Extracting prog: 3m7.869869668s Minimizing prog: 2h19m1.833665166s Simplifying prog options: 0s Extracting C: 3m7.194308515s Simplifying C: 23m25.278354238s extracting reproducer from 37 programs first checking the prog from the crash report single: executing 1 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-fsmount-fchdir-open-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON-rt_sigtimedwait-bpf$BPF_PROG_WITH_BTFID_LOAD-mprotect-socket detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) r5 = fsmount(r0, 0x0, 0x0) fchdir(r5) open(&(0x7f0000000040)='./bus\x00', 0xa140, 0x100) r6 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r6, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) rt_sigtimedwait(0x0, 0x0, 0x0, 0x0) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000300)=@bpf_lsm={0xd, 0x5, &(0x7f0000000040)=ANY=[@ANYBLOB="660a0000a9b8f1f2"], 0x0}, 0x94) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) socket(0x15, 0x5, 0x0) program crashed: INFO: task hung in do_coredump single: successfully extracted reproducer found reproducer with 29 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-fsmount-fchdir-open-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON-rt_sigtimedwait-bpf$BPF_PROG_WITH_BTFID_LOAD-mprotect detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) r5 = fsmount(r0, 0x0, 0x0) fchdir(r5) open(&(0x7f0000000040)='./bus\x00', 0xa140, 0x100) r6 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r6, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) rt_sigtimedwait(0x0, 0x0, 0x0, 0x0) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000300)=@bpf_lsm={0xd, 0x5, &(0x7f0000000040)=ANY=[@ANYBLOB="660a0000a9b8f1f2"], 0x0}, 0x94) mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x5) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-fsmount-fchdir-open-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON-rt_sigtimedwait-bpf$BPF_PROG_WITH_BTFID_LOAD detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) r5 = fsmount(r0, 0x0, 0x0) fchdir(r5) open(&(0x7f0000000040)='./bus\x00', 0xa140, 0x100) r6 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r6, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) rt_sigtimedwait(0x0, 0x0, 0x0, 0x0) bpf$BPF_PROG_WITH_BTFID_LOAD(0x5, &(0x7f0000000300)=@bpf_lsm={0xd, 0x5, &(0x7f0000000040)=ANY=[@ANYBLOB="660a0000a9b8f1f2"], 0x0}, 0x94) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-fsmount-fchdir-open-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON-rt_sigtimedwait detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) r5 = fsmount(r0, 0x0, 0x0) fchdir(r5) open(&(0x7f0000000040)='./bus\x00', 0xa140, 0x100) r6 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r6, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) rt_sigtimedwait(0x0, 0x0, 0x0, 0x0) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-fsmount-fchdir-open-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) r5 = fsmount(r0, 0x0, 0x0) fchdir(r5) open(&(0x7f0000000040)='./bus\x00', 0xa140, 0x100) r6 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r6, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-fsmount-fchdir-open-open-mmap detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) r5 = fsmount(r0, 0x0, 0x0) fchdir(r5) open(&(0x7f0000000040)='./bus\x00', 0xa140, 0x100) r6 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r6, 0xb5ff3000) 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-fsmount-fchdir-open-open-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) r5 = fsmount(r0, 0x0, 0x0) fchdir(r5) open(&(0x7f0000000040)='./bus\x00', 0xa140, 0x100) open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-fsmount-fchdir-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) r5 = fsmount(r0, 0x0, 0x0) fchdir(r5) open(&(0x7f0000000040)='./bus\x00', 0xa140, 0x100) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, 0xffffffffffffffff, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-fsmount-fchdir-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) r5 = fsmount(r0, 0x0, 0x0) fchdir(r5) r6 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r6, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-fsmount-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) fsmount(r0, 0x0, 0x0) r5 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r5, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) io_uring_register$IORING_REGISTER_IOWQ_MAX_WORKERS(r2, 0x13, &(0x7f0000000140)=[0x10, 0x12], 0x2) r5 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r5, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r5 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r5, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-bpf$PROG_LOAD-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000003c0)={0x1, 0xe, &(0x7f0000001880)=ANY=[], &(0x7f00000001c0)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000)={0x3}, 0x8, 0x10, &(0x7f0000000000)={0x0, 0x0, 0x0, 0xfffffffc}, 0x10}, 0x94) r5 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r5, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-bpf$MAP_LOOKUP_BATCH-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) bpf$MAP_LOOKUP_BATCH(0x1b, 0x0, 0x0) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r5 