Extracting prog: 22m28.597380657s Minimizing prog: 1h3m40.862356153s Simplifying prog options: 6m2.788794014s Extracting C: 2m35.45130824s Simplifying C: 0s extracting reproducer from 31 programs testing a last program of every proc single: executing 6 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}}): bpf$MAP_CREATE-bpf$PROG_LOAD-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-socket-socket-ioctl$ifreq_SIOCGIFINDEX_team-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = bpf$MAP_CREATE(0x0, &(0x7f00000008c0)=ANY=[@ANYBLOB="1b00000000000000000000000080"], 0x48) bpf$PROG_LOAD(0x5, &(0x7f0000003380)={0x18, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000006cfa000018120000", @ANYRES32=r0, @ANYBLOB="0000000000000000b7080000000000007b8af8ff00000000bfa200000000000007020000f8ffffffb703000008000000b704000002010000850000004300000095"], 0x0, 0x0, 0x0, 0x0, 0x100, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94) r1 = bpf$PROG_LOAD(0x5, &(0x7f00000004c0)={0x18, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x40f00, 0x0, '\x00', 0x0, @fallback=0x41cd6f38b2d5c95a, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000f40)={&(0x7f0000000f00)='kfree\x00', r1, 0x0, 0xfffffffffffffffe}, 0x18) r2 = socket(0x10, 0x3, 0x6) r3 = socket(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$nl_route_sched(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000300)=@newqdisc={0x90, 0x24, 0xf0b, 0x70bd26, 0x0, {0x0, 0x0, 0x0, r4, {0x0, 0xffff}, {0xffff, 0xffff}}, [@qdisc_kind_options=@q_mqprio={{0xb}, {0x58, 0x2, {{0x2, [], 0x0, [0x4, 0x2, 0xfffe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5c4, 0x0, 0x0, 0x0, 0x3dc], [0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000]}}}}, @TCA_RATE={0x6}]}, 0x90}}, 0x20000000) 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}}): sendmsg$NFT_BATCH-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_emit_ethernet-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-fcntl$setown-bpf$MAP_UPDATE_BATCH-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-setsockopt$IPT_SO_SET_REPLACE-syz_emit_ethernet-getsockopt$IP_VS_SO_GET_INFO detailed listing: executing program 0: sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x80) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, 0x0, 0x0) syz_emit_ethernet(0x52, &(0x7f00000004c0)=ANY=[@ANYBLOB="cf599d594a0987000000000086dd60000000001c2c00fe8000000000000000000000000000bbfe8000000000000000000000000000aa00000008"], 0x0) r0 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f0000000180)=ANY=[@ANYBLOB="18010000f1ffffff0000000000100000850000007b00000095"], &(0x7f0000000100)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x80) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={&(0x7f0000000000)='kmem_cache_free\x00', r0}, 0x10) fcntl$setown(0xffffffffffffffff, 0x8, 0x0) bpf$MAP_UPDATE_BATCH(0x1a, 0x0, 0x0) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, 0x0) setsockopt$IPT_SO_SET_REPLACE(0xffffffffffffffff, 0x0, 0x40, 0x0, 0x0) syz_emit_ethernet(0x46, &(0x7f0000000000)=ANY=[@ANYBLOB="ffffffffffffffffffffffff86dd6060626000102c00fe8000000000000000000000000000bbfe8000000000000000000000000000aa11000001"], 0x0) getsockopt$IP_VS_SO_GET_INFO(0xffffffffffffffff, 0x0, 0x481, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-prctl$PR_SET_NAME-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-socket$inet6_mptcp-setsockopt$sock_timeval-syz_mount_image$ext4-setsockopt$inet6_int-openat$snapshot-seccomp$SECCOMP_SET_MODE_FILTER_LISTENER-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-close_range detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) prctl$PR_SET_NAME(0xf, &(0x7f0000000680)='+}[@\x00[$oB\xfa=\xee\xc4F\xba\xed\x97') bpf$PROG_LOAD(0x5, 0x0, 0x0) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, 0x0, 0x0) r3 = socket$inet6_mptcp(0xa, 