Extracting prog: 9m45.913560527s
Minimizing prog: 1h22m54.061034867s
Simplifying prog options: 0s
Extracting C: 2m16.770503782s
Simplifying C: 17m59.909157495s


extracting reproducer from 44 programs
testing a last program of every proc
single: executing 9 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}}): prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-socket$packet-ioctl$sock_SIOCGIFINDEX-setsockopt$packet_int-setsockopt$packet_int-sendto$packet
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xa, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r0 = getpid()
sched_setaffinity(0x0, 0x0, 0x0)
sched_setscheduler(r0, 0x2, &(0x7f0000000240)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r1=>0xffffffffffffffff, <r2=>0xffffffffffffffff})
connect$unix(r1, &(0x7f0000000180)=@abs, 0x6e)
sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r3 = socket$packet(0x11, 0x3, 0x300)
ioctl$sock_SIOCGIFINDEX(r3, 0x8933, &(0x7f0000000080)={'veth0\x00', <r4=>0x0})
setsockopt$packet_int(r3, 0x107, 0x14, 0x0, 0x0)
setsockopt$packet_int(r3, 0x107, 0xf, &(0x7f0000000000)=0xf3f, 0x4)
sendto$packet(r3, &(0x7f00000000c0)="3f03fe7f0302140006001e0089e9aaa911d7c2290f0086dd1327c9167c643c4a1b7880610cc96655b1b141ab059b24d0fbc50df71548a3f6c5609063382a0c153cfdf9435e3ffe46", 0xe90c, 0x0, &(0x7f0000000540)={0xc9, 0x0, r4, 0x1, 0x0, 0x6, @multicast}, 0x14)

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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe-syz_mount_image$hfsplus-mkdir-rmdir
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240))
pipe(&(0x7f0000000200))
syz_mount_image$hfsplus(&(0x7f0000000600), &(0x7f0000000000)='./file1\x00', 0xc000, &(0x7f0000000100)=ANY=[], 0xf6, 0x69f, &(0x7f0000000640)="$eJzs3c1vHGcdB/DvbJyNNy3BbZM2oEq1GgkQEYkdKwVzISCEcohQVQ6crcRprGzS4rjgVog6vF576B9QDrkgTkjcIxUOXODWG/KxEhKXXmpOi2Z21l571+lu43gT+Hyi9fPMPDPP85vfM/s2jjUB/m9dPpup+yly+eyV9XJ5895Ce/Pewq1ePcmxJBvJVJJGkuLTTqfzYXIpKba7KfaUA95fWXzto082P+4uTdWPavvGfvudGFxVb7exZ/VGb91skiN1+RB29Xf1ofsrtiO/lORMXcLEHU3S2eUnf3t6u6VPa9je04cSI/BoFd33zQEzyfH6iV5+Dui98zYON7rRHRtxu72fIAAAAOBJM8p34C9uZSvrxZBL7AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMAwG937/3fq+wYW9f39y7KYTdG7/3+zXpe6/nh5abzN7z+qOAAAAAAAAADgEL20la2s50RvuVNUv/N/uVo4Wf18Km/lTpazmnNZz1LWspbVzCeZqXdq1OXa6vwIe17o27PUXF9aW1u98BmB1v8pIa2DOW4AAAAAAAAA+B/zy1ze+f0/AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA8DorkSLdIcbdv9UwaU0mmkzTLFRvJP3r1J9n9SQcAAAAAh+BYspX1nOgtd4qcTPJ8dQ1gOm/ldtaykrW0s5xr1XWB7rf+xua9hfbmvYVb5WOw3+/+e6wwqh7TvfYwfOTT1RatXM9KteZcruaNtHMtjWrP0uk6nl6vfXFNJ7lbxlR8pzZiZNfqsjzy96ryyOBG7451sPsZ82LKTJWRo9sZmatnp8zGM72ZGTZDxbiB7R1pPo3tYE/uGamZfNrpKpt715BOlyn/2YjjHe8L9LeDAV8ZN/6DszcTF/rOvucflPPSV//8xx/P1fWx52DCeid9NalpDWZioS8TL4ySiRvt2zdvXL9z9knLxIC5KhOntpcv5wf5Uc5mNq9mNSv5aZayluXM5vtVbame/KLvKb9Ppi7tWnr1syJp1mdod7LGi+nlat8TWckP80auZTmvVP8uZD7fzMVczGLfDJ968AxXr7SNfV5pO18YGvyZr9WVVpLf1WX3HWnSyrw+05fX/tfcmaqtf81Olp4dIUtjvh9NfbmulGP8qi4fD3szMd+Xief2ZmJ6166/r15W7rRv31y9sfTmaMM9+15dKc+P3ySzkz1Pmnvqz5aTVS3tPjvKtueGts1XbSe32xoDbae227rP1I19n6nN+jPcYE8XqrYXhrYtVG2n+9qGfd4C4LF3/OvHm61/tf7e+qD169aN1pXp7x371rEXmzn6l6Pfnpo78pXGi8Wf8kF+sfP9HwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA+PzuvP3OzaV2e3m1W2kmqSqdTufd3U3jVqbqET7n7g9Ryew/nypHHtLUu53ZIcbzpaeTA+uweejJPKDKfzqdTr2m2GebP/z1ABP1cJX6RoadRzhEI8mj6XnrYIKf3GsScDjOr9168/ydt9/5xsqtpdeXX1++vXjx4uLc4sVXFs5fX2kvz3V/TjpK4FHYedOfdCQAAAAAAAAAAADAqA7jbyomfYwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADAk+3y2UzdT5H5uXNz5fLmvYV2+ejVd7acStJIUvw8KT5MWr2Gmb7uiv3GeX9l8bWPPtn8eKevqd72jQftN5qN+pHZJEe65d2D6u9qXT5Q8aBDKLaP8FKSM3UJE/ffAAAA//8uug0s")
mkdir(&(0x7f0000000140)='./control\x00', 0x0)
rmdir(&(0x7f0000000100)='./control\x00')

