x1000000a00}) program crashed: INFO: task hung in blkdev_common_ioctl extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-ioctl$BLKZEROOUT program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-ioctl$BLKZEROOUT detailed listing: executing program 0: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f00000000c0), 0x42, 0x0) ioctl$BLKZEROOUT(r0, 0x127f, &(0x7f0000000080)={0xa00, 0x1000000a00}) program crashed: INFO: task hung in blkdev_common_ioctl extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$nullb-ioctl$BLKZEROOUT program crashed: no output from test machine a never seen crash title: no output from test machine, ignore reproducing took 2h27m27.925434492s repro crashed as (corrupted=false): INFO: task syz.9.25:5737 blocked for more than 143 seconds. Not tainted 6.1.123-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.9.25 state:D stack:26248 pid:5737 ppid:5711 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5241 [inline] __schedule+0x143f/0x4570 kernel/sched/core.c:6558 schedule+0xbf/0x180 kernel/sched/core.c:6634 rwsem_down_write_slowpath+0xea1/0x14b0 kernel/locking/rwsem.c:1189 filemap_invalidate_lock include/linux/fs.h:803 [inline] blk_ioctl_zeroout block/ioctl.c:186 [inline] blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 blkdev_ioctl+0x2f5/0x760 block/ioctl.c:613 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f7b64d85d29 RSP: 002b:00007ffd19f643b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f7b64f75fa0 RCX: 00007f7b64d85d29 RDX: 0000000020000080 RSI: 000000000000127f RDI: 0000000000000003 RBP: 00007f7b64e01b08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7b64f75fa0 R14: 00007f7b64f75fa0 R15: 0000000000000313 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/12: #0: ffffffff8d32b290 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 kernel/rcu/tasks.h:517 1 lock held by rcu_tasks_trace/13: #0: ffffffff8d32ba90 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 kernel/rcu/tasks.h:517 1 lock held by khungtaskd/28: #0: ffffffff8d32b0c0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline] #0: ffffffff8d32b0c0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline] #0: ffffffff8d32b0c0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 kernel/locking/lockdep.c:6510 2 locks held by klogd/3611: #0: ffff8880b8f3a9d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140 kernel/sched/core.c:537 #1: ffff8880b8f27788 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x419/0x790 kernel/sched/psi.c:999 2 locks held by getty/4009: #0: ffff888030e26098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244 #1: ffffc9000325e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a7/0x1db0 drivers/tty/n_tty.c:2198 1 lock held by syz.8.24/5564: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.9.25/5737: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.0.26/5921: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.1.27/6311: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.2.28/6738: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.3.29/7215: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.4.30/7602: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.5.31/8046: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.6.32/8473: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 2 locks held by dhcpcd-run-hook/8685: ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.1.123-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 nmi_cpu_backtrace+0x4e1/0x560 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x1ae/0x3f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline] watchdog+0xf88/0xfd0 kernel/hung_task.c:377 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 5601 Comm: kworker/u4:7 Not tainted 6.1.123-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: phy24 ieee80211_iface_work RIP: 0010:ieee80211_sta_get_rates+0x3d3/0x720 net/mac80211/util.c:2195 Code: 38 84 c0 0f 85 fe 00 00 00 0f b7 1b 83 7c 24 2c 1f 0f 87 29 01 00 00 e8 eb 1d 4e f7 4d 89 e5 03 5c 24 44 89 d8 99 f7 7c 24 78 <89> c3 89 c7 8b 6c 24 48 89 ee e8 2e 1f 4e f7 39 eb 75 62 bf 40 00 RSP: 0018:ffffc90004fbf840 EFLAGS: 00000206 RAX: 0000000000000078 RBX: 0000000000000078 RCX: ffff888030eed940 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff8a3c7dd7 R09: fffffbfff1d360ee R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888027043370 R13: ffff888027043370 R14: 0000000000000006 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1f7c44bba8 CR3: 000000000d08e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_update_sta_info net/mac80211/ibss.c:1003 [inline] ieee80211_rx_bss_info net/mac80211/ibss.c:1118 [inline] ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1609 [inline] ieee80211_ibss_rx_queued_mgmt+0x1137/0x2dd0 net/mac80211/ibss.c:1638 ieee80211_iface_process_skb net/mac80211/iface.c:1668 [inline] ieee80211_iface_work+0x7aa/0xce0 net/mac80211/iface.c:1722 process_one_work+0x8a9/0x11d0 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 final repro crashed as (corrupted=false): INFO: task syz.9.25:5737 blocked for more than 143 seconds. Not tainted 6.1.123-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.9.25 state:D stack:26248 pid:5737 ppid:5711 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5241 [inline] __schedule+0x143f/0x4570 kernel/sched/core.c:6558 schedule+0xbf/0x180 kernel/sched/core.c:6634 rwsem_down_write_slowpath+0xea1/0x14b0 kernel/locking/rwsem.c:1189 filemap_invalidate_lock include/linux/fs.h:803 [inline] blk_ioctl_zeroout block/ioctl.c:186 [inline] blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 blkdev_ioctl+0x2f5/0x760 block/ioctl.c:613 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f7b64d85d29 RSP: 002b:00007ffd19f643b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f7b64f75fa0 RCX: 00007f7b64d85d29 RDX: 0000000020000080 RSI: 000000000000127f RDI: 0000000000000003 RBP: 00007f7b64e01b08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f7b64f75fa0 R14: 00007f7b64f75fa0 R15: 0000000000000313 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/12: #0: ffffffff8d32b290 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 kernel/rcu/tasks.h:517 1 lock held by rcu_tasks_trace/13: #0: ffffffff8d32ba90 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x29/0xe30 kernel/rcu/tasks.h:517 1 lock held by khungtaskd/28: #0: ffffffff8d32b0c0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline] #0: ffffffff8d32b0c0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline] #0: ffffffff8d32b0c0 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 kernel/locking/lockdep.c:6510 2 locks held by klogd/3611: #0: ffff8880b8f3a9d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x26/0x140 kernel/sched/core.c:537 #1: ffff8880b8f27788 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x419/0x790 kernel/sched/psi.c:999 2 locks held by getty/4009: #0: ffff888030e26098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244 #1: ffffc9000325e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6a7/0x1db0 drivers/tty/n_tty.c:2198 1 lock held by syz.8.24/5564: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.9.25/5737: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.0.26/5921: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.1.27/6311: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.2.28/6738: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.3.29/7215: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.4.30/7602: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.5.31/8046: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 1 lock held by syz.6.32/8473: #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: filemap_invalidate_lock include/linux/fs.h:803 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blk_ioctl_zeroout block/ioctl.c:186 [inline] #0: ffff888148c79ec0 (mapping.invalidate_lock#2){++++}-{3:3}, at: blkdev_common_ioctl+0x151a/0x2360 block/ioctl.c:490 2 locks held by dhcpcd-run-hook/8685: ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.1.123-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 nmi_cpu_backtrace+0x4e1/0x560 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x1ae/0x3f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline] watchdog+0xf88/0xfd0 kernel/hung_task.c:377 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 5601 Comm: kworker/u4:7 Not tainted 6.1.123-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: phy24 ieee80211_iface_work RIP: 0010:ieee80211_sta_get_rates+0x3d3/0x720 net/mac80211/util.c:2195 Code: 38 84 c0 0f 85 fe 00 00 00 0f b7 1b 83 7c 24 2c 1f 0f 87 29 01 00 00 e8 eb 1d 4e f7 4d 89 e5 03 5c 24 44 89 d8 99 f7 7c 24 78 <89> c3 89 c7 8b 6c 24 48 89 ee e8 2e 1f 4e f7 39 eb 75 62 bf 40 00 RSP: 0018:ffffc90004fbf840 EFLAGS: 00000206 RAX: 0000000000000078 RBX: 0000000000000078 RCX: ffff888030eed940 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff8a3c7dd7 R09: fffffbfff1d360ee R10: 0000000000000000 R11: dffffc0000000001 R12: ffff888027043370 R13: ffff888027043370 R14: 0000000000000006 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1f7c44bba8 CR3: 000000000d08e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_update_sta_info net/mac80211/ibss.c:1003 [inline] ieee80211_rx_bss_info net/mac80211/ibss.c:1118 [inline] ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1609 [inline] ieee80211_ibss_rx_queued_mgmt+0x1137/0x2dd0 net/mac80211/ibss.c:1638 ieee80211_iface_process_skb net/mac80211/iface.c:1668 [inline] ieee80211_iface_work+0x7aa/0xce0 net/mac80211/iface.c:1722 process_one_work+0x8a9/0x11d0 kernel/workqueue.c:2292 worker_thread+0xa47/0x1200 kernel/workqueue.c:2439 kthread+0x28d/0x320 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295