Extracting prog: 2m22.176277651s
Minimizing prog: 1h52m49.902257104s
Simplifying prog options: 0s
Extracting C: 2m17.189051438s
Simplifying C: 23m38.992793133s


extracting reproducer from 37 programs
first checking the prog from the crash report
single: executing 1 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}}): socket$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-fcntl$lock-fcntl$lock-fcntl$lock-timer_create-fcntl$lock-mprotect-timer_settime-sendmsg$BATADV_CMD_GET_NEIGHBORS
detailed listing:
executing program 0:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket(0x10, 0x80002, 0x0)
r2 = syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r1, 0x8933, &(0x7f0000000280)={'batadv0\x00', <r3=>0x0})
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r1, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00', <r4=>0x0})
r5 = syz_open_dev$video(0x0, 0x8, 0x42743)
r6 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r6, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r5, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r7 = getpid()
r8 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0)
fcntl$lock(r8, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8})
fcntl$lock(r8, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc})
fcntl$lock(r8, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r7})
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r9=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r9, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0)
sendmsg$BATADV_CMD_GET_NEIGHBORS(r0, &(0x7f0000004340)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r2, 0x331, 0x2000, 0x40000000, {0x8}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r3}, @BATADV_ATTR_HARD_IFINDEX={0x8, 0x6, r4}]}, 0x24}, 0x1, 0x0, 0x0, 0x400400c}, 0x0)

program crashed: INFO: rcu detected stall in corrupted
single: successfully extracted reproducer
found reproducer with 22 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-fcntl$lock-fcntl$lock-fcntl$lock-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r3 = getpid()
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0)
fcntl$lock(r4, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8})
fcntl$lock(r4, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc})
fcntl$lock(r4, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r3})
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r5=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r5, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-fcntl$lock-fcntl$lock-fcntl$lock-timer_create-fcntl$lock-mprotect
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r3 = getpid()
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0)
fcntl$lock(r4, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8})
fcntl$lock(r4, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc})
fcntl$lock(r4, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r3})
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300))
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-fcntl$lock-fcntl$lock-fcntl$lock-timer_create-fcntl$lock-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r3 = getpid()
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0)
fcntl$lock(r4, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8})
fcntl$lock(r4, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc})
fcntl$lock(r4, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r3})
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r5=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
timer_settime(r5, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-fcntl$lock-fcntl$lock-fcntl$lock-timer_create-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r3 = getpid()
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0)
fcntl$lock(r4, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8})
fcntl$lock(r4, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc})
fcntl$lock(r4, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r3})
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r5=>0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r5, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-fcntl$lock-fcntl$lock-fcntl$lock-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
r3 = getpid()
r4 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0)
fcntl$lock(r4, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8})
fcntl$lock(r4, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc})
fcntl$lock(r4, 0x7, &(0x7f0000000140)={0x1, 0x1, 0x92, 0x5, r3})
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(0x0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-fcntl$lock-fcntl$lock-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
getpid()
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0)
fcntl$lock(r3, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8})
fcntl$lock(r3, 0x26, &(0x7f0000000280)={0x1, 0x0, 0x9, 0xb6bc})
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0)

program crashed: INFO: rcu detected stall in batadv_nc_worker
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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-fcntl$lock-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
getpid()
r3 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0)
fcntl$lock(r3, 0x6, &(0x7f0000000000)={0x0, 0x0, 0x8})
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r4=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r4, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-getpid-openat$cgroup_ro-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
getpid()
openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='cpuacct.usage_percpu\x00', 0x275a, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r3=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-getpid-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
getpid()
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r3=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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}}): socket$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r3=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-prlimit64-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r3=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-setsockopt$netrom_NETROM_T1-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000380)=0x8, 0x4)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r3=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-ioctl$VIDIOC_S_FMT-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
r1 = syz_open_dev$video(0x0, 0x8, 0x42743)
r2 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r2, 0x80044325, &(0x7f0000000040)=0x1)
ioctl$VIDIOC_S_FMT(r1, 0xc0d05605, &(0x7f00000000c0)={0xa, @pix_mp={0x2, 0x6, 0x36314d4e, 0x8, 0x1, [{0x2, 0xde}, {0x5, 0x2}, {0x1, 0xb}, {0x200, 0x7}, {0x2, 0x7}, {0x4, 0xfc000000}, {0x406, 0xfffefffb}, {0x400000, 0x8}], 0x7, 0x6, 0x1, 0x0, 0x1}})
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r3=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r3, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-ioctl$CAPI_CLR_FLAGS-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
syz_open_dev$video(0x0, 0x8, 0x42743)
r1 = openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
ioctl$CAPI_CLR_FLAGS(r1, 0x80044325, &(0x7f0000000040)=0x1)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r2=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r2, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-openat$capi20-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
syz_open_dev$video(0x0, 0x8, 0x42743)
openat$capi20(0xffffffffffffff9c, &(0x7f0000000000), 0x0, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-syz_open_dev$video-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
syz_open_dev$video(0x0, 0x8, 0x42743)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r0, 0x8933, &(0x7f00000002c0)={'batadv_slave_1\x00'})
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-ioctl$ifreq_SIOCGIFINDEX_batadv_mesh-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
r0 = socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000280))
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r1=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r1, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$nl_generic-socket-syz_genetlink_get_family_id$batadv-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x10, 0x80002, 0x0)
syz_genetlink_get_family_id$batadv(&(0x7f0000000080), 0xffffffffffffffff)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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}}): socket$nl_generic-socket-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
socket(0x10, 0x80002, 0x0)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0)

