Extracting prog: 8m50.521902908s
Minimizing prog: 1h21m34.600747726s
Simplifying prog options: 0s
Extracting C: 2m18.838377981s
Simplifying C: 20m34.420343368s


extracting reproducer from 81 programs
testing a last program of every proc
single: executing 31 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}}): sched_setscheduler-sched_setaffinity-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-gettid-timer_create-socket$nl_generic-syz_genetlink_get_family_id$mptcp-sendmsg$MPTCP_PM_CMD_SUBFLOW_DESTROY-timer_settime-syz_io_uring_setup-syz_memcpy_off$IO_URING_METADATA_GENERIC-getsockopt$sock_cred-geteuid-geteuid-getsockopt$inet_IP_IPSEC_POLICY-read$FUSE-syz_io_uring_submit
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x2, &(0x7f0000000180)=0x4)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
r0 = syz_open_dev$MSR(&(0x7f0000000240), 0x0, 0x0)
read$msr(r0, &(0x7f0000019680)=""/102392, 0x18ff8)
gettid()
timer_create(0x0, 0x0, &(0x7f0000bbdffc)=<r1=>0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$mptcp(&(0x7f00000000c0), 0xffffffffffffffff)
sendmsg$MPTCP_PM_CMD_SUBFLOW_DESTROY(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000001d40)={0x18, r3, 0x1, 0x0, 0x0, {}, [@MPTCP_PM_ATTR_ADDR_REMOTE={0x4}]}, 0x18}}, 0x0)
timer_settime(r1, 0x0, &(0x7f0000000000)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0)
syz_io_uring_setup(0x110, &(0x7f0000000140)={0x0, 0x0, 0x0, 0x3}, &(0x7f0000000340)=<r4=>0x0, &(0x7f0000000000)=<r5=>0x0)
syz_memcpy_off$IO_URING_METADATA_GENERIC(r4, 0x4, &(0x7f0000000080)=0xfffffffc, 0x0, 0x4)
getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, &(0x7f0000000100))
geteuid()
geteuid()
getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, 0x0, 0x0)
read$FUSE(0xffffffffffffffff, 0x0, 0x0)
syz_io_uring_submit(r4, r5, &(0x7f0000000300)=@IORING_OP_OPENAT={0x12, 0x0, 0x0, 0xffffffffffffff9c, 0x0, &(0x7f0000000480)='./file0\x00', 0x0, 0x80})

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-fcntl$lock-mount$9p_fd-syz_usb_control_io$rtl8150-bpf$PROG_LOAD-syz_mount_image$ext4-chdir-openat$dir-getdents-mprotect
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x25, 0x0)
mount$9p_fd(0x0, 0x0, 0x0, 0x0, 0x0)
syz_usb_control_io$rtl8150(0xffffffffffffffff, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000200)='./bus\x00', 0x1400c, &(0x7f0000000680)={[{@test_dummy_encryption}, {@init_itable}, {@noload}]}, 0x3, 0x47e, &(0x7f0000000800)="$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")
chdir(&(0x7f0000000240)='./file0\x00')
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x90)
getdents(r0, &(0x7f0000000040)=""/61, 0x3d)
mprotect(&(0x7f0000000000/0x800000)=nil, 0x800000, 0x1)

