Extracting prog: 2m28.545030391s
Minimizing prog: 1h8m1.414277356s
Simplifying prog options: 0s
Extracting C: 2m38.248295726s
Simplifying C: 52m1.281560948s


extracting reproducer from 48 programs
testing a last program of every proc
single: executing 11 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-prlimit64-sched_setscheduler-timer_create-timer_settime-socket$nl_netfilter-openat$dir-getdents64
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f00000003c0), &(0x7f0000000400)='./file0\x00', 0x200000, &(0x7f0000000440), 0x3, 0x3bc, &(0x7f0000000cc0)="$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")
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x101000, 0x1c3)
getdents64(r0, &(0x7f0000002fc0)=""/4108, 0x100c)

program crashed: INFO: rcu detected stall in wb_workfn
single: successfully extracted reproducer
found reproducer with 8 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-prlimit64-sched_setscheduler-timer_create-timer_settime-socket$nl_netfilter-openat$dir
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f00000003c0), &(0x7f0000000400)='./file0\x00', 0x200000, &(0x7f0000000440), 0x3, 0x3bc, &(0x7f0000000cc0)="$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")
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)
openat$dir(0xffffffffffffff9c, &(0x7f0000000080)='.\x00', 0x101000, 0x1c3)

program crashed: INFO: rcu detected stall in corrupted
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-prlimit64-sched_setscheduler-timer_create-timer_settime-socket$nl_netfilter
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f00000003c0), &(0x7f0000000400)='./file0\x00', 0x200000, &(0x7f0000000440), 0x3, 0x3bc, &(0x7f0000000cc0)="$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")
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socket$nl_netfilter(0x10, 0x3, 0xc)

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f00000003c0), &(0x7f0000000400)='./file0\x00', 0x200000, &(0x7f0000000440), 0x3, 0x3bc, &(0x7f0000000cc0)="$eJzs3E1v27YfwHEqD/jnnwHBgGJNmubArjtkh7qSsjgIetJk2mEriwIpF8lpKJakCGZ3w9oBa07LZQ/A9iJ63YvY69ml2EvYIMlukziO1zStu+L7AQLS0k/kj4JBwgooAQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAhBc3fD/wRKLTzrYcLW5Y0z7n/KC9j08U5/QrhFf8ibk5sVQdWrry8vRHVSOL1adFMVcUc+Lwg6sf3rkyMzW4/pyE3orHTw+/etDt7n076UQmpKVS7YxuRy0ltTNys173b281nWzqRLkdl6u2jK2KcmPlavypDDY316Sq7ZhO2mpEiRoc3LgV+n5d3q1lKrLOpLfv1ly8pZNEp60ypjhdxGwUX8R7Ope5itpS7h9099bGJVkEBf8mKBwXFPphGARhGNTXN9c3fH9m6IB/ihiKmPyXFpN1yTM4cHF/99d/AAAAAADw/vLKZ+zF7//Z8jm8J5o6Uf6k0wIAAAAAAJeo/M//YlHMFrUl4fH7HwAAAACA983PY/fYuex/3h9/CWtnvaNs+xOvFxVxUW+6um76dIt5c9lb6DdSFvWZ/qdYrXjXqqBrg+jn/WJ/XB7eKyTw/xEJiF/FchWzvFuVu4MzVS/zTZ2oWmySO4GIooWpXG3n3z06+F6Uw/8lbS94Yv+gu1f78uvubpnLUdHKUa+/gWJoH8XomyGevNj3ePaIZ8sHMf1+56t+/ePjn6oun3qFPn8U16uY6/NVOX9y/HNFn0Ft1Oj7WQQXH7knxA8vY1ZWbxbFzdUzsgjHZREez+JC92JlfBZr47JYe80sAGBS9sesQt7wwn+BWe5SV/dzZvQbVcyN5XJinVk+Y0b3x83o/muu678PvQNh1Bpb9PvbqVX1WXHBs5H9uiT0ils4/aT3jbj6+OnhrYPeg4d7D/ceheFa3f/M99dDMVsOo1+w9gAAzqDsc28+/8mzVmdfBJuDBcfE96TVjZaSOs2VjbeitKVkZk1uYpMUlfu6oZx0nSwzNpdNY2VmnN4u3/wi+69+caodpX/q2GWJipySsUnzKM5lQ7tYZp3PE+22lC0vdpmKdVPHUa5NKp3p2FjVpHRKHQvUDZXmuqmLaiozq9uR3ZH3TdJpK9lQLrY6y03V4KAvnTaNbZfN1iZ8rwEAeFe8eIPdG6xMeowAAOAkVmkAAAAAAAAAAAAAAAAAAAAAAN59b2P/HxUqVP5rlUnPTADetH8CAAD//3QkocI=")
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-prlimit64-sched_setscheduler-timer_create
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f00000003c0), &(0x7f0000000400)='./file0\x00', 0x200000, &(0x7f0000000440), 0x3, 0x3bc, &(0x7f0000000cc0)="$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")
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))