program crashed: INFO: rcu detected stall in ext4_end_io_rsv_work
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$nl_generic-prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
socket$nl_generic(0x10, 0x3, 0x10)
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, 0x0, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, 0x0)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, 0x0, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, 0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(0x0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, 0x0)
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 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$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode
a never seen crash title: INFO: rcu detected stall in syscall_enter_from_user_mode, 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: INFO: rcu detected stall in corrupted
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in sys_rt_sigreturn
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-fcntl$lock-mprotect-timer_settime
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
program crashed: INFO: rcu detected stall in corrupted
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 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:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0)

program crashed: INFO: rcu detected stall in batadv_nc_worker
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:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-fcntl$lock-mprotect-timer_settime
detailed listing:
executing program 0:
prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0)
sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8)
timer_create(0x0, &(0x7f0000000240)={0x0, 0x21, 0x2, @thr={0x0, 0x0}}, &(0x7f0000000300)=<r0=>0x0)
fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x60d3, 0x5})
mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x1)
timer_settime(r0, 0x1, &(0x7f0000000040)={{}, {0x0, 0x989680}}, 0x0)

program crashed: INFO: rcu detected stall in syscall_enter_from_user_mode
validation run: crashed=true
reproducing took 2h28m24.563932691s
repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P3562/1:b..l
	(detected by 0, t=10503 jiffies, g=7993, q=147)
task:udevd           state:R  running task     stack:25104 pid: 3562 ppid:     1 flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395
 preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:6571
 preempt_schedule+0xbc/0xd0 kernel/sched/core.c:6596
 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline]
 _raw_spin_unlock_irqrestore+0x10d/0x120 kernel/locking/spinlock.c:194
 spin_unlock_irqrestore include/linux/spinlock.h:419 [inline]
 __wake_up_common_lock kernel/sched/wait.c:140 [inline]
 __wake_up_sync_key+0x128/0x190 kernel/sched/wait.c:205
 sock_def_readable+0x136/0x250 net/core/sock.c:3101
 __netlink_sendskb net/netlink/af_netlink.c:1264 [inline]
 netlink_sendskb+0x97/0x130 net/netlink/af_netlink.c:1270
 netlink_sendmsg+0x8ba/0xbe0 net/netlink/af_netlink.c:1918
 sock_sendmsg_nosec net/socket.c:706 [inline]