program crashed: INFO: rcu detected stall in corrupted
single: successfully extracted reproducer
found reproducer with 13 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}}): prlimit64-sched_setscheduler-timer_create-timer_settime-fcntl$lock-mount$9p_fd-syz_usb_control_io$rtl8150-bpf$PROG_LOAD-syz_mount_image$ext4-chdir-openat$dir-getdents
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x25, 0x0)
mount$9p_fd(0x0, 0x0, 0x0, 0x0, 0x0)
syz_usb_control_io$rtl8150(0xffffffffffffffff, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000200)='./bus\x00', 0x1400c, &(0x7f0000000680)={[{@test_dummy_encryption}, {@init_itable}, {@noload}]}, 0x3, 0x47e, &(0x7f0000000800)="$eJzs3M9rHFUcAPDv7GbTxlQTa/3V+iNaxSKaNG3VHjyoKHioIOhBj0sSS21apYlgS8BUpJ5EBO/i0X/Bk15EPAle9S6FIr3YelqZnZlkf7dpdrPW/Xxg2/dm3ux7333zdt/M200AI2sm/SeJ2BMRv0fEVJZtLjCT/Xft6trC9atrC0nUam/9ldTL/X11baEoWhw32ZiJJA50qHfl/IXT1eXlpXN5fm71zIdzK+cvPHvqTPXk0smls0eOHz92dP6F548815c4J6OUp15/96s3TnzRFH9LHH0y02vnk7Van6sbrjsb0mNDbAdbU877q1If/1NRbui9qXjt043MJ0NqIDAwtVqtNtl993oN+B9LojlvyMOoKD7oi+vfTtfBLw1s9jF8V17OLoDSuK/lj2zP2MYdg0rL9W0/zUTEO+v/fJM+YjD3IQAAmvyQzn+eSWc7awvp3GNz/lGK+xrK3ZWvDU1HxN0RsTci7omzsS8i7o2ol70/Ih7YYv0NiyT1aWb7/Kd0+ZaDuwnp/O/FfG2ref5XzP5iulzPnc8yUUneO7W8dDh/TQ5FZVean+9Rx4+v/vZlt32N87/0kdZfzAXzdlwe29V8zGJ1tXrrETe7cjFi/1in+JONlYAkIh6MiP0tx+6Oxpepu1NPf/dQt303jr+HPiw01b6NeCrr//Voib+Q9F6fnNsdy0uH54qzot0vv156s1v924q/D9L+v6Pj+Z8UZ9100rheu7L1Oi798XnXa5qZSp7Ywvm/Xl2tjidv19Pj+baPq6ur5+YjxpMTWaMbtx/ZPLbIF+XT+A8d7Dz+9+bHpPEfiIj0JH44Ih6JiEfzvnssIh6PiIM94v/5lSfeb902UcT/H+j/xc79XxRp6f/NxHg0byl1KJMmyqd/+r6p0unNZB7/9d7vf8fqqUP5lpt5/2tvRcfEZ9t9/QAAAOB2UIqIPZGUZjfSpdLsbPYd/n3Z0nfqo7OL2W8EpqNSKu50TTXcD53PL+uz/MWIyL5aUOw/GqX6feOvyxP1/OzCB8uLQ40cmOwy/lN/lofdOmDg/GALRpfxD6Or5/iv7Fw7gJ3XNv57jvldA20LsLM6fP5PDKMdwM7rNP/3935gNLSMf8t+MELc/4fRZfzD6DL+YSStTMQNfyTfO1E80y0efqPEVMR2WzicRFTado3HFp8nysOOoke/lwZexfhgT62BJZLbsM1tieG9JwEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAPTTvwEAAP//R8TMoQ==")
chdir(&(0x7f0000000240)='./file0\x00')
r0 = openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x90)
getdents(r0, &(0x7f0000000040)=""/61, 0x3d)

