Extracting prog: 26m28.865731266s Minimizing prog: 4h26m14.106631563s Simplifying prog options: 27m57.973893074s Extracting C: 5m11.84043847s Simplifying C: 0s extracting reproducer from 75 programs testing a last program of every proc single: executing 25 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): ioctl$ifreq_SIOCGIFINDEX_batadv_hard-sendmsg$nl_route detailed listing: executing program 0: ioctl$ifreq_SIOCGIFINDEX_batadv_hard(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'batadv_slave_0\x00', 0x0}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000005c0)=ANY=[@ANYBLOB="480000001400030400000000000000000a3f0000", @ANYRES32=r0, @ANYBLOB="14000200ff2300000000000000000000000000011400060000000000060000000000000000000000080008000004"], 0x48}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat$dlm_control-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-sendmsg$IPCTNL_MSG_CT_NEW-socket$inet6_udp-setsockopt$IP6T_SO_SET_REPLACE detailed listing: executing program 0: openat$dlm_control(0xffffffffffffff9c, 0x0, 0x8502, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xb, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000040)={0x0, r0}, 0x18) prlimit64(0x0, 0xe, &(0x7f0000000140)={0xa, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r1 = getpid() sched_setaffinity(0x0, 0x8, &(0x7f00000002c0)=0x2) sched_setscheduler(r1, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f0000000180)=@abs, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) sendmsg$IPCTNL_MSG_CT_NEW(0xffffffffffffffff, 0x0, 0x4000010) r4 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r4, 0x29, 0x40, &(0x7f0000000500)=@raw={'raw\x00', 0x3c1, 0x3, 0x438, 0x0, 0x168, 0x0, 0x268, 0xa, 0x368, 0x250, 0x250, 0x368, 0x250, 0x3, 0x0, {[{{@uncond, 0x0, 0x228, 0x268, 0x0, {0x0, 0x28e}, [@common=@inet=@hashlimit3={{0x158}, {'caif0\x00', {0x0, 0x7ff, 0x0, 0x1, 0x300, 0x6, 0x1000}}}, @inet=@rpfilter={{0x28}}]}, @common=@inet=@LOG={0x40, 'LOG\x00', 0x0, {0x0, 0x0, "48c01c5140d722edd3fb24545886bbd1be494201b400"}}}, {{@uncond, 0x0, 0xd0, 0x100, 0x0, {}, [@common=@inet=@set2={{0x28}}]}, @common=@inet=@SET2={0x30}}], {{'\x00', 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x498) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_open_dev$video-ioctl$VIDIOC_S_EXT_CTRLS detailed listing: executing program 0: r0 = syz_open_dev$video(&(0x7f0000000000), 0x8, 0x0) ioctl$VIDIOC_S_EXT_CTRLS(r0, 0xc0205648, &(0x7f0000000100)={0x0, 0x1, 0x0, 0xffffffffffffffff, 0x0, &(0x7f0000000040)={0xf0f043, 0x9, '\x00', @p_u32=0x0}}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm-sendmsg$can_bcm-ioctl$UFFDIO_ZEROPAGE detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) sendmsg$can_bcm(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[], 0x4640}, 0x2}, 0x0) ioctl$UFFDIO_ZEROPAGE(0xffffffffffffffff, 0xc020aa04, 0x0) program crashed: WARNING in ip6mr_free_table single: successfully extracted reproducer found reproducer with 19 syscalls minimizing guilty program testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) sendmsg$can_bcm(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[], 0x4640}, 0x2}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) socket$unix(0x1, 0x5, 0x0) r3 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r3, &(0x7f00000000c0)={0x1d, r4}, 0x10) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00'}) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) connect$can_bcm(r4, &(0x7f00000000c0), 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(0xffffffffffffffff, &(0x7f00000000c0)={0x1d, r4}, 0x10) sendmsg$can_bcm(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r3, &(0x7f00000000c0)={0x1d, r4}, 0x10) sendmsg$can_bcm(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-connect$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) connect$unix(r1, &(0x7f000057eff8)=@abs, 0x6e) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r2 = socket$unix(0x1, 0x5, 0x0) r3 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r3, &(0x7f00000000c0)={0x1d, r4}, 0x10) sendmsg$can_bcm(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r2, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program