0x1, 0x106) setsockopt$sock_timeval(r3, 0x1, 0x15, &(0x7f0000000740)={0x77359400}, 0x10) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000001100)='./file1\x00', 0x0, &(0x7f0000000200)={[{@debug_want_extra_isize={'debug_want_extra_isize', 0x3d, 0x4}}, {@usrjquota}, {@errors_remount}, {@dioread_lock}, {@max_batch_time={'max_batch_time', 0x3d, 0x5}}, {@mblk_io_submit}, {@minixdf}, {@barrier_val}, {@nombcache}, {}]}, 0x45, 0x7b6, &(0x7f0000001140)="$eJzs3c9rG1ceAPDvyPLPZNdeWNjNngwLu4EQeZ31JruwsF72sBQaCLSnHpoYWTGpZStYcoiNaRNKoZdCW3prLzn356X02h+HXtr/oySkrROa0kNxGf2wZVtyrMSWkubzgYne07zRe995ozcvmrEUwBNrPP0nE3EsIl5PIkbrzycR0V9NZSOma+Xura/l0yWJjY1nvkuqZe6ur+WjaZvUkXrmjxHx+SsRJzK76y2vrM7PFIuFpXp+orJweaK8snry0sLMXGGusHh6cmrq1Jl/nDn9UOENN2d++Hr16K03/v/XD6Z/evkPH772RRLTcbS+rjmOgzIe4/V90p/uwm3+d9CV9czHL+6jUNMRkD3MxtChtGP66r1yLEajb6/+Ge5mywCAw/JSRGy009d2DQDwWEtq5///9LodAEC3ND4HuLu+lm8svf1Eortu/zcihobqudr1zVo6W79mN1S9DjpyN9l2ZSSJiLEDqH88It755Pn30iUO6TokQCvXrkfEhbHx3eN/suuehU79rfXTc82Z8R0rjX/QPZ+m859/tpr/ZTbnP9Fi/jPY4r37IO7//s/cPIBq2krnf/9uurftXlP8dWN99dxvqnO+/uTipWIhHdt+GxHHo38wzU/uUcfxOz/fabeuef73/ZsvvJvWnz5ulcjczA5u32Z2pjLzMDE3u3094k/ZVvGn4/9gtf+TNvPfc/X0wH3qeOpfr77dbl0afxpvY9kd/+HauBHxl5b9n2yWSfa8P3GiejhMNA6KFj6ajpF29Y9nt/o/XdL6G/8X6Ia0/0f2jn8sab5fs7zvl968W+yrG6OftSvUfPy3jr/18T+QPFtNN469qzOVytJkxEDy9O7nT21t28g3yqfxH/9z6/d/Y/xrcfw/l77+hX3uiOytb99/8PgPVxr/bEf933Eihu7N97Wrf3/9P7Vtm/2Mf/tt4IPuNwAAAAAAAAAAAAAAAAAAAAAAAADoRCYijkaSyW2mM5lcrvYb3r+PkUyxVK6cuFhaXpyN6m9lj0V/pvFVl6NN34c6Wf8+/Eb+1I783yPidxHx1uBwNZ/Ll4qzvQ4eAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOqOtPn9/9Q3gzsK9/WihQDAoRhyYgeAJ02Szfa6CQBAtw11VHr40NoBAHRPZ+d/AODXwPkfAJ489zn/7/wzAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAOjUubNn02Xjx/W1fJqfvbKyPF+6cnK2UJ7PLSznc/nS0uXcXKk0Vyzk8qWFti90rfZQLJUuT8Xi8tWJSqFcmSivrJ5fKC0vVs5fWpiZK5wv9HctMgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADYv/LK6vxMsVhYkuhJYv7LWj88Ku2R6CwR12r996i05+ASMbA1Sgz3ZnACAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAeAz8EgAA//99gB7t") setsockopt$inet6_int(0xffffffffffffffff, 0x29, 0x16, 0x0, 0x0) openat$snapshot(0xffffffffffffff9c, &(0x7f00000000c0), 0x401, 0x0) r4 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000100)={0x1, &(0x7f0000000000)=[{0x6, 0x0, 0x0, 0x2}]}) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000023c0)={0x0, 0x4, &(0x7f0000000480)=ANY=[@ANYBLOB="18020000000000000000"], 0x0, 0x0, 0x0, 0x0, 0x40f00, 0x49, '\x00', 0x0, 0x0, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x94) close_range(r4, 0xffffffffffffffff, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) r3 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000004c0)={0x18, 0x5, &(0x7f0000000280)=ANY=[@ANYBLOB="1801000021000000000000003b810000850000006d000000070000000000000095"], &(0x7f0000000040)='GPL\x00', 0x1, 0x0, 0x0, 0x41100, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xb8af, @void, @value}, 0xa5) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000880)={&(0x7f0000000600)='kfree\x00', r3}, 0x18) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0xa4, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x74, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], 0x0, [0x5, 0x4, 0x2, 0x0, 0x8, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], [0x0, 0x8, 0x0, 0x0, 0x2]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x400}]}]}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8, 0x5, 0x7}]}}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program crashed: INFO: rcu detected stall in corrupted single: successfully extracted reproducer found reproducer with 6 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}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00'}) socket$netlink(0x10, 0x3, 0x0) r1 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000004c0)={0x18, 