Extracting prog: 14m53.799109292s Minimizing prog: 1h58m34.910202351s Simplifying prog options: 0s Extracting C: 2m50.811186848s Simplifying C: 59m54.044786975s extracting reproducer from 24 programs testing a last program of every proc single: executing 4 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}}): socket$nl_generic-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sched_setscheduler-socket$can_bcm-socket$nl_sock_diag-link-sendmsg$TCPDIAG_GETSOCK-ioctl$BLKPG-connect$unix-syz_mount_image$udf-openat-write$UHID_INPUT detailed listing: executing program 0: socket$nl_generic(0x10, 0x3, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000240)=0x7) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './cgroup\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) socket$can_bcm(0x1d, 0x2, 0x2) r3 = socket$nl_sock_diag(0x10, 0x3, 0x4) link(&(0x7f00000001c0)='./cgroup\x00', 0x0) sendmsg$TCPDIAG_GETSOCK(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)={0x54, 0x12, 0x1, 0x0, 0x0, {}, [@INET_DIAG_REQ_BYTECODE={0x8, 0x3, "06010000"}]}, 0x54}}, 0x0) ioctl$BLKPG(0xffffffffffffffff, 0x1269, 0x0) connect$unix(r1, 0x0, 0x0) syz_mount_image$udf(&(0x7f0000000080), &(0x7f0000000100)='./bus\x00', 0x18418, &(0x7f00000003c0)=ANY=[@ANYRES32=0x0, @ANYBLOB="9c8a4f967ca55468510ec76d6db61f", @ANYRES32=0x0, @ANYRESHEX, @ANYRESDEC=0x0, @ANYRESHEX=0x0, @ANYRESOCT=0x0, @ANYRESOCT], 0xfe, 0x4b5, &(0x7f0000000680)="$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") r4 = openat(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup\x00', 0x101042, 0x0) write$UHID_INPUT(r4, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$nl_netfilter-openat$misdntimer-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-prctl$PR_SCHED_CORE-syz_io_uring_setup-connect$inet-syz_memcpy_off$IO_URING_METADATA_GENERIC-syz_io_uring_submit-io_uring_enter detailed listing: executing program 0: socket$nl_netfilter(0x10, 0x3, 0xc) openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r2 = syz_io_uring_setup(0xbdc, &(0x7f0000000640)={0x0, 0xec25, 0x400, 0x1, 0x40000333}, &(0x7f00000006c0)=0x0, &(0x7f00000001c0)=0x0) connect$inet(0xffffffffffffffff, 0x0, 0x0) syz_memcpy_off$IO_URING_METADATA_GENERIC(r3, 0x4, &(0x7f0000000180)=0xfffffffc, 0x0, 0x4) syz_io_uring_submit(r3, r4, &(0x7f0000000200)=@IORING_OP_READV=@pass_iovec={0x1, 0x0, 0x0, @fd_index=0x4, 0x0, 0x0}) io_uring_enter(r2, 0x847ba, 0x0, 0xe, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-sendmmsg$unix-sched_setscheduler-sigaltstack-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) sigaltstack(&(0x7f0000000480)={&(0x7f0000004000)=""/4126, 0x80000001, 0x101e}, 0x0) r4 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r4}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted single: successfully extracted reproducer found reproducer with 21 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-sendmmsg$unix-sched_setscheduler-sigaltstack-gettid-timer_create detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) sigaltstack(&(0x7f0000000480)={&(0x7f0000004000)=""/4126, 0x80000001, 0x101e}, 0x0) r4 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r4}, &(0x7f0000bbdffc)) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-sendmmsg$unix-sched_setscheduler-sigaltstack-gettid-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) sigaltstack(&(0x7f0000000480)={&(0x7f0000004000)=""/4126, 0x80000001, 0x101e}, 0x0) gettid() timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-sendmmsg$unix-sched_setscheduler-sigaltstack-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) sigaltstack(&(0x7f0000000480)={&(0x7f0000004000)=""/4126, 0x80000001, 0x101e}, 0x0) timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-sendmmsg$unix-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r4 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r4}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-sendmmsg$unix-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) r4 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r4}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-getpid-mmap-socketpair$unix-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r3 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in vm_mmap_pgoff testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-getpid-mmap-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r3 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-getpid-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) getpid() sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r3 