crashed: INFO: task hung in corrupted testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-mmap-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r1 = socket$unix(0x1, 0x5, 0x0) r2 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r2, &(0x7f00000000c0)={0x1d, r3}, 0x10) sendmsg$can_bcm(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r1, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-sched_setscheduler-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setaffinity(0x0, 0x0, 0x0) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setaffinity-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) getpid() sched_setaffinity(0x0, 0x0, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r2 = socket$unix(0x1, 0x5, 0x0) r3 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r3, &(0x7f00000000c0)={0x1d, r4}, 0x10) sendmsg$can_bcm(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r2, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-sched_setscheduler-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r1, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r2 = socket$unix(0x1, 0x5, 0x0) r3 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r3, &(0x7f00000000c0)={0x1d, r4}, 0x10) sendmsg$can_bcm(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r2, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-prlimit64-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x800008, 0xffffffffffffffff}, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program crashed: INFO: rcu detected stall in sys_openat testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program crashed: INFO: task hung in corrupted testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: r0 = getpid() sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, 0x0) sendmmsg$unix(0xffffffffffffffff, &(0x7f0000000000), 0x651, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r1 = socket$unix(0x1, 0x5, 0x0) r2 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r2, &(0x7f00000000c0)={0x1d, r3}, 0x10) sendmsg$can_bcm(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r1, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, 0x0, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, 0x0) connect$can_bcm(r4, &(0x7f00000000c0), 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00'}) connect$can_bcm(r4, 0x0, 0x0) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) socket$unix(0x1, 0x5, 0x0) r3 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r3, &(0x7f00000000c0)={0x1d, r4}, 0x10) sendmsg$can_bcm(r3, 0x0, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) socket$unix(0x1, 0x5, 0x0) r3 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r3, &(0x7f00000000c0)={0x1d, r4}, 0x10) sendmsg$can_bcm(r3, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) socket$unix(0x1, 0x5, 0x0) r3 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r3, &(0x7f00000000c0)={0x1d, r4}, 0x10) sendmsg$can_bcm(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={0x0, 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) socket$unix(0x1, 0x5, 0x0) r3 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r3, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r3, &(0x7f00000000c0)={0x1d, r4}, 0x10) sendmsg$can_bcm(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=9m8.698747998s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash reproducing took 5h25m52.786717083s repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P9358/1:b..l P9352/1:b..l P5858/2:b..l rcu: (detected by 1, t=10503 jiffies, g=39965, q=688 ncpus=2) task:syz-execprog state:R running task stack:25136 pid:5858 tgid:5845 ppid:5843 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6756 preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6935 preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6959 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12 __local_bh_enable_ip+0x179/0x200 kernel/softirq.c:389 local_bh_enable include/linux/bottom_half.h:33 [inline] rcu_read_unlock_bh include/linux/rcupdate.h:919 [inline] __dev_queue_xmit+0x1775/0x3f50 net/core/dev.c:4461 dev_queue_xmit include/linux/netdevice.h:3168 [inline] neigh_hh_output