0x5, &(0x7f0000000280)=ANY=[@ANYBLOB="1801000021000000000000003b810000850000006d000000070000000000000095"], &(0x7f0000000040)='GPL\x00', 0x1, 0x0, 0x0, 0x41100, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xb8af, @void, @value}, 0xa5) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000880)={&(0x7f0000000600)='kfree\x00', r1}, 0x18) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f00000004c0)={0x18, 0x5, &(0x7f0000000280)=ANY=[@ANYBLOB="1801000021000000000000003b810000850000006d000000070000000000000095"], &(0x7f0000000040)='GPL\x00', 0x1, 0x0, 0x0, 0x41100, 0x0, '\x00', 0x0, 0x2, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10, 0xb8af, @void, @value}, 0xa5) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0xa4, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x74, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], 0x0, [0x5, 0x4, 0x2, 0x0, 0x8, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], [0x0, 0x8, 0x0, 0x0, 0x2]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x400}]}]}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8, 0x5, 0x7}]}}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program crashed: INFO: rcu detected stall in cleanup_net testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0xa4, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x74, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], 0x0, [0x5, 0x4, 0x2, 0x0, 0x8, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], [0x0, 0x8, 0x0, 0x0, 0x2]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x400}]}]}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8, 0x5, 0x7}]}}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program crashed: INFO: rcu detected stall in security_file_ioctl testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0xa4, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x74, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], 0x0, [0x5, 0x4, 0x2, 0x0, 0x8, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], [0x0, 0x8, 0x0, 0x0, 0x2]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x400}]}]}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8, 0x5, 0x7}]}}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-socket$netlink-sendmsg$nl_route_sched detailed listing: executing program 0: socket$inet(0x10, 0x3, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r0, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0xa4, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, 0x0, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x74, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], 0x0, [0x5, 0x4, 0x2, 0x0, 0x8, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], [0x0, 0x8, 0x0, 0x0, 0x2]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x400}]}]}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8, 0x5, 0x7}]}}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$nl_route_sched detailed listing: executing program 0: ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0xa4, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r0, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x74, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], 0x0, [0x5, 0x4, 0x2, 0x0, 0x8, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], [0x0, 0x8, 0x0, 0x0, 0x2]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x400}]}]}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8, 0x5, 0x7}]}}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, 0x0) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0xa4, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, 0x0, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x74, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], 0x0, [0x5, 0x4, 0x2, 0x0, 0x8, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], [0x0, 0x8, 0x0, 0x0, 