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-fcntl$lock-mount$9p_fd-syz_usb_control_io$rtl8150-bpf$PROG_LOAD-syz_mount_image$ext4-chdir-openat$dir
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x25, 0x0)
mount$9p_fd(0x0, 0x0, 0x0, 0x0, 0x0)
syz_usb_control_io$rtl8150(0xffffffffffffffff, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000200)='./bus\x00', 0x1400c, &(0x7f0000000680)={[{@test_dummy_encryption}, {@init_itable}, {@noload}]}, 0x3, 0x47e, &(0x7f0000000800)="$eJzs3M9rHFUcAPDv7GbTxlQTa/3V+iNaxSKaNG3VHjyoKHioIOhBj0sSS21apYlgS8BUpJ5EBO/i0X/Bk15EPAle9S6FIr3YelqZnZlkf7dpdrPW/Xxg2/dm3ux7333zdt/M200AI2sm/SeJ2BMRv0fEVJZtLjCT/Xft6trC9atrC0nUam/9ldTL/X11baEoWhw32ZiJJA50qHfl/IXT1eXlpXN5fm71zIdzK+cvPHvqTPXk0smls0eOHz92dP6F548815c4J6OUp15/96s3TnzRFH9LHH0y02vnk7Van6sbrjsb0mNDbAdbU877q1If/1NRbui9qXjt043MJ0NqIDAwtVqtNtl993oN+B9LojlvyMOoKD7oi+vfTtfBLw1s9jF8V17OLoDSuK/lj2zP2MYdg0rL9W0/zUTEO+v/fJM+YjD3IQAAmvyQzn+eSWc7awvp3GNz/lGK+xrK3ZWvDU1HxN0RsTci7omzsS8i7o2ol70/Ih7YYv0NiyT1aWb7/Kd0+ZaDuwnp/O/FfG2ref5XzP5iulzPnc8yUUneO7W8dDh/TQ5FZVean+9Rx4+v/vZlt32N87/0kdZfzAXzdlwe29V8zGJ1tXrrETe7cjFi/1in+JONlYAkIh6MiP0tx+6Oxpepu1NPf/dQt303jr+HPiw01b6NeCrr//Voib+Q9F6fnNsdy0uH54qzot0vv156s1v924q/D9L+v6Pj+Z8UZ9100rheu7L1Oi798XnXa5qZSp7Ywvm/Xl2tjidv19Pj+baPq6ur5+YjxpMTWaMbtx/ZPLbIF+XT+A8d7Dz+9+bHpPEfiIj0JH44Ih6JiEfzvnssIh6PiIM94v/5lSfeb902UcT/H+j/xc79XxRp6f/NxHg0byl1KJMmyqd/+r6p0unNZB7/9d7vf8fqqUP5lpt5/2tvRcfEZ9t9/QAAAOB2UIqIPZGUZjfSpdLsbPYd/n3Z0nfqo7OL2W8EpqNSKu50TTXcD53PL+uz/MWIyL5aUOw/GqX6feOvyxP1/OzCB8uLQ40cmOwy/lN/lofdOmDg/GALRpfxD6Or5/iv7Fw7gJ3XNv57jvldA20LsLM6fP5PDKMdwM7rNP/3935gNLSMf8t+MELc/4fRZfzD6DL+YSStTMQNfyTfO1E80y0efqPEVMR2WzicRFTado3HFp8nysOOoke/lwZexfhgT62BJZLbsM1tieG9JwEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAPTTvwEAAP//R8TMoQ==")
chdir(&(0x7f0000000240)='./file0\x00')
openat$dir(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0, 0x90)

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-fcntl$lock-mount$9p_fd-syz_usb_control_io$rtl8150-bpf$PROG_LOAD-syz_mount_image$ext4-chdir
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x25, 0x0)
mount$9p_fd(0x0, 0x0, 0x0, 0x0, 0x0)
syz_usb_control_io$rtl8150(0xffffffffffffffff, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000200)='./bus\x00', 0x1400c, &(0x7f0000000680)={[{@test_dummy_encryption}, {@init_itable}, {@noload}]}, 0x3, 0x47e, &(0x7f0000000800)="$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")
chdir(&(0x7f0000000240)='./file0\x00')

program crashed: INFO: rcu detected stall in hci_cmd_timeout
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-fcntl$lock-mount$9p_fd-syz_usb_control_io$rtl8150-bpf$PROG_LOAD-syz_mount_image$ext4
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x25, 0x0)
mount$9p_fd(0x0, 0x0, 0x0, 0x0, 0x0)
syz_usb_control_io$rtl8150(0xffffffffffffffff, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)
syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f0000000200)='./bus\x00', 0x1400c, &(0x7f0000000680)={[{@test_dummy_encryption}, {@init_itable}, {@noload}]}, 0x3, 0x47e, &(0x7f0000000800)="$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")

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-fcntl$lock-mount$9p_fd-syz_usb_control_io$rtl8150-bpf$PROG_LOAD
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x25, 0x0)
mount$9p_fd(0x0, 0x0, 0x0, 0x0, 0x0)
syz_usb_control_io$rtl8150(0xffffffffffffffff, 0x0, 0x0)
bpf$PROG_LOAD(0x5, 0x0, 0x0)

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}}): prlimit64-sched_setscheduler-timer_create-timer_settime-fcntl$lock-mount$9p_fd-syz_usb_control_io$rtl8150
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x25, 0x0)
mount$9p_fd(0x0, 0x0, 0x0, 0x0, 0x0)
syz_usb_control_io$rtl8150(0xffffffffffffffff, 0x0, 0x0)

