Extracting prog: 9m10.866666846s
Minimizing prog: 2h2m0.180989189s
Simplifying prog options: 0s
Extracting C: 2m17.031119407s
Simplifying C: 1h0m13.893593089s


extracting reproducer from 37 programs
testing a last program of every proc
single: executing 7 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}}): fsopen-fsconfig$FSCONFIG_SET_STRING-prlimit64-sched_setscheduler-getpid-prctl$PR_SCHED_CORE-sched_setaffinity-syz_open_dev$MSR-read$msr-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept4-sendmmsg$alg-recvmsg-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-io_uring_setup-io_uring_register$IORING_REGISTER_BUFFERS2-io_uring_enter-io_uring_register$IORING_REGISTER_BUFFERS_UPDATE-syz_usb_connect-syz_usb_control_io$uac2-syz_open_dev$char_usb-read$char_usb-ioctl$TIOCVHANGUP
detailed listing:
executing program 0:
r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0)
fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000000)='source', &(0x7f0000000040)='96.:\x00', 0x0)
prlimit64(0x0, 0x4, &(0x7f0000000140)={0x7, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r1 = getpid()
prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0)
sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2)
r2 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0)
read$msr(r2, &(0x7f0000019680)=""/102392, 0x18ff8)
r3 = socket$alg(0x26, 0x5, 0x0)
bind$alg(r3, &(0x7f00000007c0)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(sm4)\x00'}, 0x58)
setsockopt$ALG_SET_KEY(r3, 0x117, 0x1, &(0x7f0000000340)="b7f2288a911993f08d3aaea2bc0000de", 0x10)
r4 = accept4(r3, 0x0, 0x0, 0x800)
sendmmsg$alg(r4, &(0x7f0000000040), 0x0, 0x40800)
recvmsg(r4, &(0x7f00000005c0)={0x0, 0x0, &(0x7f00000001c0)=[{&(0x7f00000000c0)=""/81, 0x7ffff000}, {&(0x7f0000000200)=""/83, 0x20000253}], 0x2}, 0x0)
sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x7)
mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0xbf0fe000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
connect$unix(r5, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e)
sendmmsg$unix(r6, &(0x7f0000000000), 0x651, 0x0)
recvmmsg(r5, &(0x7f00000000c0), 0x10106, 0x2, 0x0)
r7 = io_uring_setup(0x598f, &(0x7f0000000380)={0x0, 0x857, 0x200, 0x3, 0x2})
io_uring_register$IORING_REGISTER_BUFFERS2(r7, 0xf, &(0x7f0000002280)={0x1, 0x0, 0x0, &(0x7f00000014c0)=[{&(0x7f0000000040)=""/168, 0xa8}], &(0x7f0000001540)=[0x2]}, 0x20)
io_uring_enter(r7, 0x64f5, 0x90f4, 0x1, 0x0, 0x0)
io_uring_register$IORING_REGISTER_BUFFERS_UPDATE(r7, 0x10, &(0x7f0000001b00)={0x0, 0x0, &(0x7f0000001a80)=[{0x0}], 0x0, 0x1}, 0x20)
r8 = syz_usb_connect(0x0, 0x3f, &(0x7f00000012c0)=ANY=[@ANYBLOB="11010000733336088dee1adb23610000000109024a0001100000000904000003fe03010009cd8d1f00020000000905050200067e001009058b1e", @ANYRESHEX], 0x0)
syz_usb_control_io$uac2(r8, 0x0, &(0x7f0000000440)={0x44, &(0x7f0000000200)=ANY=[], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0})
r9 = syz_open_dev$char_usb(0xc, 0xb4, 0x0)
read$char_usb(r9, 0x0, 0x0)
ioctl$TIOCVHANGUP(0xffffffffffffffff, 0x5437, 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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-socketpair$unix-sendmmsg$unix-ioctl$UI_SET_KEYBIT-syz_genetlink_get_family_id$nl80211-timer_create-fcntl$lock-mprotect-timer_settime-clock_nanosleep-openat
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0)
ioctl$UI_SET_KEYBIT(0xffffffffffffffff, 0x40045565, 0x23e)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)
clock_nanosleep(0x9, 0x0, &(0x7f0000000140)={0x77359400}, 0x0)
openat(0xffffffffffffff9c, 0x0, 0x42, 0x0)

program crashed: INFO: rcu detected stall in nsim_fib_event_work
single: successfully extracted reproducer
found reproducer with 21 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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-socketpair$unix-sendmmsg$unix-ioctl$UI_SET_KEYBIT-syz_genetlink_get_family_id$nl80211-timer_create-fcntl$lock-mprotect-timer_settime-clock_nanosleep
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0)
ioctl$UI_SET_KEYBIT(0xffffffffffffffff, 0x40045565, 0x23e)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)
clock_nanosleep(0x9, 0x0, &(0x7f0000000140)={0x77359400}, 0x0)

program crashed: INFO: rcu detected stall in kthread
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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-socketpair$unix-sendmmsg$unix-ioctl$UI_SET_KEYBIT-syz_genetlink_get_family_id$nl80211-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0)
ioctl$UI_SET_KEYBIT(0xffffffffffffffff, 0x40045565, 0x23e)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in sys_sendto