include/net/neighbour.h:523 [inline] neigh_output include/net/neighbour.h:537 [inline] ip_finish_output2+0xd41/0x1390 net/ipv4/ip_output.c:236 ip_local_out net/ipv4/ip_output.c:130 [inline] __ip_queue_xmit+0x12ca/0x1ef0 net/ipv4/ip_output.c:536 __tcp_transmit_skb+0x2582/0x3ba0 net/ipv4/tcp_output.c:1466 tcp_transmit_skb net/ipv4/tcp_output.c:1484 [inline] tcp_write_xmit+0x17b5/0x6bf0 net/ipv4/tcp_output.c:2827 __tcp_push_pending_frames+0x9b/0x360 net/ipv4/tcp_output.c:3010 tcp_sendmsg_locked+0x44d6/0x4f30 net/ipv4/tcp.c:1326 tcp_sendmsg+0x30/0x50 net/ipv4/tcp.c:1358 sock_sendmsg_nosec net/socket.c:711 [inline] __sock_sendmsg+0xef/0x270 net/socket.c:726 sock_write_iter+0x2d7/0x3f0 net/socket.c:1147 new_sync_write fs/read_write.c:586 [inline] vfs_write+0xaeb/0xd30 fs/read_write.c:679 ksys_write+0x18f/0x2b0 fs/read_write.c:731 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x40708e RSP: 002b:000000c000dcd628 EFLAGS: 00000206 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 000000000040708e RDX: 0000000000000228 RSI: 000000c00058a7d8 RDI: 0000000000000007 RBP: 000000c000dcd668 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 000000c000dcd798 R13: 00000000000002f8 R14: 000000c001710c40 R15: 000000c00058a500 task:syz.2.552 state:R running task stack:24688 pid:9352 tgid:9340 ppid:8373 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6756 preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6935 preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6959 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12 unwind_next_frame+0x18f8/0x22d0 arch/x86/kernel/unwind_orc.c:672 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 save_stack+0xfb/0x1f0 mm/page_owner.c:156 __reset_page_owner+0x76/0x430 mm/page_owner.c:297 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1127 [inline] free_unref_folios+0xf62/0x1a90 mm/page_alloc.c:2704 folios_put_refs+0x76c/0x860 mm/swap.c:962 folio_batch_release include/linux/pagevec.h:101 [inline] shmem_undo_range+0x64c/0x1cf0 mm/shmem.c:1040 shmem_truncate_range mm/shmem.c:1152 [inline] shmem_evict_inode+0x29b/0xa80 mm/shmem.c:1280 evict+0x4e8/0x9a0 fs/inode.c:796 __dentry_kill+0x20d/0x630 fs/dcache.c:625 dput+0x19f/0x2b0 fs/dcache.c:867 __fput+0x5ba/0xa50 fs/file_table.c:458 task_work_run+0x24f/0x310 kernel/task_work.c:239 exit_task_work include/linux/task_work.h:43 [inline] do_exit+0xa2f/0x28e0 kernel/exit.c:938 do_group_exit+0x207/0x2c0 kernel/exit.c:1087 get_signal+0x16b2/0x1750 kernel/signal.c:3016 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0xce/0x340 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0fdc980849 RSP: 002b:00007f0fdbbdd0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f0fdcb46088 RCX: 00007f0fdc980849 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f0fdcb46088 RBP: 00007f0fdcb46080 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0fdcb4608c R13: 0000000000000000 R14: 00007f0fdcc6f950 R15: 00007f0fdcc6fa38 task:dhcpcd-run-hook state:R running task stack:24096 pid:9358 tgid:9358 ppid:5497 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6756 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7078 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_release+0x658/0xa30 kernel/locking/lockdep.c:5874 Code: 3c 3b 00 74 08 4c 89 f7 e8 e5 80 8f 00 f6 84 24 91 00 00 00 02 75 77 41 f7 c5 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 4b c7 44 27 08 00 00 00 00 65 48 8b 04 25 RSP: 0000:ffffc90005367c80 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 1ffff92000a6cfa2 RCX: ffffc90005367d03 RDX: 1ffff92000a6cfa0 RSI: ffffffff8c0aa880 RDI: ffffffff8c5f63e0 RBP: ffffc90005367db0 R08: ffffffff942b892f R09: 1ffffffff2857125 R10: dffffc0000000000 R11: fffffbfff2857126 R12: 1ffff92000a6cf9c R13: 0000000000000246 R14: ffffc90005367d10 R15: dffffc0000000000 lock_vma_under_rcu+0x5fd/0x790 do_user_addr_fault arch/x86/mm/fault.c:1329 [inline] handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x17b/0x8b0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7f187222c19e RSP: 002b:00007ffe034782b0 EFLAGS: 00010202 RAX: 00007f18722431f0 RBX: 0000000000000032 RCX: 00007f187223a958 RDX: 00005618a5581de0 