program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
single: successfully extracted reproducer
found reproducer with 15 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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe-syz_mount_image$hfsplus-mkdir
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240))
pipe(&(0x7f0000000200))
syz_mount_image$hfsplus(&(0x7f0000000600), &(0x7f0000000000)='./file1\x00', 0xc000, &(0x7f0000000100)=ANY=[], 0xf6, 0x69f, &(0x7f0000000640)="$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")
mkdir(&(0x7f0000000140)='./control\x00', 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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe-syz_mount_image$hfsplus
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240))
pipe(&(0x7f0000000200))
syz_mount_image$hfsplus(&(0x7f0000000600), &(0x7f0000000000)='./file1\x00', 0xc000, &(0x7f0000000100)=ANY=[], 0xf6, 0x69f, &(0x7f0000000640)="$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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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix-pipe
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240))
pipe(&(0x7f0000000200))

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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime-socketpair$unix
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)
socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240))

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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=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 sys_getsockopt
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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_create
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-sched_setscheduler-getpid-sched_setscheduler-timer_settime
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
r0 = getpid()
sched_setscheduler(r0, 0x2, &(0x7f0000000200)=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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-sched_setscheduler-getpid-timer_create-timer_settime
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
getpid()
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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-prlimit64-timer_create-timer_settime
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-ioctl$VHOST_SET_FEATURES-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
ioctl$VHOST_SET_FEATURES(0xffffffffffffffff, 0x4008af00, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-syz_init_net_socket$bt_hci-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
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}}): bpf$BPF_PROG_TEST_RUN-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x18, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="18010000000000000000000000000000850000006d00000095"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
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}}): bpf$BPF_PROG_TEST_RUN-prlimit64-sched_setscheduler-timer_create-timer_settime
detailed listing:
executing program 0:
bpf$BPF_PROG_TEST_RUN(0xa, 0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in sys_rt_sigreturn
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, &(0x7f0000000080)=0x7)
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, 0x1, &(0x7f0000000080)=0x7)
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, &(0x7f0000000080)=0x7)
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, &(0x7f0000000080)=0x7)
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, &(0x7f0000000080)=0x7)
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 did not crash
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 syscall_exit_to_user_mode
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 syscall_exit_to_user_mode
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 syscall_exit_to_user_mode
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 syscall_exit_to_user_mode
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 syscall_exit_to_user_mode
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, &(0x7f0000000080)=0x7)
timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100))
timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0)