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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-socketpair$unix-sendmmsg$unix-ioctl$UI_SET_KEYBIT-syz_genetlink_get_family_id$nl80211-timer_create-fcntl$lock-mprotect
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0)
ioctl$UI_SET_KEYBIT(0xffffffffffffffff, 0x40045565, 0x23e)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300))
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)

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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-socketpair$unix-sendmmsg$unix-ioctl$UI_SET_KEYBIT-syz_genetlink_get_family_id$nl80211-timer_create-fcntl$lock-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0)
ioctl$UI_SET_KEYBIT(0xffffffffffffffff, 0x40045565, 0x23e)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
timer_settime(r4, 0x1, &(0x7f0000000040)={{0x77359400}}, 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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-socketpair$unix-sendmmsg$unix-ioctl$UI_SET_KEYBIT-syz_genetlink_get_family_id$nl80211-timer_create-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0)
ioctl$UI_SET_KEYBIT(0xffffffffffffffff, 0x40045565, 0x23e)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r4=>0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{0x77359400}}, 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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-socketpair$unix-sendmmsg$unix-ioctl$UI_SET_KEYBIT-syz_genetlink_get_family_id$nl80211-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0)
ioctl$UI_SET_KEYBIT(0xffffffffffffffff, 0x40045565, 0x23e)
syz_genetlink_get_family_id$nl80211(&(0x7f0000000140), 0xffffffffffffffff)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}}, 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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-socketpair$unix-sendmmsg$unix-ioctl$UI_SET_KEYBIT-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0)
ioctl$UI_SET_KEYBIT(0xffffffffffffffff, 0x40045565, 0x23e)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in vmstat_shepherd
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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-socketpair$unix-sendmmsg$unix-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
sendmmsg$unix(0xffffffffffffffff, 0x0, 0x0, 0x0)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in kthread
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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-socketpair$unix-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
socketpair$unix(0x1, 0x2, 0x0, 0x0)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in getpid
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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: WARNING in rcu_check_gp_start_stall
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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sendmsg$802154_raw-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
r3 = syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sendmsg$802154_raw(r3, &(0x7f0000000580)={&(0x7f00000000c0)={0x24, @short={0x2, 0xffff, 0xaaa0}}, 0x14, &(0x7f0000000540)={&(0x7f0000000440)="657bc955079da26dd0186c4db5a8d4385e5eb585de5f730cc31043c340c7ad0ba2bdfd11047e4447a7a712daab4e8c1314ee3ac8f3d59c4c8dadde96836d13c7412ffc278bf89bfdbbdef2592f56abbf235bfedb8c6aa4d2a677aa3c21b6f8c5a16b11085c8d3f5641013f023cba8b43c248b0bbd49c2fc13dd3824d5ea079edac378ade7500ee1404a814fdc1e570ebf74409a5447048522e48c90d2a3c0f0dec7aea8562a7167bb2bd8c5db1c9136f7bc231c8f2af24be1f63204beab0d64f369480ec2910f551a7d9e9e6f8ef11b53540b58d77291aaa748c90ffe51bff10ed668ccfcc62e3dc185a51ebf78cc22af0d464db", 0xf4}, 0x1, 0x0, 0x0, 0x4000000}, 0xc000)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{0x77359400}}, 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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-syz_init_net_socket$802154_raw-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
syz_init_net_socket$802154_raw(0x24, 0x3, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r3=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r3, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in kthread
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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r3=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r3, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in kthread
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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-sendto$packet-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00', <r2=>0x0})