RSI: 00007f18722432e0 RDI: 000000006fffffff RBP: 00007ffe03478550 R08: 000000006ffffdff R09: 000000006ffffeff R10: 000000006fffff41 R11: 000000006ffffe35 R12: 0000000070000022 R13: 00000000c0008002 R14: 0000000000000000 R15: 00007f18722432a0 rcu: rcu_preempt kthread starved for 10623 jiffies! g39965 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:25784 pid:17 tgid:17 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6756 __schedule_loop kernel/sched/core.c:6833 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6848 schedule_timeout+0x15a/0x290 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2045 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2247 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.12.0-syzkaller-12113-gbcc8eda6d349 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__orc_find arch/x86/kernel/unwind_orc.c:100 [inline] RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:227 [inline] RIP: 0010:unwind_next_frame+0x6a4/0x22d0 arch/x86/kernel/unwind_orc.c:494 Code: 09 00 00 4c 89 7c 24 28 48 8b 44 24 58 42 80 3c 20 00 74 08 4c 89 f7 e8 4a aa be 00 49 8b 2e e9 32 02 00 00 4d 89 ec 4d 89 ee <48> 89 e8 4c 29 f0 48 89 c1 48 c1 f9 02 48 c1 e8 3f 48 01 c8 48 83 RSP: 0018:ffffc900001570d0 EFLAGS: 00000297 RAX: ffffffff902c90b8 RBX: ffffffff902c90bc RCX: ffffffff902c90c0 RDX: 00000000000b0001 RSI: ffffffff90a375fe RDI: 0000000000000001 RBP: ffffffff902c90b8 R08: 0000000000000005 R09: ffffc90000157290 R10: ffffc900001571f0 R11: ffffffff818b3620 R12: ffffffff902c90b4 R13: ffffffff902c90b4 R14: ffffffff902c90b4 R15: ffffffff8161fa99 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9a5e9bbfb8 CR3: 00000000614ea000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:582 poison_slab_object mm/kasan/common.c:247 [inline] __kasan_slab_free+0x59/0x70 mm/kasan/common.c:264 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2338 [inline] slab_free mm/slub.c:4598 [inline] kmem_cache_free+0x195/0x410 mm/slub.c:4700 skb_kfree_head net/core/skbuff.c:1084 [inline] skb_free_head net/core/skbuff.c:1098 [inline] skb_release_data+0x677/0x8a0 net/core/skbuff.c:1125 skb_release_all net/core/skbuff.c:1190 [inline] __kfree_skb net/core/skbuff.c:1204 [inline] consume_skb+0x9f/0xf0 net/core/skbuff.c:1436 can_receive+0x3dc/0x480 net/can/af_can.c:669 canfd_rcv+0x144/0x260 net/can/af_can.c:703 __netif_receive_skb_one_core net/core/dev.c:5672 [inline] __netif_receive_skb+0x2e0/0x650 net/core/dev.c:5785 process_backlog+0x662/0x15b0 net/core/dev.c:6117 __napi_poll+0xcb/0x490 net/core/dev.c:6877 napi_poll net/core/dev.c:6946 [inline] net_rx_action+0x89b/0x1240 net/core/dev.c:7068 handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:554 run_ksoftirqd+0xca/0x130 kernel/softirq.c:943 smpboot_thread_fn+0x544/0xa30 kernel/smpboot.c:164 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 report is corrupted, running repro again testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash report is corrupted, running repro again testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash report is corrupted, running repro again testing program (duration=9m8.698747998s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mmap-getpid-sched_setscheduler-mmap-socketpair$unix-sendmmsg$unix-recvmmsg-prlimit64-socket$unix-socket$can_bcm-ioctl$ifreq_SIOCGIFINDEX_vcan-connect$can_bcm-sendmsg$can_bcm detailed listing: executing program 0: mmap(&(0x7f00009fd000/0x600000)=nil, 0x600000, 0x0, 0x6031, 0xffffffffffffffff, 0x0) r0 = getpid() sched_setscheduler(r0, 0x2, 0x0) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbee3, 0x8031, 0xffffffffffffffff, 0xe2e1d000) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) sendmmsg$unix(r2, 0x0, 0x0, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prlimit64(0x0, 0xe, 0x0, 0x0) r3 = socket$unix(0x1, 0x5, 0x0) r4 = socket$can_bcm(0x1d, 0x2, 0x2) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000100)={'vcan0\x00', 0x0}) connect$can_bcm(r4, &(0x7f00000000c0)={0x1d, r5}, 0x10) sendmsg$can_bcm(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000580)=ANY=[@ANYBLOB="0100000003ece1e40ad8871461ab0800", @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=0x0, @ANYRES64=r3, @ANYBLOB="3bf81bb9f9"], 