0x2]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x400}]}]}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8, 0x5, 0x7}]}}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00'}) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00'}) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000007c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00'}) r1 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r1, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={0x0}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0x34, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x4}}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$nl_route_sched program crashed: INFO: rcu detected stall in rtnl_newlink a never seen crash title: INFO: rcu detected stall in rtnl_newlink, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0xa4, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x74, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], 0x0, [0x5, 0x4, 0x2, 0x0, 0x8, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], [0x0, 0x8, 0x0, 0x0, 0x2]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x400}]}]}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8, 0x5, 0x7}]}}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs: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}}): socket$inet-ioctl$sock_SIOCGIFINDEX-socket$netlink-sendmsg$nl_route_sched detailed listing: executing program 0: r0 = socket$inet(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'bond0\x00', 0x0}) r2 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000007c0)={0x0, 0x0, &(0x7f0000000780)={&(0x7f00000000c0)=@newqdisc={0xa4, 0x24, 0xf0b, 0x70bd2b, 0x0, {0x0, 0x0, 0x12, r1, {}, {0xffff, 0xffff}, {0x2}}, [@qdisc_kind_options=@q_taprio={{0xb}, {0x74, 0x2, [@TCA_TAPRIO_ATTR_PRIOMAP={0x56, 0x1, {0x2, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1], 0x0, [0x5, 0x4, 0x2, 0x0, 0x8, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3], [0x0, 0x8, 0x0, 0x0, 0x2]}}, @TCA_TAPRIO_ATTR_SCHED_ENTRY_LIST={0x10, 0x2, 0x0, 0x1, [{0xc, 0x1, 0x0, 0x1, [@TCA_TAPRIO_SCHED_ENTRY_INTERVAL={0x8, 0x4, 0x400}]}]}, @TCA_TAPRIO_ATTR_SCHED_CLOCKID={0x8, 0x5, 0x7}]}}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000040}, 0x0) program crashed: INFO: rcu detected stall in wb_workfn a never seen crash title: INFO: rcu detected stall in wb_workfn, ignore reproducing took 1h34m47.699858733s repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 1-...!: (3 ticks this GP) idle=0d24/1/0x4000000000000000 softirq=10229/10229 fqs=0 (detected by 0, t=10502 jiffies, g=9141, q=752 ncpus=2) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4356 Comm: syz-executor Not tainted 6.1.140-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:check_kcov_mode kernel/kcov.c:182 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x1b/0x60 kernel/kcov.c:216 Code: 89 de 5b e9 07 ad 50 00 00 00 cc cc 00 00 cc 48 8b 04 24 65 48 8b 0d 24 98 81 7e 65 8b 15 25 98 81 7e 81 e2 00 01 ff 00 74 11 <81> fa 00 01 00 00 75 35 83 b9 1c 16 00 00 00 74 2c 8b 91 f8 15 00 RSP: 0018:ffffc900001e0c78 EFLAGS: 00000006 RAX: ffffffff884bbff1 RBX: 0000000000000001 RCX: ffff88802c885940 RDX: 0000000000010000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff888073d16340 R08: 0000000000000004 R09: 0000000000000003 R10: fffff5200003c180 R11: 1ffff9200003c180 R12: ffff888073d162e8 R13: dffffc0000000000 R14: ffff888073d16000 R15: 1ffff11005910c81 FS: 00005555802ef500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000300 CR3: 000000007c57b000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: advance_sched+0x81/0x970 net/sched/sch_taprio.c:701 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x522/0xc80 kernel/time/hrtimer.c:1755 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1817 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline] __sysvec_apic_timer_interrupt+0x153/0x5a0 