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r3 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r3 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) r2 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='sched_switch\x00', r2}, 0x10) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r3 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r3}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x41000, 0x0, '\x00', 0x0, 0x2}, 0x94) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r2 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r2}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-openat$cgroup_int-prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) openat$cgroup_int(0xffffffffffffffff, &(0x7f00000005c0)='blkio.throttle.write_bps_device\x00', 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r2 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r2}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) recvmsg(r1, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r2 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r2}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) r1 = accept4(r0, 0x0, 0x0, 0x800) sendmmsg$alg(r1, &(0x7f0000000040)=[{0x0, 0x0, 0x0, 0x0, &(0x7f0000000380)=[@op={0x18, 0x117, 0x3, 0x1}], 0x18}], 0x1, 0x4000) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r2 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r2}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) accept4(r0, 0x0, 0x0, 0x800) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r1 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r1 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-bind$alg-prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000001100)={0x26, 'skcipher\x00', 0x0, 0x0, 'ecb(serpent)\x00'}, 0x58) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r1 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r1}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in validate_mm testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-socket$alg-prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) socket$alg(0x26, 0x5, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r0 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat$cgroup_root-prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: mkdirat$cgroup_root(0xffffffffffffff9c, 0x0, 0x1ff) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r0 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in kthread 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-gettid-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r0 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in worker_thread 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-gettid-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r0 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 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}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, 0x0) r0 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 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}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) gettid() timer_create(0x0, 0x0, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 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}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r0 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r0}, 0x0) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 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}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r0 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, 0x0, 0x0) 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}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted 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}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime 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:false Repeat:true RepeatTimes:0 Procs:4 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}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime 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:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false 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-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false 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-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false 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-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false 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-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false 