0x20000600}}, 0x0) program did not crash final repro crashed as (corrupted=true): rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P9358/1:b..l P9352/1:b..l P5858/2:b..l rcu: (detected by 1, t=10503 jiffies, g=39965, q=688 ncpus=2) task:syz-execprog state:R running task stack:25136 pid:5858 tgid:5845 ppid:5843 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6756 preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6935 preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6959 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12 __local_bh_enable_ip+0x179/0x200 kernel/softirq.c:389 local_bh_enable include/linux/bottom_half.h:33 [inline] rcu_read_unlock_bh include/linux/rcupdate.h:919 [inline] __dev_queue_xmit+0x1775/0x3f50 net/core/dev.c:4461 dev_queue_xmit include/linux/netdevice.h:3168 [inline] neigh_hh_output include/net/neighbour.h:523 [inline] neigh_output include/net/neighbour.h:537 [inline] ip_finish_output2+0xd41/0x1390 net/ipv4/ip_output.c:236 ip_local_out net/ipv4/ip_output.c:130 [inline] __ip_queue_xmit+0x12ca/0x1ef0 net/ipv4/ip_output.c:536 __tcp_transmit_skb+0x2582/0x3ba0 net/ipv4/tcp_output.c:1466 tcp_transmit_skb net/ipv4/tcp_output.c:1484 [inline] tcp_write_xmit+0x17b5/0x6bf0 net/ipv4/tcp_output.c:2827 __tcp_push_pending_frames+0x9b/0x360 net/ipv4/tcp_output.c:3010 tcp_sendmsg_locked+0x44d6/0x4f30 net/ipv4/tcp.c:1326 tcp_sendmsg+0x30/0x50 net/ipv4/tcp.c:1358 sock_sendmsg_nosec net/socket.c:711 [inline] __sock_sendmsg+0xef/0x270 net/socket.c:726 sock_write_iter+0x2d7/0x3f0 net/socket.c:1147 new_sync_write fs/read_write.c:586 [inline] vfs_write+0xaeb/0xd30 fs/read_write.c:679 ksys_write+0x18f/0x2b0 fs/read_write.c:731 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x40708e RSP: 002b:000000c000dcd628 EFLAGS: 00000206 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000007 RCX: 000000000040708e RDX: 0000000000000228 RSI: 000000c00058a7d8 RDI: 0000000000000007 RBP: 000000c000dcd668 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 000000c000dcd798 R13: 00000000000002f8 R14: 000000c001710c40 R15: 000000c00058a500 task:syz.2.552 state:R running task stack:24688 pid:9352 tgid:9340 ppid:8373 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6756 preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6935 preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6959 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12 unwind_next_frame+0x18f8/0x22d0 arch/x86/kernel/unwind_orc.c:672 arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 save_stack+0xfb/0x1f0 mm/page_owner.c:156 __reset_page_owner+0x76/0x430 mm/page_owner.c:297 reset_page_owner include/linux/page_owner.h:25 [inline] free_pages_prepare mm/page_alloc.c:1127 [inline] free_unref_folios+0xf62/0x1a90 mm/page_alloc.c:2704 folios_put_refs+0x76c/0x860 mm/swap.c:962 folio_batch_release include/linux/pagevec.h:101 [inline] shmem_undo_range+0x64c/0x1cf0 mm/shmem.c:1040 shmem_truncate_range mm/shmem.c:1152 [inline] shmem_evict_inode+0x29b/0xa80 mm/shmem.c:1280 evict+0x4e8/0x9a0 fs/inode.c:796 __dentry_kill+0x20d/0x630 fs/dcache.c:625 dput+0x19f/0x2b0 fs/dcache.c:867 __fput+0x5ba/0xa50 fs/file_table.c:458 task_work_run+0x24f/0x310 kernel/task_work.c:239 exit_task_work include/linux/task_work.h:43 [inline] do_exit+0xa2f/0x28e0 kernel/exit.c:938 do_group_exit+0x207/0x2c0 kernel/exit.c:1087 get_signal+0x16b2/0x1750 kernel/signal.c:3016 arch_do_signal_or_restart+0x96/0x860 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:329 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0xce/0x340 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0fdc980849 RSP: 002b:00007f0fdbbdd0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007f0fdcb46088 RCX: 00007f0fdc980849 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f0fdcb46088 RBP: 00007f0fdcb46080 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0fdcb4608c R13: 0000000000000000 R14: 00007f0fdcc6f950 R15: 00007f0fdcc6fa38 task:dhcpcd-run-hook state:R running task stack:24096 pid:9358 tgid:9358 ppid:5497 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6756 preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7078 