Extracting prog: 51m36.776963432s Minimizing prog: 1h24m13.76309659s Simplifying prog options: 0s Extracting C: 4m1.835989364s Simplifying C: 39m59.09258432s 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:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): 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qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqCjtwLAAAAAAgzN86ir4NAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA4FcAAAD//78SIGU=") r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000640)={0x11, 0x16, &(0x7f0000000380)=@ringbuf={{0x18, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x91}, {{0x18, 0x1, 0x1, 0x0, 0x1}}, {}, [@ldst={0x3, 0x2, 0x5, 0x0, 0x8, 0xfffffffffffffff0, 0x4}, @map_idx={0x18, 0x8, 0x5, 0x0, 0xc}, @exit, @generic={0x7, 0x5, 0x5, 0x7, 0x8}, @map_fd={0x18, 0x8, 0x1, 0x0, 0x1}], {{}, {}, {0x85, 0x0, 0x0, 0x85}}}, &(0x7f00000000c0)='GPL\x00', 0x8000, 0x41, &(0x7f0000000580)=""/65, 0x41000, 0x4, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f00000002c0)={0x7, 0x2}, 0x8, 0x10, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000480)=[0x1, 0x1], &(0x7f0000000600)=[{0x2, 0x5, 0x10, 0x2}], 0x10, 0x10000}, 0x94) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000180)={0xe, 0x3, &(0x7f0000000440)=@framed, &(0x7f0000000100)='GPL\x00', 0xffffffff, 0x0, 0x0, 0x0, 0x2, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, r0, 0x0, 0x0, 0x0, 0x0}, 0x94) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0xb, &(0x7f00000004c0)=ANY=[@ANYBLOB="18000000000000000000000000000000180100002020000000000000000000007b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000000600000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000300)='rcu_utilization\x00', r2}, 0x10) r3 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x18, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) r4 = syz_usb_connect(0x0, 0x48, &(0x7f0000000000)=ANY=[@ANYBLOB="1201000022546940fa0ae803d0990102030109023600010000000009047500038cbb2a0009050a001000010000090588"], 0x0) syz_usb_control_io$uac1(r4, 0x0, &(0x7f0000000140)={0x44, &(0x7f0000000100)={0x40, 0xc, 0x1, "06"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$uac1(r4, 0x0, &(0x7f0000000080)={0x44, &(0x7f0000000100)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) timer_settime(0x0, 0x0, &(0x7f0000000280)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) pipe(&(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r5, 0x0, r7, 0x0, 0x7, 0x9) write$P9_RWRITE(r7, &(0x7f0000000040)={0xb}, 0x11000) r8 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000240)={0x11, 0x3, &(0x7f0000000040)=ANY=[@ANYBLOB="1800000000000000000000000200000095"], &(0x7f0000000000)='GPL\x00'}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f00000004c0)='contention_begin\x00', r8}, 0x10) mkdirat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup.cpu/syz0\x00', 0x1ff) r9 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r10 = openat$cgroup_int(r9, &(0x7f0000000040)='cpuset.sched_relax_domain_level\x00', 0x2, 0x0) sendfile(r10, r10, 0x0, 0x9c) read(r6, &(0x7f0000032440)=""/102364, 0x18fdc) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000340)='kfree\x00', r1}, 0x10) r11 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000001c0)='mounts\x00') syz_io_uring_setup(0x172, &(0x7f0000000780)={0x0, 0x4f5c, 0x10100, 0xfffffffe, 0x2a0}, &(0x7f00000001c0)=0x0, &(0x7f0000000140)=0x0) r14 = openat$tun(0xffffffffffffff9c, &(0x7f0000000100), 0x0, 0x0) ioctl$TUNSETIFF(r14, 0x400454ca, &(0x7f0000000040)={'syzkaller0\x00', 0x1}) ioctl$TUNSETLINK(r14, 0x400454cd, 0x301) syz_io_uring_submit(r12, r13, &(0x7f0000000180)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd=r11, 0x0, 0x0}) fchmodat(r11, &(0x7f0000000000)='.