sendto$packet(r1, &(0x7f0000000180)="0b031407e0ff640f020047540f68a13bb1000e00080008004803", 0x10000, 0x0, &(0x7f0000000140)={0x11, 0x0, r2}, 0x14)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r3=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r3, 0x1, &(0x7f0000000040)={{0x77359400}}, 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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-ioctl$sock_SIOCGIFINDEX-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000400)={'macvtap0\x00'})
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r2=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r2, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in schedule_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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-sendmsg$nl_route-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x20004010)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r2=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r2, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in schedule_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}}): socket$packet-setsockopt$packet_fanout-socket$packet-setsockopt$packet_int-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
r1 = socket$packet(0x11, 0x3, 0x300)
setsockopt$packet_int(r1, 0x107, 0xf, &(0x7f0000000100)=0x9, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r2=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r2, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in schedule_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}}): socket$packet-setsockopt$packet_fanout-socket$packet-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
socket$packet(0x11, 0x3, 0x300)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040)={{0x77359400}}, 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}}): socket$packet-setsockopt$packet_fanout-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
r0 = socket$packet(0x11, 0x2, 0x300)
setsockopt$packet_fanout(r0, 0x107, 0x12, &(0x7f0000000000)={0x0, 0xb005}, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040)={{0x77359400}}, 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}}): socket$packet-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$packet(0x11, 0x2, 0x300)
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in kthread
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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in kthread
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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{0x77359400}}, 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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{0x77359400}}, 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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, 0x0, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{0x77359400}}, 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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(0x0, 0x1, &(0x7f0000000040)={{0x77359400}}, 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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{0x77359400}}, 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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, 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-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in corrupted
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-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: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-fcntl$lock-mprotect-timer_settime
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-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: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-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in kthread
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-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: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-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in sys_mkdir
a never seen crash title: INFO: rcu detected stall in sys_mkdir, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in schedule_timeout
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true 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-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-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:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true 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-fcntl$lock-mprotect-timer_settime
program crashed: INFO: task hung in corrupted
a never seen crash title: INFO: task hung in corrupted, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