arch/x86/kernel/apic/apic.c:1124 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:clear_page_erms+0x7/0x10 arch/x86/lib/clear_page_64.S:50 Code: 48 89 47 18 48 89 47 20 48 89 47 28 48 89 47 30 48 89 47 38 48 8d 7f 40 75 d9 90 c3 90 90 90 90 90 90 90 b9 00 10 00 00 31 c0 aa c3 90 90 90 90 90 90 89 c8 48 c1 e9 03 74 18 0f 1f 84 00 00 RSP: 0018:ffffc900033376f8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000840 RDX: ffff88807514f000 RSI: 0000000000000001 RDI: ffff88807514f7c0 RBP: 00000000001d2040 R08: dffffc0000000000 R09: ffffed100ea29000 R10: fffff940003a8a47 R11: 1ffffd40003a8a46 R12: 0000000000000001 R13: 0000000000000000 R14: ffffea0001d45200 R15: 0000000000000008 clear_page arch/x86/include/asm/page_64.h:58 [inline] clear_highpage include/linux/highmem.h:242 [inline] clear_highpage_kasan_tagged include/linux/highmem.h:252 [inline] kernel_init_pages mm/page_alloc.c:1381 [inline] post_alloc_hook+0x12c/0x1a0 mm/page_alloc.c:2527 prep_new_page mm/page_alloc.c:2539 [inline] get_page_from_freelist+0x1a26/0x1ac0 mm/page_alloc.c:4328 __alloc_pages+0x1df/0x4e0 mm/page_alloc.c:5606 alloc_slab_page+0x5d/0x160 mm/slub.c:1794 allocate_slab mm/slub.c:1939 [inline] new_slab+0x87/0x2c0 mm/slub.c:1992 ___slab_alloc+0xbc6/0x1220 mm/slub.c:3180 __slab_alloc mm/slub.c:3279 [inline] slab_alloc_node mm/slub.c:3364 [inline] __kmem_cache_alloc_node+0x1a0/0x260 mm/slub.c:3437 __do_kmalloc_node mm/slab_common.c:935 [inline] __kmalloc+0xa0/0x240 mm/slab_common.c:949 kmalloc include/linux/slab.h:568 [inline] tomoyo_realpath_from_path+0xdf/0x5d0 security/tomoyo/realpath.c:251 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_number_perm+0x1e3/0x600 security/tomoyo/file.c:723 security_file_ioctl+0x6c/0xa0 security/security.c:1568 __do_sys_ioctl fs/ioctl.c:864 [inline] __se_sys_ioctl+0x48/0x170 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fec2d18e56b Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00 RSP: 002b:00007fff1909d300 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fec2d18e56b RDX: 00007fff1909d360 RSI: 0000000000008933 RDI: 0000000000000005 RBP: 00007fff1909d360 R08: 000000000000000c R09: 0000000000000004 R10: 0000000000000006 R11: 0000000000000246 R12: 00007fff1909d3ec R13: 00007fec2d211abe R14: 00007fec2dee4620 R15: 00007fec2d211abe rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g9141 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 rcu: Possible timer handling issue on cpu=1 timer-softirq=3036 rcu: rcu_preempt kthread starved for 10502 jiffies! g9141 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->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:I stack:28096 pid:16 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5244 [inline] __schedule+0x10e9/0x40d0 kernel/sched/core.c:6561 schedule+0xb9/0x180 kernel/sched/core.c:6637 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1965 rcu_gp_fqs_loop+0x2f2/0x1310 kernel/rcu/tree.c:1706 rcu_gp_kthread+0x95/0x380 kernel/rcu/tree.c:1905 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 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: 4356 Comm: syz-executor Not tainted 6.1.140-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:get_current arch/x86/include/asm/current.h:15 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x60 kernel/kcov.c:215 Code: 00 00 00 00 00 90 53 48 89 fb e8 17 00 00 00 48 8b 3d 50 ab 7d 0c 48 89 de 5b e9 07 ad 50 00 00 00 cc cc 00 00 cc 48 8b 04 24 <65> 48 8b 0d 24 98 81 7e 65 8b 15 25 98 81 7e 81 e2 00 01 ff 00 74 RSP: 0018:ffffc900001e0d18 EFLAGS: 00000046 RAX: ffffffff8170efc5 RBX: 00000000fffffffb RCX: 0000000000010000 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 00000000ffffffff RBP: ffffc900001e0e98 R08: dffffc0000000000 R09: ffffed10171e54b1 R10: ffffed10171e54b1 R11: 1ffff110171e54b0 R12: ffff888073d16340 