\x00', 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$reiserfs-ioctl$SW_SYNC_IOC_CREATE_FENCE-getsockopt$sock_cred-fcntl$lock-close detailed listing: executing program 0: r0 = syz_mount_image$reiserfs(&(0x7f0000000000), &(0x7f00000000c0)='./file1\x00', 0x8488, &(0x7f0000000780), 0xfe, 0x10f5, &(0x7f0000001140)="$eJzs2T+L1EAYB+DfZNc/XST2QdDCQg5lP8EVCtvaaiNylVfdVoofx4+jV9mf22uxYB+Jm+wqRAR38ZrngTBvXuZ9MylnJgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAANCbJ19LcrdKmjFXJSlJ214u10naMX/n46xKyfOz5erpxeLZKsns5/TyIil9VV+W5sn9282iWZS+7+mDT6u37968Oj8/uxjalLS52hz/V8qwHgAAAOB33cHqa/4+AAAA8DdHO0gAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA+Edd/WUXN2NQJSlJ214u10naibob/2uBAAAAwMFKqrysp/LbY4C9R/lcl12+H7+XPn6cDxP1AAAAwB91t4bg1/v1cnO/H3+Y+W5f3ufuZZ6Tk+37MOTb6Wyy+dXm/evxKd30HAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA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ioctl$SW_SYNC_IOC_CREATE_FENCE(0xffffffffffffffff, 0xc0285700, &(0x7f0000000040)={0x2c, "6d4858a7b3a62af7f0f90bf9a1e4bb84ac24ebc6a6b69d729077f8798f36c166", 0xffffffffffffffff}) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000080)={0x0}, &(0x7f0000000100)=0xc) fcntl$lock(r1, 0x6, &(0x7f0000000140)={0x1, 0x3, 0xff, 0x1, r2}) close(r0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$packet-socket-prlimit64-sched_setscheduler-syz_genetlink_get_family_id$nl80211-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setscheduler-openat$sequencer-socket$inet6_udplite-socket$inet-sendmsg$inet detailed listing: executing program 0: socket$packet(0x11, 0x3, 0x300) socket(0x8, 0x3, 0x80000000) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, 0x0) syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r0}, 0x10) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r1 = getpid() sched_setscheduler(r1, 0x1, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) openat$sequencer(0xffffffffffffff9c, 0x0, 0x8002, 0x0) socket$inet6_udplite(0xa, 0x2, 0x88) r4 = socket$inet(0x2, 0x2, 0x1) sendmsg$inet(r4, &(0x7f0000000600)={&(0x7f0000000000)={0x2, 0x0, @empty}, 0x10, &(0x7f00000000c0)=[{&(0x7f0000000400)='\b\x00', 0x2}, {&(0x7f0000000180)="96bc1480bb58", 0x6}], 0x2, &(0x7f00000005c0)=ANY=[@ANYBLOB="1400"/23], 0x18}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$sndctrl-syz_init_net_socket$bt_l2cap-recvmmsg-ioctl$SNDRV_CTL_IOCTL_ELEM_ADD-ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE-socket-mprotect detailed listing: executing program 0: r0 = syz_open_dev$sndctrl(&(0x7f0000000100), 0x0, 0x0) r1 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) recvmmsg(r1, &(0x7f00000009c0)=[{{0x0, 0x0, 0x0}, 0xb}], 0x1, 0x10160, 0x0) ioctl$SNDRV_CTL_IOCTL_ELEM_ADD(r0, 0xc1105517, &(0x7f0000000340)={{0x0, 0x2, 0x0, 0x0, 'syz0\x00'}, 0x400006, 0x0, 0x4, 0x0, 0x0, 0x0, 'syz1\x00', 0x0}) ioctl$SNDRV_CTL_IOCTL_ELEM_WRITE(r0, 0xc1105518, &(0x7f0000000040)={{0x0, 0x0, 0x0, 0x0, 'syz0\x00'}, 0x1, [0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000000000000000, 0x0, 0xfffffffffffffffe, 0x8, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x3, 0x0, 0x0, 0x7f, 0x0, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x20000000, 0x0, 0xffffffffffffffff, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x39, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x800000, 0x0, 0x101, 0x0, 0xd721, 0x0, 0x4, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x3]}) socket(0x23, 0x2, 0x0) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VCPU-bpf$TOKEN_CREATE-socket$nl_netfilter-sendmsg$IPSET_CMD_ADD-bpf$MAP_CREATE_RINGBUF-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$KVM_SET_MSRS detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x200, 0x0) r1 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) bpf$TOKEN_CREATE(0x24, &(0x7f0000000040)={0x0, r0}, 0x8) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_ADD(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000001c0)=ANY=[@ANYBLOB="540000000b0601080000000000000000020000000900020073797a310000000005000100070000002c000780060004404e21000005000700110000000c000180080001407f0000010c000280"], 0x54}, 0x1, 0x0, 0x0, 0x10004893}, 0x80) bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f00000001c0)=ANY=[@ANYBLOB="1b00000000000000000000000300000000000000", @ANYRES32, @ANYBLOB="0600"/20, @ANYRES32=0x0, @ANYRES32, @ANYBLOB="00000000000000000500"/28], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x1b, &(0x7f0000000300)=@ringbuf={{0x18, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x8}, {{0x18, 