irqentry_exit+0x5e/0x90 kernel/entry/common.c:354 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_release+0x658/0xa30 kernel/locking/lockdep.c:5874 Code: 3c 3b 00 74 08 4c 89 f7 e8 e5 80 8f 00 f6 84 24 91 00 00 00 02 75 77 41 f7 c5 00 02 00 00 74 01 fb 48 c7 44 24 60 0e 36 e0 45 <4b> c7 04 27 00 00 00 00 4b c7 44 27 08 00 00 00 00 65 48 8b 04 25 RSP: 0000:ffffc90005367c80 EFLAGS: 00000206 RAX: 0000000000000001 RBX: 1ffff92000a6cfa2 RCX: ffffc90005367d03 RDX: 1ffff92000a6cfa0 RSI: ffffffff8c0aa880 RDI: ffffffff8c5f63e0 RBP: ffffc90005367db0 R08: ffffffff942b892f R09: 1ffffffff2857125 R10: dffffc0000000000 R11: fffffbfff2857126 R12: 1ffff92000a6cf9c R13: 0000000000000246 R14: ffffc90005367d10 R15: dffffc0000000000 lock_vma_under_rcu+0x5fd/0x790 do_user_addr_fault arch/x86/mm/fault.c:1329 [inline] handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x17b/0x8b0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7f187222c19e RSP: 002b:00007ffe034782b0 EFLAGS: 00010202 RAX: 00007f18722431f0 RBX: 0000000000000032 RCX: 00007f187223a958 RDX: 00005618a5581de0 RSI: 00007f18722432e0 RDI: 000000006fffffff RBP: 00007ffe03478550 R08: 000000006ffffdff R09: 000000006ffffeff R10: 000000006fffff41 R11: 000000006ffffe35 R12: 0000000070000022 R13: 00000000c0008002 R14: 0000000000000000 R15: 00007f18722432a0 rcu: rcu_preempt kthread starved for 10623 jiffies! g39965 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:25784 pid:17 tgid:17 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5369 [inline] __schedule+0x1850/0x4c30 kernel/sched/core.c:6756 __schedule_loop kernel/sched/core.c:6833 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6848 schedule_timeout+0x15a/0x290 kernel/time/sleep_timeout.c:99 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2045 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2247 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 16 Comm: ksoftirqd/0 Not tainted 6.12.0-syzkaller-12113-gbcc8eda6d349 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:__orc_find arch/x86/kernel/unwind_orc.c:100 [inline] RIP: 0010:orc_find arch/x86/kernel/unwind_orc.c:227 [inline] RIP: 0010:unwind_next_frame+0x6a4/0x22d0 arch/x86/kernel/unwind_orc.c:494 Code: 09 00 00 4c 89 7c 24 28 48 8b 44 24 58 42 80 3c 20 00 74 08 4c 89 f7 e8 4a aa be 00 49 8b 2e e9 32 02 00 00 4d 89 ec 4d 89 ee <48> 89 e8 4c 29 f0 48 89 c1 48 c1 f9 02 48 c1 e8 3f 48 01 c8 48 83 RSP: 0018:ffffc900001570d0 EFLAGS: 00000297 RAX: ffffffff902c90b8 RBX: ffffffff902c90bc RCX: ffffffff902c90c0 RDX: 00000000000b0001 RSI: ffffffff90a375fe RDI: 0000000000000001 RBP: ffffffff902c90b8 R08: 0000000000000005 R09: ffffc90000157290 R10: ffffc900001571f0 R11: ffffffff818b3620 R12: ffffffff902c90b4 R13: ffffffff902c90b4 R14: ffffffff902c90b4 R15: ffffffff8161fa99 FS: 0000000000000000(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f9a5e9bbfb8 CR3: 00000000614ea000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: arch_stack_walk+0x11c/0x150 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:582 poison_slab_object mm/kasan/common.c:247 [inline] __kasan_slab_free+0x59/0x70 mm/kasan/common.c:264 kasan_slab_free include/linux/kasan.h:233 [inline] slab_free_hook mm/slub.c:2338 [inline] slab_free mm/slub.c:4598 [inline] kmem_cache_free+0x195/0x410 mm/slub.c:4700 skb_kfree_head net/core/skbuff.c:1084 [inline] skb_free_head net/core/skbuff.c:1098 [inline] skb_release_data+0x677/0x8a0 net/core/skbuff.c:1125 skb_release_all net/core/skbuff.c:1190 [inline] __kfree_skb net/core/skbuff.c:1204 [inline] consume_skb+0x9f/0xf0 net/core/skbuff.c:1436 can_receive+0x3dc/0x480 net/can/af_can.c:669 canfd_rcv+0x144/0x260 net/can/af_can.c:703 __netif_receive_skb_one_core net/core/dev.c:5672 [inline] __netif_receive_skb+0x2e0/0x650 net/core/dev.c:5785 process_backlog+0x662/0x15b0 net/core/dev.c:6117 __napi_poll+0xcb/0x490 net/core/dev.c:6877 napi_poll net/core/dev.c:6946 [inline] net_rx_action+0x89b/0x1240 net/core/dev.c:7068 handle_softirqs+0x2d4/0x9b0 kernel/softirq.c:554 run_ksoftirqd+0xca/0x130 kernel/softirq.c:943 smpboot_thread_fn+0x544/0xa30 kernel/smpboot.c:164 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244