R13: dffffc0000000000 R14: ffff888073d16368 R15: 0000000000000002 FS: 00005555802ef500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000300 CR3: 000000007c57b000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: arch_static_branch arch/x86/include/asm/jump_label.h:27 [inline] static_key_false include/linux/jump_label.h:207 [inline] trace_hrtimer_expire_entry include/trace/events/timer.h:239 [inline] __run_hrtimer kernel/time/hrtimer.c:1688 [inline] __hrtimer_run_queues+0x425/0xc80 kernel/time/hrtimer.c:1755 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1817 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline] __sysvec_apic_timer_interrupt+0x153/0x5a0 arch/x86/kernel/apic/apic.c:1124 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:clear_page_erms+0x7/0x10 arch/x86/lib/clear_page_64.S:50 Code: 48 89 47 18 48 89 47 20 48 89 47 28 48 89 47 30 48 89 47 38 48 8d 7f 40 75 d9 90 c3 90 90 90 90 90 90 90 b9 00 10 00 00 31 c0 aa c3 90 90 90 90 90 90 89 c8 48 c1 e9 03 74 18 0f 1f 84 00 00 RSP: 0018:ffffc900033376f8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000840 RDX: ffff88807514f000 RSI: 0000000000000001 RDI: ffff88807514f7c0 RBP: 00000000001d2040 R08: dffffc0000000000 R09: ffffed100ea29000 R10: fffff940003a8a47 R11: 1ffffd40003a8a46 R12: 0000000000000001 R13: 0000000000000000 R14: ffffea0001d45200 R15: 0000000000000008 clear_page arch/x86/include/asm/page_64.h:58 [inline] clear_highpage include/linux/highmem.h:242 [inline] clear_highpage_kasan_tagged include/linux/highmem.h:252 [inline] kernel_init_pages mm/page_alloc.c:1381 [inline] post_alloc_hook+0x12c/0x1a0 mm/page_alloc.c:2527 prep_new_page mm/page_alloc.c:2539 [inline] get_page_from_freelist+0x1a26/0x1ac0 mm/page_alloc.c:4328 __alloc_pages+0x1df/0x4e0 mm/page_alloc.c:5606 alloc_slab_page+0x5d/0x160 mm/slub.c:1794 allocate_slab mm/slub.c:1939 [inline] new_slab+0x87/0x2c0 mm/slub.c:1992 ___slab_alloc+0xbc6/0x1220 mm/slub.c:3180 __slab_alloc mm/slub.c:3279 [inline] slab_alloc_node mm/slub.c:3364 [inline] __kmem_cache_alloc_node+0x1a0/0x260 mm/slub.c:3437 __do_kmalloc_node mm/slab_common.c:935 [inline] __kmalloc+0xa0/0x240 mm/slab_common.c:949 kmalloc include/linux/slab.h:568 [inline] tomoyo_realpath_from_path+0xdf/0x5d0 security/tomoyo/realpath.c:251 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_number_perm+0x1e3/0x600 security/tomoyo/file.c:723 security_file_ioctl+0x6c/0xa0 security/security.c:1568 __do_sys_ioctl fs/ioctl.c:864 [inline] __se_sys_ioctl+0x48/0x170 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fec2d18e56b Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00 RSP: 002b:00007fff1909d300 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fec2d18e56b RDX: 00007fff1909d360 RSI: 0000000000008933 RDI: 0000000000000005 RBP: 00007fff1909d360 R08: 000000000000000c R09: 0000000000000004 R10: 0000000000000006 R11: 0000000000000246 R12: 00007fff1909d3ec R13: 00007fec2d211abe R14: 00007fec2dee4620 R15: 00007fec2d211abe final repro crashed as (corrupted=false): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 1-...!: (3 ticks this GP) idle=0d24/1/0x4000000000000000 softirq=10229/10229 fqs=0 (detected by 0, t=10502 jiffies, g=9141, q=752 ncpus=2) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 4356 Comm: syz-executor Not tainted 6.1.140-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:check_kcov_mode kernel/kcov.c:182 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x1b/0x60 kernel/kcov.c:216 Code: 89 de 5b e9 07 ad 50 00 00 00 cc cc 00 00 cc 48 8b 04 24 65 48 8b 0d 24 98 81 7e 65 8b 15 25 98 81 7e 81 e2 00 01 ff 00 74 11 <81> fa 00 01 00 00 75 35 83 b9 1c 16 00 00 00 74 2c 8b 91 f8 15 00 RSP: 0018:ffffc900001e0c78 EFLAGS: 00000006 RAX: ffffffff884bbff1 RBX: 0000000000000001 RCX: ffff88802c885940 RDX: 