 __sock_sendmsg net/socket.c:718 [inline]
 ____sys_sendmsg+0x5b7/0x8f0 net/socket.c:2445
 ___sys_sendmsg+0x236/0x2e0 net/socket.c:2499
 __sys_sendmsg net/socket.c:2528 [inline]
 __do_sys_sendmsg net/socket.c:2537 [inline]
 __se_sys_sendmsg+0x1af/0x290 net/socket.c:2535
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f8f5b517407
RSP: 002b:00007fffe75d8e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f8f5b429880 RCX: 00007f8f5b517407
RDX: 0000000000000000 RSI: 00007fffe75d8e90 RDI: 0000000000000004
RBP: 0000557ad02e39a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000b3
R13: 0000557ad02bf9e0 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
rcu: rcu_preempt kthread starved for 10532 jiffies! g7993 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:27800 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395
 schedule+0x11b/0x1e0 kernel/sched/core.c:6478
 schedule_timeout+0x184/0x2d0 kernel/time/timer.c:2117
 rcu_gp_fqs_loop+0x2be/0x11d0 kernel/rcu/tree.c:1972
 rcu_gp_kthread+0x9b/0x370 kernel/rcu/tree.c:2145
 kthread+0x436/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
NMI backtrace for cpu 0
CPU: 0 PID: 4648 Comm: syz.0.143 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
Call Trace:
 <IRQ>
 dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106
 nmi_cpu_backtrace+0x3a2/0x3d0 lib/nmi_backtrace.c:111
 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62
 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline]
 rcu_check_gp_kthread_starvation+0x1cd/0x250 kernel/rcu/tree_stall.h:487
 print_other_cpu_stall+0x1110/0x1270 kernel/rcu/tree_stall.h:592
 check_cpu_stall kernel/rcu/tree_stall.h:745 [inline]
 rcu_pending kernel/rcu/tree.c:3936 [inline]
 rcu_sched_clock_irq+0x843/0x1120 kernel/rcu/tree.c:2619
 update_process_times+0x193/0x200 kernel/time/timer.c:2021
 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+0x4b4/0xb70 kernel/time/hrtimer.c:1749
 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1811
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline]
 __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:__syscall_enter_from_user_work kernel/entry/common.c:93 [inline]
RIP: 0010:syscall_enter_from_user_mode+0x2a/0x70 kernel/entry/common.c:114
Code: 41 56 53 48 89 f3 49 89 fe 48 8b 7c 24 10 e8 3d f6 ff ff eb 31 eb 35 e8 f4 f1 c1 f7 e8 ef ef c1 f7 fb 65 48 8b 05 56 ea 44 76 <48> 8b 70 08 40 f6 c6 3f 74 0b 4c 89 f7 5b 41 5e e9 d1 ee a9 f7 48
RSP: 0018:ffffc900036aff08 EFLAGS: 00000286
RAX: ffff8880293cd940 RBX: 000000000000000f RCX: 8538e46ac4196b00
RDX: dffffc0000000000 RSI: ffffffff8a2b3180 RDI: ffffffff8a7a09c0
RBP: ffffc900036aff48 R08: ffffffff8d8a06ef R09: 1ffffffff1b140dd
R10: dffffc0000000000 R11: fffffbfff1b140de R12: 0000000000000000
R13: 0000000000000000 R14: ffffc900036aff58 R15: 0000000000000000
 do_syscall_64+0x24/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7ff319d281d9
Code: 11 06 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 0c 25
RSP: 002b:00007ff3193e7b40 EFLAGS: 00000206 ORIG_RAX: 000000000000000f
RAX: ffffffffffffffda RBX: 00007ff319ffffa8 RCX: 00007ff319d281d9
RDX: 00007ff3193e7b40 RSI: 00007ff3193e7c70 RDI: 0000000000000021
RBP: 00007ff319ffffa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 00007ff31a000038 R14: 00007ffff8447e10 R15: 00007ffff8447ef8
 </TASK>