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}}): prlimit64-sched_setscheduler-timer_create-timer_settime-fcntl$lock-mount$9p_fd
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x25, 0x0)
mount$9p_fd(0x0, 0x0, 0x0, 0x0, 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-fcntl$lock
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x25, 0x0)

program crashed: INFO: rcu detected stall in brk
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, 0x1, &(0x7f0000000300)=0x9)
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
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
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
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}}): prlimit64-sched_setscheduler-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
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-timer_create-timer_settime
detailed listing:
executing program 0:
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}}): sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
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, 0x0, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x9)
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, 0x1, 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, 0x1, &(0x7f0000000300)=0x9)
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, 0x1, &(0x7f0000000300)=0x9)
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, 0x1, &(0x7f0000000300)=0x9)
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 corrupted
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: WARNING in rcu_check_gp_start_stall
a never seen crash title: WARNING in rcu_check_gp_start_stall, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): 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:true 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: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:true 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:false 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: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:true 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:false Sysctl:true Swap:false 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: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:true 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:false Sysctl:true Swap:false UseTmpDir:false 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:true 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:false Sysctl:false Swap:false UseTmpDir:false 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 program (duration=6m0s, {Threaded:true 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:false Sysctl:false Swap:false UseTmpDir:false 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, 0x1, &(0x7f0000000300)=0x9)
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
testing program (duration=6m0s, {Threaded:true 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:false Sysctl:false Swap:false UseTmpDir:false 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, 0x1, &(0x7f0000000300)=0x9)
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
testing program (duration=6m0s, {Threaded:true 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:false Sysctl:false Swap:false UseTmpDir:false 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, 0x1, &(0x7f0000000300)=0x9)
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
reproducing took 2h2m17.534820106s
repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 0, t=10502 jiffies, g=8393, q=225 ncpus=2)
rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294955629-4294945127), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10502 jiffies! g8393 f0x2 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:27840 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:2167
 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
 </TASK>
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: 4503 Comm: syz.3.20 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:check_wait_context kernel/locking/lockdep.c:-1 [inline]
RIP: 0010:__lock_acquire+0x65f/0x7c50 kernel/locking/lockdep.c:4999
Code: 00 31 db 48 81 c3 b9 00 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 00 84 c0 0f 85 37 61 00 00 45 84 f6 0f 84 1f 05 00 00 0f b6 1b <48> 8b 44 24 50 42 0f b6 04 00 84 c0 0f 85 00 62 00 00 41 f6 47 01
RSP: 0018:ffffc900001e08e0 EFLAGS: 00000002
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81630353
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90ae2248
RBP: ffffc900001e0b30 R08: dffffc0000000000 R09: fffffbfff215c44a
R10: fffffbfff215c44a R11: 1ffffffff215c449 R12: ffff88802e7a5940
R13: 0000000000000008 R14: 0000000000000002 R15: ffff88802e7a6440
FS:  00007faf391cb6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000006b000 CR3: 000000007e289000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 lock_acquire+0x1b4/0x490 kernel/locking/lockdep.c:5662
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irq+0x9f/0xe0 kernel/locking/spinlock.c:170
 __run_hrtimer kernel/time/hrtimer.c:1751 [inline]
 __hrtimer_run_queues+0x63a/0xd60 kernel/time/hrtimer.c:1811
 hrtimer_interrupt+0x3c5/0x9c0 kernel/time/hrtimer.c:1873
 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
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 8f 41 f7 48 89 df e8 e6 54 42 f7 e8 31 48 65 f7 fb bf 01 00 00 00 <e8> 76 cd 35 f7 65 8b 05 f7 84 e0 75 85 c0 74 02 5b c3 e8 44 96 de
RSP: 0018:ffffc90003727b98 EFLAGS: 00000282
RAX: c3c19727ee053b00 RBX: ffff88807d771bc0 RCX: c3c19727ee053b00
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff88807d772058 R08: dffffc0000000000 R09: ffffed100faee379
R10: ffffed100faee379 R11: 1ffff1100faee378 R12: 1ffff1100faee40b
R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000
 spin_unlock_irq include/linux/spinlock.h:401 [inline]
 get_signal+0x1163/0x1350 kernel/signal.c:2874
 arch_do_signal_or_restart+0xb7/0x1240 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7faf3838f6c7
Code: ff ff 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
RSP: 002b:00007faf391cb0e8 EFLAGS: 00000246
RAX: 00000000000000ca RBX: 00007faf385e5fa8 RCX: 00007faf3838f6c9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007faf385e5fa8
RBP: 00007faf385e5fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007faf385e6038 R14: 00007ffda3473930 R15: 00007ffda3473a18
 </TASK>