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r5, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-sched_setscheduler-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r5 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r5, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-recvmmsg-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) recvmmsg(r4, &(0x7f00000000c0), 0x10106, 0x2, 0x0) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r5 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r5, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-openat$drirender128-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) openat$drirender128(0xffffffffffffff9c, &(0x7f0000000040), 0x20000, 0x0) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r4 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r4, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r4 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r4, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r4 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r4, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-sched_setscheduler-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r3 = getpid() sched_setscheduler(r3, 0x2, &(0x7f0000000200)=0x7) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r4 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r4, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-getpid-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) getpid() io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r3 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r3, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-sched_setscheduler-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r3 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r3, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-prlimit64-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000180)={0x8, 0x88}, 0x0) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r3 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r3, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r3 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r3, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-syz_io_uring_setup-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) r2 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r2, 0x47fa, 0x0, 0x0, 0x0, 0x0) r3 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r3, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-setsockopt$SO_BINDTODEVICE-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) setsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000080)='macsec0\x00', 0x10) io_uring_enter(0xffffffffffffffff, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(0xffffffffffffffff, 0x47fa, 0x0, 0x0, 0x0, 0x0) r2 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r2, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-socketpair$nbd-syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)) r1 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r1, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r1, 0x47fa, 0x0, 0x0, 0x0, 0x0) r2 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r2, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-fsconfig$FSCONFIG_CMD_CREATE-syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) r1 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r1, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r1, 0x47fa, 0x0, 0x0, 0x0, 0x0) r2 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r2, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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}}): fsopen-syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: fsopen(&(0x7f0000000280)='ceph\x00', 0x0) r0 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r0, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r0, 0x47fa, 0x0, 0x0, 0x0, 0x0) r1 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r1, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r0, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r0, 0x47fa, 0x0, 0x0, 0x0, 0x0) r1 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r1, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) program crashed: INFO: task hung in do_coredump 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_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = syz_io_uring_setup(0x3d1a, 0x0, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r0, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r0, 0x47fa, 0x0, 0x0, 0x0, 0x0) r1 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r1, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) 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_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, 0x0, &(0x7f00000000c0)) io_uring_enter(r0, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r0, 0x47fa, 0x0, 0x0, 0x0, 0x0) r1 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r1, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) 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_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), 0x0) io_uring_enter(r0, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r0, 0x47fa, 0x0, 0x0, 0x0, 0x0) r1 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r1, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) 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_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r0, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r0, 