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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-prlimit64-sched_setscheduler-timer_settime
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f00000003c0), &(0x7f0000000400)='./file0\x00', 0x200000, &(0x7f0000000440), 0x3, 0x3bc, &(0x7f0000000cc0)="$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")
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-prlimit64-timer_create-timer_settime
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f00000003c0), &(0x7f0000000400)='./file0\x00', 0x200000, &(0x7f0000000440), 0x3, 0x3bc, &(0x7f0000000cc0)="$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")
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$iso9660-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
syz_mount_image$iso9660(&(0x7f00000003c0), &(0x7f0000000400)='./file0\x00', 0x200000, &(0x7f0000000440), 0x3, 0x3bc, &(0x7f0000000cc0)="$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")
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, 0x0, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, 0x0)
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
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: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 CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
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-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:5 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-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:5 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-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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-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:5 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-timer_create-timer_settime
program crashed: INFO: rcu detected stall in sys_rt_sigreturn
a never seen crash title: INFO: rcu detected stall in sys_rt_sigreturn, ignore
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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: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-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:5 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: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-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:5 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: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-timer_create-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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: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-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:5 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: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-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:5 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: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-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{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:5 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: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-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in batadv_nc_worker
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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: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-timer_create-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000000)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
validation run: crashed=true
reproducing took 2h14m17.046035174s
repro crashed as (corrupted=true):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 1, t=10502 jiffies, g=7813, q=108)
rcu: All QSes seen, last rcu_preempt kthread activity 10500 (4294956282-4294945782), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10500 jiffies! g7813 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:28176 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395
 schedule+0x11b/0x1e0 kernel/sched/core.c:6478
 schedule_timeout+0x184/0x2d0 kernel/time/timer.c:1914
 rcu_gp_fqs_loop+0x2be/0x11d0 kernel/rcu/tree.c:1972
 rcu_gp_kthread+0x9b/0x370 kernel/rcu/tree.c:2145
 kthread+0x436/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
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: 4393 Comm: syz.3.25 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:clear_bhb_loop+0x66/0x80 arch/x86/entry/entry_64.S:1564
Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc b8 05 00 00 00 eb 01 90 <83> e8 01 75 f8 83 e9 01 75 bb c3 0f ae e8 5d c3 00 00 cc cc 00 00
RSP: 0018:ffffc90002fbff18 EFLAGS: 00000002
RAX: 0000000000000004 RBX: 0000000000000000 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000000027 RDI: ffffc90002fbff58
RBP: ffffc90002fbff48 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  000055556ffbb500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000006b000 CR3: 0000000058818000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 </TASK>