0x1, 0x1, 0x0, 0x1}}, {}, [@initr0={0x18, 0x0, 0x0, 0x0, 0x10001, 0x0, 0x0, 0x0, 0x2}, @btf_id={0x18, 0x2, 0x3, 0x0, 0x1}, @printk={@lx, {}, {}, {}, {}, {0x7, 0x0, 0xb, 0x3, 0x0, 0x0, 0x81}}], {{}, {0x7, 0x0, 0xb, 0x2, 0x0, 0x0, 0x1}, {0x85, 0x0, 0x0, 0x84}}}, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41100, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xfffffffd}, 0x94) ioctl$KVM_SET_MSRS(r1, 0x4008ae89, &(0x7f00000002c0)=ANY=[@ANYBLOB="0100000000000000024d564b000000000b"]) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$kvm-ioctl$KVM_CREATE_VCPU-bpf$TOKEN_CREATE-socket$nl_netfilter-sendmsg$IPSET_CMD_ADD-bpf$MAP_CREATE_RINGBUF-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-ioctl$KVM_SET_MSRS detailed listing: executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0), 0x200, 0x0) r1 = ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) bpf$TOKEN_CREATE(0x24, &(0x7f0000000040)={0x0, r0}, 0x8) r2 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_ADD(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000240)={&(0x7f00000001c0)=ANY=[@ANYBLOB="540000000b0601080000000000000000020000000900020073797a310000000005000100070000002c000780060004404e21000005000700110000000c000180080001407f0000010c000280"], 0x54}, 0x1, 0x0, 0x0, 0x10004893}, 0x80) bpf$MAP_CREATE_RINGBUF(0x0, &(0x7f00000001c0)=ANY=[@ANYBLOB="1b00000000000000000000000300000000000000", @ANYRES32, @ANYBLOB="0600"/20, @ANYRES32=0x0, @ANYRES32, @ANYBLOB="00000000000000000500"/28], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000400)={0x11, 0x1b, &(0x7f0000000300)=@ringbuf={{0x18, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x8}, {{0x18, 0x1, 0x1, 0x0, 0x1}}, {}, [@initr0={0x18, 0x0, 0x0, 0x0, 0x10001, 0x0, 0x0, 0x0, 0x2}, @btf_id={0x18, 0x2, 0x3, 0x0, 0x1}, @printk={@lx, {}, {}, {}, {}, {0x7, 0x0, 0xb, 0x3, 0x0, 0x0, 0x81}}], {{}, {0x7, 0x0, 0xb, 0x2, 0x0, 0x0, 0x1}, {0x85, 0x0, 0x0, 0x84}}}, &(0x7f0000000000)='syzkaller\x00', 0x0, 0x0, 0x0, 0x41100, 0x0, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xfffffffd}, 0x94) ioctl$KVM_SET_MSRS(r1, 0x4008ae89, &(0x7f00000002c0)=ANY=[@ANYBLOB="0100000000000000024d564b000000000b"]) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setscheduler-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-socket$inet6-syz_open_dev$radio-connect$inet6-socket$nl_xfrm-sendmsg$nl_xfrm-sendmmsg$inet6-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000040)={0xa, 0x20000008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000200)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0xb, &(0x7f0000000380)=ANY=[@ANYBLOB="18000000000000000000000000000000180100002020000000000000000000007b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000000600000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41100, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000300)='rcu_utilization\x00', r3}, 0x10) r4 = socket$inet6(0xa, 0x80002, 0x0) syz_open_dev$radio(0x0, 0x2, 0x2) connect$inet6(r4, &(0x7f0000000000)={0xa, 0x4e27, 0xffffffff, @mcast2, 0x7}, 0x1c) r5 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r5, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000001f40)={&(0x7f00000004c0)=ANY=[@ANYBLOB="fc000000190001002dbd70000000000000000000000000000000000000000001fe8000000000000000000000000000bb00000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32, @ANYBLOB="00000000000000000c00000000000000000000000000000000000000000000000000000000000000ffffffffff6927ff000000000000000000000000000000000000000000000000000a000000000000feffffffff7f400002000000000000080000000000000000010000000000000044000500ac1414aa000000000000000000000000000000003c00000002000000ffffffff0000000000000000000000000620000004030000"], 0xfc}}, 0x0) sendmmsg$inet6(r4, &(0x7f0000003cc0)=[{{0x0, 0x0, 0x0}}], 0x20, 0x4001c00) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000100)={0x1, 