program crashed: INFO: rcu detected stall in sys_rt_sigreturn
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, &(0x7f0000000080)=0x7)
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, &(0x7f0000000080)=0x7)
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 2h0m15.282490917s
repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 0, t=10502 jiffies, g=8149, q=140)
rcu: All QSes seen, last rcu_preempt kthread activity 10498 (4294957777-4294947279), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10498 jiffies! g8149 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:27584 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11bb/0x4390 kernel/sched/core.c:6395
 schedule+0x11b/0x1e0 kernel/sched/core.c:6478
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1914
 rcu_gp_fqs_loop+0x29e/0x11b0 kernel/rcu/tree.c:1972
 rcu_gp_kthread+0x98/0x350 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: 4430 Comm: syz.2.33 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Call Trace:
 <IRQ>
 dump_stack_lvl+0x168/0x230 lib/dump_stack.c:106
 nmi_cpu_backtrace+0x397/0x3d0 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+0x10c8/0x1220 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+0x831/0x1110 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+0x4fe/0xc40 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:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f6 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 de 9e a9 f7 48 89 df e8 a6 73 aa f7 e8 41 0d cb f7 fb bf 01 00 00 00 <e8> 76 95 9e f7 65 8b 05 07 93 4f 76 85 c0 74 02 5b c3 e8 b4 9d 4d
RSP: 0018:ffffc9000395fbc0 EFLAGS: 00000282
RAX: 36ad69749f9f0f00 RBX: ffff88802936e5c0 RCX: 36ad69749f9f0f00
RDX: dffffc0000000000 RSI: ffffffff8a0b1c60 RDI: 0000000000000001
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100526dcb9
R10: ffffed100526dcb9 R11: 1ffff1100526dcb8 R12: ffff88802936e5c0
R13: 0000000000000021 R14: dffffc0000000000 R15: 000000001c000004
 spin_unlock_irq include/linux/spinlock.h:414 [inline]
 get_signal+0x11d6/0x12c0 kernel/signal.c:2903
 arch_do_signal_or_restart+0xc1/0x1300 arch/x86/kernel/signal.c:867
 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: 0033:0x7faae84826c7
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:00007faae7af10e8 EFLAGS: 00000246
RAX: 00000000000000ca RBX: 00007faae86d8fa8 RCX: 00007faae84826c9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007faae86d8fa8
RBP: 00007faae86d8fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007faae86d9038 R14: 00007ffc66d4a220 R15: 00007ffc66d4a308
 </TASK>

final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
	(detected by 0, t=10502 jiffies, g=8149, q=140)
rcu: All QSes seen, last rcu_preempt kthread activity 10498 (4294957777-4294947279), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10498 jiffies! g8149 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:27584 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11bb/0x4390 kernel/sched/core.c:6395
 schedule+0x11b/0x1e0 kernel/sched/core.c:6478
 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1914
 rcu_gp_fqs_loop+0x29e/0x11b0 kernel/rcu/tree.c:1972
 rcu_gp_kthread+0x98/0x350 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: 4430 Comm: syz.2.33 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
Call Trace:
 <IRQ>
 dump_stack_lvl+0x168/0x230 lib/dump_stack.c:106
 nmi_cpu_backtrace+0x397/0x3d0 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+0x10c8/0x1220 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+0x831/0x1110 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+0x4fe/0xc40 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:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202
Code: f6 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 de 9e a9 f7 48 89 df e8 a6 73 aa f7 e8 41 0d cb f7 fb bf 01 00 00 00 <e8> 76 95 9e f7 65 8b 05 07 93 4f 76 85 c0 74 02 5b c3 e8 b4 9d 4d
RSP: 0018:ffffc9000395fbc0 EFLAGS: 00000282
RAX: 36ad69749f9f0f00 RBX: ffff88802936e5c0 RCX: 36ad69749f9f0f00
RDX: dffffc0000000000 RSI: ffffffff8a0b1c60 RDI: 0000000000000001
RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100526dcb9
R10: ffffed100526dcb9 R11: 1ffff1100526dcb8 R12: ffff88802936e5c0
R13: 0000000000000021 R14: dffffc0000000000 R15: 000000001c000004
 spin_unlock_irq include/linux/spinlock.h:414 [inline]
 get_signal+0x11d6/0x12c0 kernel/signal.c:2903
 arch_do_signal_or_restart+0xc1/0x1300 arch/x86/kernel/signal.c:867
 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: 0033:0x7faae84826c7
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:00007faae7af10e8 EFLAGS: 00000246
RAX: 00000000000000ca RBX: 00007faae86d8fa8 RCX: 00007faae84826c9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007faae86d8fa8
RBP: 00007faae86d8fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007faae86d9038 R14: 00007ffc66d4a220 R15: 00007ffc66d4a308
 </TASK>