0x47fa, 0x0, 0x0, 0x0, 0x0) r1 = open(0x0, 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r1, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, &(0x7f0000000000)) 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_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r0, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r0, 0x47fa, 0x0, 0x0, 0x0, 0x0) r1 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r1, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, 0x0) program crashed: INFO: task hung in do_coredump 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}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON program crashed: INFO: task hung in do_coredump simplifying C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON program crashed: INFO: task hung in do_coredump testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON program crashed: INFO: task hung in do_coredump testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON program crashed: INFO: task hung in do_coredump testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r0, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r0, 0x47fa, 0x0, 0x0, 0x0, 0x0) r1 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r1, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, 0x0) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r0, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r0, 0x47fa, 0x0, 0x0, 0x0, 0x0) r1 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r1, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, 0x0) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_io_uring_setup-io_uring_enter-io_uring_enter-open-mmap-prctl$PR_SET_SYSCALL_USER_DISPATCH_ON detailed listing: executing program 0: r0 = syz_io_uring_setup(0x3d1a, &(0x7f0000000480)={0x0, 0x0, 0x10000, 0x2}, &(0x7f0000000100), &(0x7f00000000c0)) io_uring_enter(r0, 0x0, 0x235c, 0x3, 0x0, 0x0) io_uring_enter(r0, 0x47fa, 0x0, 0x0, 0x0, 0x0) r1 = open(&(0x7f0000000180)='./bus\x00', 0x14927e, 0x0) mmap(&(0x7f0000000000/0x600000)=nil, 0x600000, 0x27fffff, 0x4002011, r1, 0xb5ff3000) prctl$PR_SET_SYSCALL_USER_DISPATCH_ON(0x3b, 0x1, 0x2, 0x2, 0x0) program crashed: INFO: task hung in do_coredump validation run: crashed=true reproducing took 2h58m9.143709898s repro crashed as (corrupted=false): INFO: task syz.0.16:6029 blocked for more than 143 seconds. Not tainted 6.16.0-rc4-syzkaller-00319-g05df91921da6 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.16 state:D stack:26984 pid:6029 tgid:6027 ppid:5951 task_flags:0x400740 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5396 [inline] __schedule+0x116a/0x5de0 kernel/sched/core.c:6785 __schedule_loop kernel/sched/core.c:6863 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:6878 schedule_timeout+0x257/0x290 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common+0x2ff/0x4e0 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:504 [inline] do_coredump+0x8fa/0x4f10 fs/coredump.c:686 get_signal+0x22e3/0x26d0 kernel/signal.c:3019 arch_do_signal_or_restart+0x8f/0x7d0 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop+0x84/0x110 kernel/entry/common.c:111 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline] do_syscall_64+0x3f6/0x4c0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f351d58e929 RSP: 002b:00007f351c65c0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 00000000000000ca RBX: 00007f351d7b6088 RCX: 00007f351d58e929 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f351d7b608c RBP: 00007f351d7b6080 R08: 00007f351e301000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f351d7b608c R13: 0000000000000000 R14: 00007fff6a681f90 R15: 00007fff6a682078 Showing all locks held in the system: 1 lock held by khungtaskd/31: #0: ffffffff8e5c4940 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #0: ffffffff8e5c4940 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:841 [inline] #0: ffffffff8e5c4940 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x1c0 kernel/locking/lockdep.c:6770 2 locks held by getty/5596: #0: ffff88814c9460a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243 #1: ffffc9000333b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x41b/0x14f0 drivers/tty/n_tty.c:2222 1 lock held by syz.0.16/6028: 1 lock held by syz.1.17/6052: 1 lock held by syz.2.18/6083: 1 lock held by syz.4.20/6137: 1 lock held by syz.5.21/6170: 1 lock held by syz.6.22/6203: 1 lock held by syz.7.23/6237: ============================================= NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.16.0-rc4-syzkaller-00319-g05df91921da6 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:158 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:307 [inline] watchdog+0xf70/0x12c0 kernel/hung_task.c:470 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 6083 Comm: syz.2.18 Not tainted 6.16.0-rc4-syzkaller-00319-g05df91921da6 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:__sanitizer_cov_trace_pc+0x41/0x70 kernel/kcov.c:217 Code: a9 00 01 ff 00 74 1d f6 c4 01 74 43 a9 00 00 0f 00 75 3c a9 00 00 f0 00 75 35 8b 82 3c 16 00 00 85 c0 74 2b 8b 82 18 16 00 00 <83> f8 02 75 20 48 8b 8a 20 16 00 00 8b 92 1c 16 00 00 48 8b 01 48 RSP: 0018:ffffc90003ddfb58 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff84d11675 RDX: ffff88807edcc880 RSI: ffffffff84d11684 RDI: 0000000000000005 RBP: 1ffff920007bbf6c R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: ffff88807edcc880 R15: ffff88807a988318 FS: 00007fb7d96996c0(0000) GS:ffff888124815000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cbe51c1be0 CR3: 000000005d442000 CR4: 00000000003526f0 Call Trace: get_current arch/x86/include/asm/current.h:25 [inline] io_run_task_work+0xf4/0x670 io_uring/io_uring.h:373 io_cqring_wait+0x9e4/0x18e0 io_uring/io_uring.c:2619 __do_sys_io_uring_enter+0xef8/0x1630 io_uring/io_uring.c:3444 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb7d878e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb7d9699038 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa RAX: ffffffffffffffda RBX: 00007fb7d89b5fa0 RCX: 00007fb7d878e929 RDX: 000000000000235c RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00007fb7d8810b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fb7d89b5fa0 R15: 00007ffd99f222a8 final repro crashed as (corrupted=false): INFO: task syz.0.16:6029 blocked for more than 143 seconds. Not tainted 6.16.0-rc4-syzkaller-00319-g05df91921da6 #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.16 state:D stack:26984 pid:6029 tgid:6027 ppid:5951 task_flags:0x400740 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5396 [inline] __schedule+0x116a/0x5de0 kernel/sched/core.c:6785 __schedule_loop kernel/sched/core.c:6863 [inline] schedule+0xe7/0x3a0 kernel/sched/core.c:6878 schedule_timeout+0x257/0x290 kernel/time/sleep_timeout.c:75 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common+0x2ff/0x4e0 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:504 [inline] do_coredump+0x8fa/0x4f10 fs/coredump.c:686 get_signal+0x22e3/0x26d0 kernel/signal.c:3019 arch_do_signal_or_restart+0x8f/0x7d0 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop+0x84/0x110 kernel/entry/common.c:111 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline] do_syscall_64+0x3f6/0x4c0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f351d58e929 RSP: 002b:00007f351c65c0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 00000000000000ca RBX: 00007f351d7b6088 RCX: 00007f351d58e929 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f351d7b608c RBP: 00007f351d7b6080 R08: 00007f351e301000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f351d7b608c R13: 0000000000000000 R14: 00007fff6a681f90 R15: 00007fff6a682078 Showing all locks held in the system: 1 lock held by khungtaskd/31: #0: ffffffff8e5c4940 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire include/linux/rcupdate.h:331 [inline] #0: ffffffff8e5c4940 (rcu_read_lock){....}-{1:3}, at: rcu_read_lock include/linux/rcupdate.h:841 [inline] #0: ffffffff8e5c4940 (rcu_read_lock){....}-{1:3}, at: debug_show_all_locks+0x36/0x1c0 kernel/locking/lockdep.c:6770 2 locks held by getty/5596: #0: ffff88814c9460a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243 #1: ffffc9000333b2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x41b/0x14f0 drivers/tty/n_tty.c:2222 1 lock held by syz.0.16/6028: 1 lock held by syz.1.17/6052: 1 lock held by syz.2.18/6083: 1 lock held by syz.4.20/6137: 1 lock held by syz.5.21/6170: 1 lock held by syz.6.22/6203: 1 lock held by syz.7.23/6237: ============================================= NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 31 Comm: khungtaskd Not tainted 6.16.0-rc4-syzkaller-00319-g05df91921da6 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x116/0x1f0 lib/dump_stack.c:120 nmi_cpu_backtrace+0x27b/0x390 lib/nmi_backtrace.c:113 nmi_trigger_cpumask_backtrace+0x29c/0x300 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:158 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:307 [inline] watchdog+0xf70/0x12c0 kernel/hung_task.c:470 kthread+0x3c2/0x780 kernel/kthread.c:464 ret_from_fork+0x5d4/0x6f0 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 6083 Comm: syz.2.18 Not tainted 6.16.0-rc4-syzkaller-00319-g05df91921da6 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:__sanitizer_cov_trace_pc+0x41/0x70 kernel/kcov.c:217 Code: a9 00 01 ff 00 74 1d f6 c4 01 74 43 a9 00 00 0f 00 75 3c a9 00 00 f0 00 75 35 8b 82 3c 16 00 00 85 c0 74 2b 8b 82 18 16 00 00 <83> f8 02 75 20 48 8b 8a 20 16 00 00 8b 92 1c 16 00 00 48 8b 01 48 RSP: 0018:ffffc90003ddfb58 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff84d11675 RDX: ffff88807edcc880 RSI: ffffffff84d11684 RDI: 0000000000000005 RBP: 1ffff920007bbf6c R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: ffff88807edcc880 R15: ffff88807a988318 FS: 00007fb7d96996c0(0000) GS:ffff888124815000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055cbe51c1be0 CR3: 000000005d442000 CR4: 00000000003526f0 Call Trace: get_current arch/x86/include/asm/current.h:25 [inline] io_run_task_work+0xf4/0x670 io_uring/io_uring.h:373 io_cqring_wait+0x9e4/0x18e0 io_uring/io_uring.c:2619 __do_sys_io_uring_enter+0xef8/0x1630 io_uring/io_uring.c:3444 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fb7d878e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb7d9699038 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa RAX: ffffffffffffffda RBX: 00007fb7d89b5fa0 RCX: 00007fb7d878e929 RDX: 000000000000235c RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00007fb7d8810b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fb7d89b5fa0 R15: 00007ffd99f222a8