final repro crashed as (corrupted=false):
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P3562/1:b..l
	(detected by 0, t=10503 jiffies, g=7993, q=147)
task:udevd           state:R  running task     stack:25104 pid: 3562 ppid:     1 flags:0x00004002
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395
 preempt_schedule_common+0x82/0xd0 kernel/sched/core.c:6571
 preempt_schedule+0xbc/0xd0 kernel/sched/core.c:6596
 preempt_schedule_thunk+0x16/0x18 arch/x86/entry/thunk_64.S:34
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline]
 _raw_spin_unlock_irqrestore+0x10d/0x120 kernel/locking/spinlock.c:194
 spin_unlock_irqrestore include/linux/spinlock.h:419 [inline]
 __wake_up_common_lock kernel/sched/wait.c:140 [inline]
 __wake_up_sync_key+0x128/0x190 kernel/sched/wait.c:205
 sock_def_readable+0x136/0x250 net/core/sock.c:3101
 __netlink_sendskb net/netlink/af_netlink.c:1264 [inline]
 netlink_sendskb+0x97/0x130 net/netlink/af_netlink.c:1270
 netlink_sendmsg+0x8ba/0xbe0 net/netlink/af_netlink.c:1918
 sock_sendmsg_nosec net/socket.c:706 [inline]
 __sock_sendmsg net/socket.c:718 [inline]
 ____sys_sendmsg+0x5b7/0x8f0 net/socket.c:2445
 ___sys_sendmsg+0x236/0x2e0 net/socket.c:2499
 __sys_sendmsg net/socket.c:2528 [inline]
 __do_sys_sendmsg net/socket.c:2537 [inline]
 __se_sys_sendmsg+0x1af/0x290 net/socket.c:2535
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f8f5b517407
RSP: 002b:00007fffe75d8e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f8f5b429880 RCX: 00007f8f5b517407
RDX: 0000000000000000 RSI: 00007fffe75d8e90 RDI: 0000000000000004
RBP: 0000557ad02e39a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000000b3
R13: 0000557ad02bf9e0 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
rcu: rcu_preempt kthread starved for 10532 jiffies! g7993 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:27800 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5049 [inline]
 __schedule+0x11ef/0x43c0 kernel/sched/core.c:6395
 schedule+0x11b/0x1e0 kernel/sched/core.c:6478
 schedule_timeout+0x184/0x2d0 kernel/time/timer.c:2117
 rcu_gp_fqs_loop+0x2be/0x11d0 kernel/rcu/tree.c:1972
 rcu_gp_kthread+0x9b/0x370 kernel/rcu/tree.c:2145
 kthread+0x436/0x520 kernel/kthread.c:334
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
NMI backtrace for cpu 0
CPU: 0 PID: 4648 Comm: syz.0.143 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
Call Trace:
 <IRQ>
 dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106
 nmi_cpu_backtrace+0x3a2/0x3d0 lib/nmi_backtrace.c:111
 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62
 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline]
 rcu_check_gp_kthread_starvation+0x1cd/0x250 kernel/rcu/tree_stall.h:487
 print_other_cpu_stall+0x1110/0x1270 kernel/rcu/tree_stall.h:592
 check_cpu_stall kernel/rcu/tree_stall.h:745 [inline]
 rcu_pending kernel/rcu/tree.c:3936 [inline]
 rcu_sched_clock_irq+0x843/0x1120 kernel/rcu/tree.c:2619
 update_process_times+0x193/0x200 kernel/time/timer.c:2021
 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+0x4b4/0xb70 kernel/time/hrtimer.c:1749
 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1811
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1097 [inline]
 __sysvec_apic_timer_interrupt+0x137/0x4a0 arch/x86/kernel/apic/apic.c:1114
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
 sysvec_apic_timer_interrupt+0x9b/0xc0 arch/x86/kernel/apic/apic.c:1108
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:__syscall_enter_from_user_work kernel/entry/common.c:93 [inline]
RIP: 0010:syscall_enter_from_user_mode+0x2a/0x70 kernel/entry/common.c:114
Code: 41 56 53 48 89 f3 49 89 fe 48 8b 7c 24 10 e8 3d f6 ff ff eb 31 eb 35 e8 f4 f1 c1 f7 e8 ef ef c1 f7 fb 65 48 8b 05 56 ea 44 76 <48> 8b 70 08 40 f6 c6 3f 74 0b 4c 89 f7 5b 41 5e e9 d1 ee a9 f7 48
RSP: 0018:ffffc900036aff08 EFLAGS: 00000286
RAX: ffff8880293cd940 RBX: 000000000000000f RCX: 8538e46ac4196b00
RDX: dffffc0000000000 RSI: ffffffff8a2b3180 RDI: ffffffff8a7a09c0
RBP: ffffc900036aff48 R08: ffffffff8d8a06ef R09: 1ffffffff1b140dd
R10: dffffc0000000000 R11: fffffbfff1b140de R12: 0000000000000000
R13: 0000000000000000 R14: ffffc900036aff58 R15: 0000000000000000
 do_syscall_64+0x24/0xa0 arch/x86/entry/common.c:76
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7ff319d281d9
Code: 11 06 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 90 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 c7 c0 0f 00 00 00 0f 05 <0f> 1f 80 00 00 00 00 48 81 ec 48 01 00 00 49 89 d0 64 48 8b 0c 25
RSP: 002b:00007ff3193e7b40 EFLAGS: 00000206 ORIG_RAX: 000000000000000f
RAX: ffffffffffffffda RBX: 00007ff319ffffa8 RCX: 00007ff319d281d9
RDX: 00007ff3193e7b40 RSI: 00007ff3193e7c70 RDI: 0000000000000021
RBP: 00007ff319ffffa0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 00007ff31a000038 R14: 00007ffff8447e10 R15: 00007ffff8447ef8
 </TASK>