final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 0, t=10502 jiffies, g=8393, q=225 ncpus=2)
rcu: All QSes seen, last rcu_preempt kthread activity 10502 (4294955629-4294945127), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10502 jiffies! g8393 f0x2 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:27840 pid:16    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5244 [inline]
 __schedule+0x10ec/0x40b0 kernel/sched/core.c:6561
 schedule+0xb9/0x180 kernel/sched/core.c:6637
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:2167
 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
 </TASK>
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: 4503 Comm: syz.3.20 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:check_wait_context kernel/locking/lockdep.c:-1 [inline]
RIP: 0010:__lock_acquire+0x65f/0x7c50 kernel/locking/lockdep.c:4999
Code: 00 31 db 48 81 c3 b9 00 00 00 48 89 d8 48 c1 e8 03 42 0f b6 04 00 84 c0 0f 85 37 61 00 00 45 84 f6 0f 84 1f 05 00 00 0f b6 1b <48> 8b 44 24 50 42 0f b6 04 00 84 c0 0f 85 00 62 00 00 41 f6 47 01
RSP: 0018:ffffc900001e08e0 EFLAGS: 00000002
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81630353
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90ae2248
RBP: ffffc900001e0b30 R08: dffffc0000000000 R09: fffffbfff215c44a
R10: fffffbfff215c44a R11: 1ffffffff215c449 R12: ffff88802e7a5940
R13: 0000000000000008 R14: 0000000000000002 R15: ffff88802e7a6440
FS:  00007faf391cb6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000020000006b000 CR3: 000000007e289000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 lock_acquire+0x1b4/0x490 kernel/locking/lockdep.c:5662
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irq+0x9f/0xe0 kernel/locking/spinlock.c:170
 __run_hrtimer kernel/time/hrtimer.c:1751 [inline]
 __hrtimer_run_queues+0x63a/0xd60 kernel/time/hrtimer.c:1811
 hrtimer_interrupt+0x3c5/0x9c0 kernel/time/hrtimer.c:1873
 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
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f5 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 8f 41 f7 48 89 df e8 e6 54 42 f7 e8 31 48 65 f7 fb bf 01 00 00 00 <e8> 76 cd 35 f7 65 8b 05 f7 84 e0 75 85 c0 74 02 5b c3 e8 44 96 de
RSP: 0018:ffffc90003727b98 EFLAGS: 00000282
RAX: c3c19727ee053b00 RBX: ffff88807d771bc0 RCX: c3c19727ee053b00
RDX: dffffc0000000000 RSI: ffffffff8a8c0580 RDI: 0000000000000001
RBP: ffff88807d772058 R08: dffffc0000000000 R09: ffffed100faee379
R10: ffffed100faee379 R11: 1ffff1100faee378 R12: 1ffff1100faee40b
R13: 0000000000000021 R14: dffffc0000000000 R15: 0000000000000000
 spin_unlock_irq include/linux/spinlock.h:401 [inline]
 get_signal+0x1163/0x1350 kernel/signal.c:2874
 arch_do_signal_or_restart+0xb7/0x1240 arch/x86/kernel/signal.c:871
 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174
 exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
 syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7faf3838f6c7
Code: ff ff 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
RSP: 002b:00007faf391cb0e8 EFLAGS: 00000246
RAX: 00000000000000ca RBX: 00007faf385e5fa8 RCX: 00007faf3838f6c9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007faf385e5fa8
RBP: 00007faf385e5fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007faf385e6038 R14: 00007ffda3473930 R15: 00007ffda3473a18
 </TASK>