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-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false 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-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false 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-gettid-timer_create-timer_settime 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:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false 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-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime 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:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r0 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r0 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x100}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6) r0 = gettid() timer_create(0x0, &(0x7f0000000080)={0x0, 0x21, 0x800000000004, @tid=r0}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true reproducing took 3h24m41.215068627s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5897/1:b..l rcu: (detected by 0, t=10502 jiffies, g=11025, q=530 ncpus=2) task:syz-executor state:R running task stack:21736 pid:5897 ppid:5881 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 preempt_schedule_common+0x82/0xc0 kernel/sched/core.c:6866 preempt_schedule+0xab/0xc0 kernel/sched/core.c:6890 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45 vprintk_emit+0x578/0x600 kernel/printk/printk.c:2342 _printk+0xd0/0x110 kernel/printk/printk.c:2366 batadv_check_known_mac_addr+0x2a7/0x3e0 net/batman-adv/hard-interface.c:528 batadv_hard_if_event+0x3a3/0x15b0 net/batman-adv/hard-interface.c:998 notifier_call_chain+0x197/0x390 kernel/notifier.c:93 call_netdevice_notifiers_extack net/core/dev.c:2064 [inline] call_netdevice_notifiers net/core/dev.c:2078 [inline] dev_set_mac_address+0x377/0x4b0 net/core/dev.c:8948 dev_set_mac_address_user+0x31/0x50 net/core/dev.c:8962 do_setlink+0x871/0x3fb0 net/core/rtnetlink.c:2860 __rtnl_newlink net/core/rtnetlink.c:3703 [inline] rtnl_newlink+0x175b/0x2020 net/core/rtnetlink.c:3750 rtnetlink_rcv_msg+0x7c7/0xf10 net/core/rtnetlink.c:6472 netlink_rcv_skb+0x216/0x480 net/netlink/af_netlink.c:2545 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x751/0x8d0 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x8c1/0xbe0 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg net/socket.c:745 [inline] __sys_sendto+0x46a/0x620 net/socket.c:2201 __do_sys_sendto net/socket.c:2213 [inline] __se_sys_sendto net/socket.c:2209 [inline] __x64_sys_sendto+0xde/0xf0 net/socket.c:2209 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f4c127915dc RSP: 002b:00007ffea8010c60 EFLAGS: 00000293 ORIG_RAX: 000000000000002c RAX: ffffffffffffffda RBX: 00007f4c13514620 RCX: 00007f4c127915dc RDX: 000000000000002c RSI: 00007f4c13514670 RDI: 0000000000000003 RBP: 0000000000000000 R08: 00007ffea8010cb4 R09: 000000000000000c R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000003 R13: 0000000000000000 R14: 00007f4c13514670 R15: 0000000000000000 rcu: rcu_preempt kthread starved for 10538 jiffies! g11025 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:27752 pid:17 ppid:2 flags:0x00004000 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+0x160/0x280 kernel/time/timer.c:2167 rcu_gp_fqs_loop+0x302/0x1560 kernel/rcu/tree.c:1667 rcu_gp_kthread+0x99/0x380 kernel/rcu/tree.c:1866 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 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 6007 Comm: syz.3.20 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:__this_cpu_preempt_check+0x0/0x20 lib/smp_processor_id.c:65 Code: 48 89 da e8 72 97 f4 ff 48 8b 74 24 30 48 c7 c7 c0 6f fc 8a e8 61 97 f4 ff e8 fc 7e ff ff eb a8 e8 c5 e8 ff ff 0f 1f 44 00 00 0f 1e fa 48 89 fe 48 c7 c7 40 6f fc 8a e9 dd fe ff ff cc cc cc RSP: 0018:ffffc90003677998 EFLAGS: 00000046 RAX: 1ffff1100f49815a RBX: 4c170b0e2c6a33f9 RCX: 0000000000000001 RDX: 0000000000000001 RSI: ffffffff8cd49948 RDI: ffffffff8aaace60 RBP: ffffc90003677ab0 R08: ffffffff8e4a8e2f R09: 1ffffffff1c951c5 R10: dffffc0000000000 R11: fffffbfff1c951c6 R12: ffff88807a4c0b08 R13: dffffc0000000000 R14: ffff88807a4c0ad0 R15: 1ffff920006cef40 FS: 000055558b180500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000bbdffc CR3: 000000001cb1d000 CR4: 00000000003506e0 Call Trace: lockdep_recursion_finish kernel/locking/lockdep.c:467 [inline] lock_release+0x538/0x8b0 kernel/locking/lockdep.c:5776 seqcount_lockdep_reader_access+0xdd/0x1c0 