0x4, &(0x7f00000000c0)=@framed={{0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x3}, [@jmp={0x7, 0x1, 0x4, 0x0, 0xb, 0xfffffffffffffff8}]}, &(0x7f0000000040)='GPL\x00', 0x9, 0x0, 0x0, 0x0, 0x40}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setscheduler-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-socket$inet6-syz_open_dev$radio-connect$inet6-socket$nl_xfrm-sendmsg$nl_xfrm-sendmmsg$inet6-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000040)={0xa, 0x20000008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setscheduler(r0, 0x1, &(0x7f0000000200)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0xb, &(0x7f0000000380)=ANY=[@ANYBLOB="18000000000000000000000000000000180100002020000000000000000000007b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000000600000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41100, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000540)={&(0x7f0000000300)='rcu_utilization\x00', r3}, 0x10) r4 = socket$inet6(0xa, 0x80002, 0x0) syz_open_dev$radio(0x0, 0x2, 0x2) connect$inet6(r4, &(0x7f0000000000)={0xa, 0x4e27, 0xffffffff, @mcast2, 0x7}, 0x1c) r5 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r5, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000001f40)={&(0x7f00000004c0)=ANY=[@ANYBLOB="fc000000190001002dbd70000000000000000000000000000000000000000001fe8000000000000000000000000000bb00000000000000000a00000000000000", @ANYRES32=0x0, @ANYRES32, @ANYBLOB="00000000000000000c00000000000000000000000000000000000000000000000000000000000000ffffffffff6927ff000000000000000000000000000000000000000000000000000a000000000000feffffffff7f400002000000000000080000000000000000010000000000000044000500ac1414aa000000000000000000000000000000003c00000002000000ffffffff0000000000000000000000000620000004030000"], 0xfc}}, 0x0) sendmmsg$inet6(r4, &(0x7f0000003cc0)=[{{0x0, 0x0, 0x0}}], 0x20, 0x4001c00) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000100)={0x1, 0x4, &(0x7f00000000c0)=@framed={{0x18, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x3}, [@jmp={0x7, 0x1, 0x4, 0x0, 0xb, 0xfffffffffffffff8}]}, &(0x7f0000000040)='GPL\x00', 0x9, 0x0, 0x0, 0x0, 0x40}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-connect$unix-pipe2$9p-mount$9p_fd-prlimit64-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000180)=@abs, 0x6e) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[], [], 0x6b}}) prlimit64(0x0, 0x2, &(0x7f0000000040)={0x1000000000000009, 0xffffffffffffffff}, 0x0) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program crashed: INFO: task hung in do_coredump single: successfully extracted reproducer found reproducer with 8 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-connect$unix-pipe2$9p-mount$9p_fd-prlimit64-prctl$PR_SET_MM detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000180)=@abs, 0x6e) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[], [], 0x6b}}) prlimit64(0x0, 0x2, &(0x7f0000000040)={0x1000000000000009, 0xffffffffffffffff}, 0x0) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-connect$unix-pipe2$9p-mount$9p_fd-prlimit64-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000180)=@abs, 0x6e) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[], [], 0x6b}}) prlimit64(0x0, 0x2, &(0x7f0000000040)={0x1000000000000009, 0xffffffffffffffff}, 0x0) brk(0x200000ffc000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-connect$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000180)=@abs, 0x6e) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r2}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program crashed: INFO: task hung in do_coredump testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-connect$unix-pipe2$9p-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000180)=@abs, 0x6e) pipe2$9p(&(0x7f0000001900), 0x0) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-connect$unix-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000180)=@abs, 0x6e) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {}, 0x2c, {'wfdno', 0x3d, r1}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program