program crashed: BUG: workqueue lockup
a never seen crash title: BUG: workqueue lockup, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true 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-fcntl$lock-mprotect-timer_settime
program crashed: WARNING in rcu_check_gp_start_stall
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-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:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true 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-fcntl$lock-mprotect-timer_settime
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in irqentry_exit
a never seen crash title: INFO: rcu detected stall in irqentry_exit, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true 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-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in watchdog
a never seen crash title: INFO: rcu detected stall in watchdog, ignore
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{0x77359400}}, 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:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true 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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{0x77359400}}, 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:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true 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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000780)={0x60, 0x887}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000200)={0x0, 0x21, 0x2}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d5, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{0x77359400}}, 0x0)

program crashed: INFO: rcu detected stall in exit_to_user_mode_loop
validation run: crashed=true
reproducing took 3h23m5.201401864s
repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	(detected by 0, t=10502 jiffies, g=14985, q=863 ncpus=2)
rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294971274-4294960771), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10504 jiffies! g14985 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:27592 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5510 [inline]
 __schedule+0x125c/0x6730 kernel/sched/core.c:7234
 preempt_schedule_common+0x42/0xc0 kernel/sched/core.c:7413
 preempt_schedule_thunk+0x16/0x40 arch/x86/entry/thunk.S:12
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:179 [inline]
 _raw_spin_unlock_irqrestore+0x61/0x80 kernel/locking/spinlock.c:198
 __try_to_del_timer_sync+0x107/0x160 kernel/time/timer.c:1467
 __timer_delete_sync+0xf7/0x1c0 kernel/time/timer.c:1621
 schedule_timeout+0x12f/0x280 kernel/time/sleep_timeout.c:100
 rcu_gp_fqs_loop+0x1a9/0x900 kernel/rcu/tree.c:2123
 rcu_gp_kthread+0x179/0x230 kernel/rcu/tree.c:2325
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </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 UID: 0 PID: 6046 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/10/2026
RIP: 0010:trace_hardirqs_on+0x4/0x40 kernel/trace/trace_preemptirq.c:72
Code: 8e e8 90 2b 68 00 e9 57 ff ff ff e8 86 2b 68 00 eb 83 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <65> 8b 05 61 6b 52 12 85 c0 75 0e e8 ec 2a d3 ff 48 8b 3c 24 e9 e3
RSP: 0018:ffffc900036afb88 EFLAGS: 00000096
RAX: 0000000000000000 RBX: ffffc900036afbd8 RCX: 0000000000000000
RDX: ffff888075f04a80 RSI: ffffffff81f5c32b RDI: 0000000000000001
RBP: ffffc900036afbc8 R08: 0000000000000000 R09: ffffed10170a5080
R10: ffff8880b8528403 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f8177d096c0(0000) GS:ffff888123ee8000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000058 CR3: 0000000076a2a000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline]
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:542 [inline]
 irqentry_exit+0x24d/0xa00 kernel/entry/common.c:167
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:188 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:206
Code: 90 f3 0f 1e fa 53 48 8b 74 24 08 48 89 fb 48 83 c7 18 e8 ba 30 29 f6 48 89 df e8 42 80 29 f6 e8 2d e4 55 f6 fb bf 01 00 00 00 <e8> 12 90 18 f6 65 8b 05 5b 39 a7 08 85 c0 74 06 5b e9 81 4a 00 00
RSP: 0018:ffffc900036afc88 EFLAGS: 00000206
RAX: 00000000052d62a3 RBX: ffff888038e45c80 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8e1a3c59 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000021
R13: ffff888038e46080 R14: dffffc0000000000 R15: ffff888075f04a80
 spin_unlock_irq include/linux/spinlock.h:402 [inline]
 get_signal+0x195a/0x21e0 kernel/signal.c:3049
 arch_do_signal_or_restart+0x91/0x7e0 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_loop kernel/entry/common.c:66 [inline]