include/linux/seqlock.h:103 timekeeping_get_delta kernel/time/timekeeping.c:254 [inline] timekeeping_get_ns kernel/time/timekeeping.c:388 [inline] ktime_get+0x7f/0x280 kernel/time/timekeeping.c:848 common_hrtimer_rearm+0x61/0x110 kernel/time/posix-timers.c:248 posixtimer_rearm+0x135/0x340 kernel/time/posix-timers.c:268 dequeue_signal+0x1ba/0x4b0 kernel/signal.c:706 get_signal+0x551/0x1400 kernel/signal.c:2782 arch_do_signal_or_restart+0x9c/0x7b0 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: 0033:0x7f0170b8f749 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:00007fff84c1f358 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 00007f0170de5fa0 RCX: 00007f0170b8f749 RDX: 0000200000000240 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f0170c13f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f0170de5fa0 R14: 00007f0170de5fa0 R15: 0000000000000004 sched: RT throttling activated report is corrupted, running repro again testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-gettid-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: (detected by 1, t=10502 jiffies, g=8765, q=40 ncpus=2) rcu: All QSes seen, last rcu_preempt kthread activity 10498 (4294958485-4294947987), jiffies_till_next_fqs=1, root ->qsmask 0x0 rcu: rcu_preempt kthread starved for 10498 jiffies! g8765 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:26728 pid:17 ppid:2 flags:0x00004000 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+0x160/0x280 kernel/time/timer.c:2167 rcu_gp_fqs_loop+0x302/0x1560 kernel/rcu/tree.c:1667 rcu_gp_kthread+0x99/0x380 kernel/rcu/tree.c:1866 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 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 5826 Comm: syz-executor176 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:_raw_spin_unlock_irqrestore+0x5/0x110 kernel/locking/spinlock.c:193 Code: 75 ef f6 bf 01 00 00 00 e8 88 97 e2 f6 65 8b 05 79 ce 8a 75 85 c0 74 02 5b c3 e8 56 b4 87 f6 5b c3 0f 1f 40 00 f3 0f 1e fa 55 <48> 89 e5 41 57 41 56 41 54 53 48 83 e4 e0 48 83 ec 60 48 89 f3 49 RSP: 0018:ffffc90000007c68 EFLAGS: 00000046 RAX: 1ffff11003ed94e3 RBX: 0000000000000020 RCX: ffff88801f6c9e00 RDX: 0000000000010000 RSI: 0000000000000806 RDI: ffff88802b159280 RBP: ffff88807670ab08 R08: ffffffff8e4a8e2f R09: 1ffffffff1c951c5 R10: dffffc0000000000 R11: fffffbfff1c951c6 R12: 0000000000000000 R13: ffff88801f6ca718 R14: 0000000000000000 R15: dffffc0000000000 FS: 000055556c5863c0(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb7084cef50 CR3: 000000007a5c5000 CR4: 00000000003506f0 Call Trace: spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] unlock_task_sighand include/linux/sched/signal.h:750 [inline] send_sigqueue+0x4de/0x710 kernel/signal.c:2038 posix_timer_event kernel/time/posix-timers.c:299 [inline] posix_timer_fn+0x16e/0x3d0 kernel/time/posix-timers.c:325 __run_hrtimer kernel/time/hrtimer.c:1750 [inline] __hrtimer_run_queues+0x51e/0xc40 kernel/time/hrtimer.c:1814 hrtimer_interrupt+0x3c9/0x9c0 kernel/time/hrtimer.c:1876 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1077 [inline] __sysvec_apic_timer_interrupt+0xfb/0x3b0 arch/x86/kernel/apic/apic.c:1094 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline] sysvec_apic_timer_interrupt+0x9f/0xc0 arch/x86/kernel/apic/apic.c:1088 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:202 Code: 00 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 4a a2 ee f6 48 89 df e8 62 74 ef f6 e8 fd 1a 13 f7 fb bf 01 00 00 00 32 96 e2 f6 65 8b 05 23 cd 8a 75 85 c0 74 02 5b c3 e8 00 b3 87 RSP: 0018:ffffc9000480fc78 EFLAGS: 00000286 RAX: 291bc214bd71fc00 RBX: ffff88802b159280 RCX: 291bc214bd71fc00 RDX: dffffc0000000000 RSI: ffffffff8aaabce0 RDI: 0000000000000001 RBP: ffff88802b159718 R08: ffffffff8e4a8e2f R09: 1ffffffff1c951c5 R10: dffffc0000000000 R11: fffffbfff1c951c6 R12: 1ffff1100562b2e3 R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000 spin_unlock_irq include/linux/spinlock.h:401 [inline] get_signal+0x11f5/0x1400 kernel/signal.c:2905 arch_do_signal_or_restart+0x9c/0x7b0 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: 0033:0x7fb7084b78d9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 11 19 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fffb48c0e78 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007fb7084b78d9 RDX: 0000200000000240 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 00007fb708477990 R09: 00007fb708477990 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb70851533c R13: 00007fb70850f106 R14: 00007fffb48c0eb0 R15: 0000000000000000