crashed: INFO: task hung in do_coredump testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, 0x0) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(0x0, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, 0x0, &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', 0x0, 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) pipe2$9p(&(0x7f0000001900), 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, 0x0) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk program crashed: INFO: task hung in do_coredump simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:true 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk program crashed: INFO: task hung in do_coredump testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk program crashed: INFO: task hung in do_coredump testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk program crashed: INFO: task hung in do_coredump testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk program crashed: INFO: task hung in do_coredump testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk program crashed: INFO: task hung in do_coredump testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk program crashed: INFO: task hung in do_coredump testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program crashed: INFO: task hung in do_coredump validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program crashed: INFO: task hung in do_coredump validation run: crashed=true testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-socketpair$unix-pipe2$9p-mount$9p_fd-prctl$PR_SET_MM-brk detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000000080)='./file0\x00', 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2$9p(&(0x7f0000001900)={0xffffffffffffffff}, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f00000001c0), 0x4000, &(0x7f0000003640)={'trans=fd,', {'rfdno', 0x3d, r1}, 0x2c, {'wfdno', 0x3d, r0}, 0x2c, {[], [], 0x6b}}) prctl$PR_SET_MM(0x23, 0x6, &(0x7f0000001000/0x4000)=nil) brk(0x200000ffc000) program crashed: INFO: task hung in do_coredump validation run: crashed=true reproducing took 3h15m40.516827926s repro crashed as (corrupted=false): INFO: task syz.0.17:5949 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.17 state:D stack:25544 pid:5949 ppid:5902 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 schedule+0xbd/0x170 kernel/sched/core.c:6773 schedule_timeout+0x9b/0x280 kernel/time/timer.c:2143 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common+0x3cb/0x6d0 kernel/sched/completion.c:116 wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion_state+0x1c/0x40 kernel/sched/completion.c:264 coredump_wait fs/coredump.c:443 [inline] do_coredump+0x85c/0x2480 fs/coredump.c:640 get_signal+0x1133/0x1400 kernel/signal.c:2888 arch_do_signal_or_restart+0x96/0x780 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174 exit_to_user_mode_prepare+0xf6/0x180 kernel/entry/common.c:210 irqentry_exit_to_user_mode+0x9/0x40 kernel/entry/common.c:315 exc_page_fault+0x8f/0x110 arch/x86/mm/fault.c:1524 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:608 RIP: 0033:0x7fe0a1e4f927 RSP: 002b:00007ffd873ff460 EFLAGS: 00010206 RAX: 0000000000000000 RBX: 000000000000000b RCX: 0000000000018e70 RDX: 00007ffd873ff480 RSI: 00007ffd873ff5b0 RDI: 000000000000000b RBP: 00007fe0a21d7da0 R08: 0000000000000066 R09: 0000000000745d1e R10: 000000366345e4ac R11: 0000000000004a3a R12: 0000000000019294 R13: 00007fe0a21d6090 R14: ffffffffffffffff R15: 00007ffd874fdca0 INFO: task syz.0.17:5951 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.17 state:D stack:26856 pid:5951 ppid:5902 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 schedule+0xbd/0x170 kernel/sched/core.c:6773 coredump_task_exit kernel/exit.c:436 [inline] do_exit+0x4a0/0x23c0 kernel/exit.c:825 do_group_exit+0x21b/0x2d0 kernel/exit.c:1024 get_signal+0x12fc/0x1400 kernel/signal.c:2902 arch_do_signal_or_restart+0x96/0x780 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174 exit_to_user_mode_prepare+0xf6/0x180 