report is corrupted, running repro again
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 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: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-timer_create-timer_settime
program crashed: INFO: rcu detected stall in sys_openat
final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P4233/1:b..l
	(detected by 0, t=10502 jiffies, g=6181, q=108)
task:syz-executor312 state:R  running task     stack:27152 pid: 4233 ppid:  4209 flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395
 preempt_schedule_irq+0xbb/0x160 kernel/sched/core.c:6799
 irqentry_exit+0x63/0x70 kernel/entry/common.c:432
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:rcu_lock_acquire+0x0/0x30 include/linux/rcupdate.h:312
Code: 80 c1 03 38 c1 0f 8c ca fc ff ff 48 89 df e8 57 d1 0f fe 48 8b 14 24 e9 b9 fc ff ff 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 <e8> cb cc ca fd e8 c6 cc ca fd 48 c7 c7 20 c7 31 8c 31 f6 31 d2 b9
RSP: 0018:ffffc900030bf3f8 EFLAGS: 00000283
RAX: 0000000000000001 RBX: ffffffff8c8cab10 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffff8880171f7080 RDI: ffffffff8c1ca440
RBP: ffffc900030bf550 R08: 0000000000000001 R09: 0000000000000002
R10: ffffc900030bf6a0 R11: ffffc900030bf820 R12: 1ffff92000617e98
R13: dffffc0000000000 R14: 0000000000000001 R15: ffff888075459780
 rcu_read_lock include/linux/rcupdate.h:740 [inline]
 ima_match_policy+0x10a/0x1960 security/integrity/ima/ima_policy.c:705
 ima_get_action+0x71/0xa0 security/integrity/ima/ima_api.c:198
 process_measurement+0x2d2/0x1ba0 security/integrity/ima/ima_main.c:228
 ima_file_check+0xc7/0x110 security/integrity/ima/ima_main.c:533
 do_open fs/namei.c:3618 [inline]
 path_openat+0x27a8/0x2fa0 fs/namei.c:3750
 do_filp_open+0x1e2/0x410 fs/namei.c:3777
 do_sys_openat2+0x150/0x4b0 fs/open.c:1255
 do_sys_open fs/open.c:1271 [inline]
 __do_sys_openat fs/open.c:1287 [inline]
 __se_sys_openat fs/open.c:1282 [inline]
 __x64_sys_openat+0x135/0x160 fs/open.c:1282
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f346740696e
RSP: 002b:00007fff73fc1c18 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 000055556c9023c0 RCX: 00007f346740696e
RDX: 0000000000080001 RSI: 00007f346746b03c RDI: ffffffffffffff9c
RBP: 0000000000000004 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff73fc1cf0
R13: 0000000000000003 R14: 00007fff73fc21f0 R15: 0000000000000000
 </TASK>
rcu: rcu_preempt kthread starved for 10538 jiffies! g6181 f0x0 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:28176 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395
 schedule+0x11b/0x1e0 kernel/sched/core.c:6478
 schedule_timeout+0x184/0x2d0 kernel/time/timer.c:1914
 rcu_gp_fqs_loop+0x2be/0x11d0 kernel/rcu/tree.c:1972
 rcu_gp_kthread+0x9b/0x370 kernel/rcu/tree.c:2145
 kthread+0x436/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
NMI backtrace for cpu 0
CPU: 0 PID: 4230 Comm: syz-executor312 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
 <IRQ>
 dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106
 nmi_cpu_backtrace+0x3a2/0x3d0 lib/nmi_backtrace.c:111
 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62
 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline]
 rcu_check_gp_kthread_starvation+0x1cd/0x250 kernel/rcu/tree_stall.h:487
 print_other_cpu_stall+0x1110/0x1270 kernel/rcu/tree_stall.h:592
 check_cpu_stall kernel/rcu/tree_stall.h:745 [inline]
 rcu_pending kernel/rcu/tree.c:3936 [inline]
 rcu_sched_clock_irq+0x843/0x1120 kernel/rcu/tree.c:2619
 update_process_times+0x193/0x200 kernel/time/timer.c:1818
 tick_sched_handle kernel/time/tick-sched.c:254 [inline]
 tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473
 __run_hrtimer kernel/time/hrtimer.c:1685 [inline]
 __hrtimer_run_queues+0x4ad/0xb70 kernel/time/hrtimer.c:1749
 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1811
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline]
 __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:lock_acquire+0x208/0x400 kernel/locking/lockdep.c:5627
Code: f7 84 24 80 00 00 00 00 02 00 00 43 c6 44 3d 04 f8 0f 85 f1 00 00 00 41 f7 c6 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 44 3d 00 00 00 00 00 43 c7 44 3d 08 00 00 00 00 65 48 8b 04
RSP: 0018:ffffc900030afa40 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 0000000000000000 RCX: fd907470b52a5f00
RDX: 0000000000000000 RSI: ffffffff8a2b2ea0 RDI: ffffffff8a79e740
RBP: ffffc900030afb58 R08: dffffc0000000000 R09: 1ffffffff2036e1e
R10: dffffc0000000000 R11: fffffbfff2036e1f R12: ffff888077867828
R13: 1ffff92000615f54 R14: 0000000000000246 R15: dffffc0000000000
 __might_fault+0xb3/0x110 mm/memory.c:5357
 rseq_get_rseq_cs_ptr_val kernel/rseq.c:131 [inline]
 rseq_get_rseq_cs kernel/rseq.c:153 [inline]
 rseq_ip_fixup kernel/rseq.c:266 [inline]
 __rseq_handle_notify_resume+0x144/0xf80 kernel/rseq.c:314
 rseq_handle_notify_resume include/linux/sched.h:2203 [inline]
 rseq_signal_deliver include/linux/sched.h:2212 [inline]
 setup_rt_frame arch/x86/kernel/signal.c:769 [inline]
 handle_signal arch/x86/kernel/signal.c:824 [inline]
 arch_do_signal_or_restart+0x285/0x12c0 arch/x86/kernel/signal.c:869
 handle_signal_work kernel/entry/common.c:154 [inline]
 exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f34673f0549
Code: c0 79 93 eb d5 48 8d 7c 1d 00 eb 99 0f 1f 44 00 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 d0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff73fc21b8 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 00007f34673f0549
RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 00007f34673cd990 R09: 00007f34673cd990
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f346746b145
R13: 0000000000000003 R14: 00007fff73fc21f0 R15: 0000000000000000
 </TASK>