0000000000010000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffff888073d16340 R08: 0000000000000004 R09: 0000000000000003 R10: fffff5200003c180 R11: 1ffff9200003c180 R12: ffff888073d162e8 R13: dffffc0000000000 R14: ffff888073d16000 R15: 1ffff11005910c81 FS: 00005555802ef500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000300 CR3: 000000007c57b000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: advance_sched+0x81/0x970 net/sched/sch_taprio.c:701 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x522/0xc80 kernel/time/hrtimer.c:1755 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1817 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline] __sysvec_apic_timer_interrupt+0x153/0x5a0 arch/x86/kernel/apic/apic.c:1124 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:clear_page_erms+0x7/0x10 arch/x86/lib/clear_page_64.S:50 Code: 48 89 47 18 48 89 47 20 48 89 47 28 48 89 47 30 48 89 47 38 48 8d 7f 40 75 d9 90 c3 90 90 90 90 90 90 90 b9 00 10 00 00 31 c0 aa c3 90 90 90 90 90 90 89 c8 48 c1 e9 03 74 18 0f 1f 84 00 00 RSP: 0018:ffffc900033376f8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000840 RDX: ffff88807514f000 RSI: 0000000000000001 RDI: ffff88807514f7c0 RBP: 00000000001d2040 R08: dffffc0000000000 R09: ffffed100ea29000 R10: fffff940003a8a47 R11: 1ffffd40003a8a46 R12: 0000000000000001 R13: 0000000000000000 R14: ffffea0001d45200 R15: 0000000000000008 clear_page arch/x86/include/asm/page_64.h:58 [inline] clear_highpage include/linux/highmem.h:242 [inline] clear_highpage_kasan_tagged include/linux/highmem.h:252 [inline] kernel_init_pages mm/page_alloc.c:1381 [inline] post_alloc_hook+0x12c/0x1a0 mm/page_alloc.c:2527 prep_new_page mm/page_alloc.c:2539 [inline] get_page_from_freelist+0x1a26/0x1ac0 mm/page_alloc.c:4328 __alloc_pages+0x1df/0x4e0 mm/page_alloc.c:5606 alloc_slab_page+0x5d/0x160 mm/slub.c:1794 allocate_slab mm/slub.c:1939 [inline] new_slab+0x87/0x2c0 mm/slub.c:1992 ___slab_alloc+0xbc6/0x1220 mm/slub.c:3180 __slab_alloc mm/slub.c:3279 [inline] slab_alloc_node mm/slub.c:3364 [inline] __kmem_cache_alloc_node+0x1a0/0x260 mm/slub.c:3437 __do_kmalloc_node mm/slab_common.c:935 [inline] __kmalloc+0xa0/0x240 mm/slab_common.c:949 kmalloc include/linux/slab.h:568 [inline] tomoyo_realpath_from_path+0xdf/0x5d0 security/tomoyo/realpath.c:251 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_number_perm+0x1e3/0x600 security/tomoyo/file.c:723 security_file_ioctl+0x6c/0xa0 security/security.c:1568 __do_sys_ioctl fs/ioctl.c:864 [inline] __se_sys_ioctl+0x48/0x170 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fec2d18e56b Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00 RSP: 002b:00007fff1909d300 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fec2d18e56b RDX: 00007fff1909d360 RSI: 0000000000008933 RDI: 0000000000000005 RBP: 00007fff1909d360 R08: 000000000000000c R09: 0000000000000004 R10: 0000000000000006 R11: 0000000000000246 R12: 00007fff1909d3ec R13: 00007fec2d211abe R14: 00007fec2dee4620 R15: 00007fec2d211abe rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g9141 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 rcu: Possible timer handling issue on cpu=1 timer-softirq=3036 rcu: rcu_preempt kthread starved for 10502 jiffies! g9141 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->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:I stack:28096 pid:16 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5244 [inline] __schedule+0x10e9/0x40d0 kernel/sched/core.c:6561 schedule+0xb9/0x180 kernel/sched/core.c:6637 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1965 rcu_gp_fqs_loop+0x2f2/0x1310 kernel/rcu/tree.c:1706 rcu_gp_kthread+0x95/0x380 kernel/rcu/tree.c:1905 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 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: 4356 Comm: syz-executor Not tainted 6.1.140-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 