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x1a/0x50 kernel/entry/common.c:302 do_syscall_64+0x61/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fe0a1f8eba9 RSP: 002b:00007fe0a2e6d0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fe0a21d6098 RCX: 00007fe0a1f8eba9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fe0a21d6098 RBP: 00007fe0a21d6090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe0a21d6128 R14: 00007ffd874fd940 R15: 00007ffd874fda28 Showing all locks held in the system: 1 lock held by khungtaskd/29: #0: ffffffff8cd2fe20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:334 [inline] #0: ffffffff8cd2fe20 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:786 [inline] #0: ffffffff8cd2fe20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x290 kernel/locking/lockdep.c:6633 2 locks held by kworker/u4:7/1091: #0: ffff8880b8f3c458 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:558 #1: ffff8880b8f289c0 (psi_seq){-.-.}-{0:0}, at: psi_sched_switch kernel/sched/stats.h:189 [inline] #1: ffff8880b8f289c0 (psi_seq){-.-.}-{0:0}, at: __schedule+0x20ee/0x44d0 kernel/sched/core.c:6694 2 locks held by getty/5546: #0: ffff88814c7310a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc9000327b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x425/0x1380 drivers/tty/n_tty.c:2217 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106 nmi_cpu_backtrace+0x39b/0x3d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x17a/0x2f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline] watchdog+0xf41/0xf80 kernel/hung_task.c:379 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 12 Comm: kworker/u4:1 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Workqueue: bat_events batadv_nc_worker RIP: 0010:__lock_release kernel/locking/lockdep.c:5415 [inline] RIP: 0010:lock_release+0x1a1/0x8b0 kernel/locking/lockdep.c:5774 Code: 85 da 04 00 00 83 3d a9 45 e3 0c 00 0f 84 a3 03 00 00 48 8b 7c 24 10 4c 8d b7 d8 0a 00 00 4c 89 f2 48 c1 ea 03 42 0f b6 04 2a <84> c0 0f 85 d3 04 00 00 41 8b 06 85 c0 0f 84 1c 02 00 00 48 89 54 RSP: 0018:ffffc90000117980 EFLAGS: 00000802 RAX: 0000000000000000 RBX: ffff88801ba564dc RCX: 6da1e8ff7c141400 RDX: 1ffff1100374ac9b RSI: ffffffff8aaac980 RDI: ffff88801ba55a00 RBP: ffffc90000117aa0 R08: ffffffff8e4a94ef R09: 1ffffffff1c9529d R10: dffffc0000000000 R11: fffffbfff1c9529e R12: ffffffff8a36ded1 R13: dffffc0000000000 R14: ffff88801ba564d8 R15: 1ffff92000022f3c FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055ca4e807168 CR3: 000000000cb30000 CR4: 00000000003506e0 Call Trace: __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:165 [inline] _raw_spin_unlock_bh+0x1b/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] batadv_nc_purge_paths+0x311/0x3a0 net/batman-adv/network-coding.c:471 batadv_nc_worker+0x328/0x610 net/batman-adv/network-coding.c:720 process_one_work kernel/workqueue.c:2634 [inline] process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 final repro crashed as (corrupted=false): INFO: task syz.0.17:5949 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.17 state:D stack:25544 pid:5949 ppid:5902 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 schedule+0xbd/0x170 kernel/sched/core.c:6773 schedule_timeout+0x9b/0x280 kernel/time/timer.c:2143 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common+0x3cb/0x6d0 kernel/sched/completion.c:116 wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion_state+0x1c/0x40 kernel/sched/completion.c:264 coredump_wait fs/coredump.c:443 [inline] do_coredump+0x85c/0x2480 fs/coredump.c:640 get_signal+0x1133/0x1400 kernel/signal.c:2888 arch_do_signal_or_restart+0x96/0x780 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174 exit_to_user_mode_prepare+0xf6/0x180 kernel/entry/common.c:210 irqentry_exit_to_user_mode+0x9/0x40 kernel/entry/common.c:315 exc_page_fault+0x8f/0x110 arch/x86/mm/fault.c:1524 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:608 RIP: 0033:0x7fe0a1e4f927 RSP: 002b:00007ffd873ff460 EFLAGS: 00010206 RAX: 