 exit_to_user_mode_loop+0x139/0x6f0 kernel/entry/common.c:101
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
 do_syscall_64+0x666/0x870 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8176d9de57
Code: 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 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 e8 ff ff ff f7 d8 64 89
RSP: 002b:00007f8177d090e8 EFLAGS: 00000246
RAX: 00000000000000ca RBX: 00007f8177025fa8 RCX: 00007f8176d9de59
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f8177025fa8
RBP: 00007f8177025fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8177026038 R14: 00007ffeff211320 R15: 00007ffeff211408
 </TASK>

final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	(detected by 0, t=10502 jiffies, g=14985, q=863 ncpus=2)
rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294971274-4294960771), jiffies_till_next_fqs=1, root ->qsmask 0x0
rcu: rcu_preempt kthread starved for 10504 jiffies! g14985 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:27592 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00080000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5510 [inline]
 __schedule+0x125c/0x6730 kernel/sched/core.c:7234
 preempt_schedule_common+0x42/0xc0 kernel/sched/core.c:7413
 preempt_schedule_thunk+0x16/0x40 arch/x86/entry/thunk.S:12
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:179 [inline]
 _raw_spin_unlock_irqrestore+0x61/0x80 kernel/locking/spinlock.c:198
 __try_to_del_timer_sync+0x107/0x160 kernel/time/timer.c:1467
 __timer_delete_sync+0xf7/0x1c0 kernel/time/timer.c:1621
 schedule_timeout+0x12f/0x280 kernel/time/sleep_timeout.c:100
 rcu_gp_fqs_loop+0x1a9/0x900 kernel/rcu/tree.c:2123
 rcu_gp_kthread+0x179/0x230 kernel/rcu/tree.c:2325
 kthread+0x370/0x450 kernel/kthread.c:436
 ret_from_fork+0x72b/0xd50 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </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 UID: 0 PID: 6046 Comm: syz.1.18 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/10/2026
RIP: 0010:trace_hardirqs_on+0x4/0x40 kernel/trace/trace_preemptirq.c:72
Code: 8e e8 90 2b 68 00 e9 57 ff ff ff e8 86 2b 68 00 eb 83 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa <65> 8b 05 61 6b 52 12 85 c0 75 0e e8 ec 2a d3 ff 48 8b 3c 24 e9 e3
RSP: 0018:ffffc900036afb88 EFLAGS: 00000096
RAX: 0000000000000000 RBX: ffffc900036afbd8 RCX: 0000000000000000
RDX: ffff888075f04a80 RSI: ffffffff81f5c32b RDI: 0000000000000001
RBP: ffffc900036afbc8 R08: 0000000000000000 R09: ffffed10170a5080
R10: ffff8880b8528403 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
FS:  00007f8177d096c0(0000) GS:ffff888123ee8000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000058 CR3: 0000000076a2a000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 irqentry_exit_to_kernel_mode_after_preempt include/linux/irq-entry-common.h:507 [inline]
 irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:542 [inline]
 irqentry_exit+0x24d/0xa00 kernel/entry/common.c:167
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674
RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:188 [inline]
RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:206
Code: 90 f3 0f 1e fa 53 48 8b 74 24 08 48 89 fb 48 83 c7 18 e8 ba 30 29 f6 48 89 df e8 42 80 29 f6 e8 2d e4 55 f6 fb bf 01 00 00 00 <e8> 12 90 18 f6 65 8b 05 5b 39 a7 08 85 c0 74 06 5b e9 81 4a 00 00
RSP: 0018:ffffc900036afc88 EFLAGS: 00000206
RAX: 00000000052d62a3 RBX: ffff888038e45c80 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8e1a3c59 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000021
R13: ffff888038e46080 R14: dffffc0000000000 R15: ffff888075f04a80
 spin_unlock_irq include/linux/spinlock.h:402 [inline]
 get_signal+0x195a/0x21e0 kernel/signal.c:3049
 arch_do_signal_or_restart+0x91/0x7e0 arch/x86/kernel/signal.c:337
 __exit_to_user_mode_loop kernel/entry/common.c:66 [inline]
 exit_to_user_mode_loop+0x139/0x6f0 kernel/entry/common.c:101
 __exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
 syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
 syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
 do_syscall_64+0x666/0x870 arch/x86/entry/syscall_64.c:100
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f8176d9de57
Code: 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 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 e8 ff ff ff f7 d8 64 89
RSP: 002b:00007f8177d090e8 EFLAGS: 00000246
RAX: 00000000000000ca RBX: 00007f8177025fa8 RCX: 00007f8176d9de59
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f8177025fa8
RBP: 00007f8177025fa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8177026038 R14: 00007ffeff211320 R15: 00007ffeff211408
 </TASK>