RIP: 0010:get_current arch/x86/include/asm/current.h:15 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x4/0x60 kernel/kcov.c:215 Code: 00 00 00 00 00 90 53 48 89 fb e8 17 00 00 00 48 8b 3d 50 ab 7d 0c 48 89 de 5b e9 07 ad 50 00 00 00 cc cc 00 00 cc 48 8b 04 24 <65> 48 8b 0d 24 98 81 7e 65 8b 15 25 98 81 7e 81 e2 00 01 ff 00 74 RSP: 0018:ffffc900001e0d18 EFLAGS: 00000046 RAX: ffffffff8170efc5 RBX: 00000000fffffffb RCX: 0000000000010000 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 00000000ffffffff RBP: ffffc900001e0e98 R08: dffffc0000000000 R09: ffffed10171e54b1 R10: ffffed10171e54b1 R11: 1ffff110171e54b0 R12: ffff888073d16340 R13: dffffc0000000000 R14: ffff888073d16368 R15: 0000000000000002 FS: 00005555802ef500(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000000300 CR3: 000000007c57b000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: arch_static_branch arch/x86/include/asm/jump_label.h:27 [inline] static_key_false include/linux/jump_label.h:207 [inline] trace_hrtimer_expire_entry include/trace/events/timer.h:239 [inline] __run_hrtimer kernel/time/hrtimer.c:1688 [inline] __hrtimer_run_queues+0x425/0xc80 kernel/time/hrtimer.c:1755 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1817 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1107 [inline] __sysvec_apic_timer_interrupt+0x153/0x5a0 arch/x86/kernel/apic/apic.c:1124 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline] sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1118 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691 RIP: 0010:clear_page_erms+0x7/0x10 arch/x86/lib/clear_page_64.S:50 Code: 48 89 47 18 48 89 47 20 48 89 47 28 48 89 47 30 48 89 47 38 48 8d 7f 40 75 d9 90 c3 90 90 90 90 90 90 90 b9 00 10 00 00 31 c0 aa c3 90 90 90 90 90 90 89 c8 48 c1 e9 03 74 18 0f 1f 84 00 00 RSP: 0018:ffffc900033376f8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000840 RDX: ffff88807514f000 RSI: 0000000000000001 RDI: ffff88807514f7c0 RBP: 00000000001d2040 R08: dffffc0000000000 R09: ffffed100ea29000 R10: fffff940003a8a47 R11: 1ffffd40003a8a46 R12: 0000000000000001 R13: 0000000000000000 R14: ffffea0001d45200 R15: 0000000000000008 clear_page arch/x86/include/asm/page_64.h:58 [inline] clear_highpage include/linux/highmem.h:242 [inline] clear_highpage_kasan_tagged include/linux/highmem.h:252 [inline] kernel_init_pages mm/page_alloc.c:1381 [inline] post_alloc_hook+0x12c/0x1a0 mm/page_alloc.c:2527 prep_new_page mm/page_alloc.c:2539 [inline] get_page_from_freelist+0x1a26/0x1ac0 mm/page_alloc.c:4328 __alloc_pages+0x1df/0x4e0 mm/page_alloc.c:5606 alloc_slab_page+0x5d/0x160 mm/slub.c:1794 allocate_slab mm/slub.c:1939 [inline] new_slab+0x87/0x2c0 mm/slub.c:1992 ___slab_alloc+0xbc6/0x1220 mm/slub.c:3180 __slab_alloc mm/slub.c:3279 [inline] slab_alloc_node mm/slub.c:3364 [inline] __kmem_cache_alloc_node+0x1a0/0x260 mm/slub.c:3437 __do_kmalloc_node mm/slab_common.c:935 [inline] __kmalloc+0xa0/0x240 mm/slab_common.c:949 kmalloc include/linux/slab.h:568 [inline] tomoyo_realpath_from_path+0xdf/0x5d0 security/tomoyo/realpath.c:251 tomoyo_get_realpath security/tomoyo/file.c:151 [inline] tomoyo_path_number_perm+0x1e3/0x600 security/tomoyo/file.c:723 security_file_ioctl+0x6c/0xa0 security/security.c:1568 __do_sys_ioctl fs/ioctl.c:864 [inline] __se_sys_ioctl+0x48/0x170 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fec2d18e56b Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 8b 44 24 18 64 48 2b 04 25 28 00 00 RSP: 002b:00007fff1909d300 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fec2d18e56b RDX: 00007fff1909d360 RSI: 0000000000008933 RDI: 0000000000000005 RBP: 00007fff1909d360 R08: 000000000000000c R09: 0000000000000004 R10: 0000000000000006 R11: 0000000000000246 R12: 00007fff1909d3ec R13: 00007fec2d211abe R14: 00007fec2dee4620 R15: 00007fec2d211abe