0000000000000000 RBX: 000000000000000b RCX: 0000000000018e70 RDX: 00007ffd873ff480 RSI: 00007ffd873ff5b0 RDI: 000000000000000b RBP: 00007fe0a21d7da0 R08: 0000000000000066 R09: 0000000000745d1e R10: 000000366345e4ac R11: 0000000000004a3a R12: 0000000000019294 R13: 00007fe0a21d6090 R14: ffffffffffffffff R15: 00007ffd874fdca0 INFO: task syz.0.17:5951 blocked for more than 143 seconds. Not tainted syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.17 state:D stack:26856 pid:5951 ppid:5902 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 schedule+0xbd/0x170 kernel/sched/core.c:6773 coredump_task_exit kernel/exit.c:436 [inline] do_exit+0x4a0/0x23c0 kernel/exit.c:825 do_group_exit+0x21b/0x2d0 kernel/exit.c:1024 get_signal+0x12fc/0x1400 kernel/signal.c:2902 arch_do_signal_or_restart+0x96/0x780 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174 exit_to_user_mode_prepare+0xf6/0x180 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x1a/0x50 kernel/entry/common.c:302 do_syscall_64+0x61/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fe0a1f8eba9 RSP: 002b:00007fe0a2e6d0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fe0a21d6098 RCX: 00007fe0a1f8eba9 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fe0a21d6098 RBP: 00007fe0a21d6090 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fe0a21d6128 R14: 00007ffd874fd940 R15: 00007ffd874fda28 Showing all locks held in the system: 1 lock held by khungtaskd/29: #0: ffffffff8cd2fe20 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:334 [inline] #0: ffffffff8cd2fe20 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:786 [inline] #0: ffffffff8cd2fe20 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x290 kernel/locking/lockdep.c:6633 2 locks held by kworker/u4:7/1091: #0: ffff8880b8f3c458 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:558 #1: ffff8880b8f289c0 (psi_seq){-.-.}-{0:0}, at: psi_sched_switch kernel/sched/stats.h:189 [inline] #1: ffff8880b8f289c0 (psi_seq){-.-.}-{0:0}, at: __schedule+0x20ee/0x44d0 kernel/sched/core.c:6694 2 locks held by getty/5546: #0: ffff88814c7310a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243 #1: ffffc9000327b2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x425/0x1380 drivers/tty/n_tty.c:2217 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 29 Comm: khungtaskd Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Call Trace: dump_stack_lvl+0x16c/0x230 lib/dump_stack.c:106 nmi_cpu_backtrace+0x39b/0x3d0 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x17a/0x2f0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline] watchdog+0xf41/0xf80 kernel/hung_task.c:379 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 12 Comm: kworker/u4:1 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 Workqueue: bat_events batadv_nc_worker RIP: 0010:__lock_release kernel/locking/lockdep.c:5415 [inline] RIP: 0010:lock_release+0x1a1/0x8b0 kernel/locking/lockdep.c:5774 Code: 85 da 04 00 00 83 3d a9 45 e3 0c 00 0f 84 a3 03 00 00 48 8b 7c 24 10 4c 8d b7 d8 0a 00 00 4c 89 f2 48 c1 ea 03 42 0f b6 04 2a <84> c0 0f 85 d3 04 00 00 41 8b 06 85 c0 0f 84 1c 02 00 00 48 89 54 RSP: 0018:ffffc90000117980 EFLAGS: 00000802 RAX: 0000000000000000 RBX: ffff88801ba564dc RCX: 6da1e8ff7c141400 RDX: 1ffff1100374ac9b RSI: ffffffff8aaac980 RDI: ffff88801ba55a00 RBP: ffffc90000117aa0 R08: ffffffff8e4a94ef R09: 1ffffffff1c9529d R10: dffffc0000000000 R11: fffffbfff1c9529e R12: ffffffff8a36ded1 R13: dffffc0000000000 R14: ffff88801ba564d8 R15: 1ffff92000022f3c FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055ca4e807168 CR3: 000000000cb30000 CR4: 00000000003506e0 Call Trace: __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:165 [inline] _raw_spin_unlock_bh+0x1b/0x40 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:396 [inline] batadv_nc_purge_paths+0x311/0x3a0 net/batman-adv/network-coding.c:471 batadv_nc_worker+0x328/0x610 net/batman-adv/network-coding.c:720 process_one_work kernel/workqueue.c:2634 [inline] process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293