Extracting prog: 28m45.431669675s Minimizing prog: 1h13m10.791471834s Simplifying prog options: 0s Extracting C: 2m18.037627385s Simplifying C: 49m52.767910389s extracting reproducer from 70 programs testing a last program of every proc single: executing 20 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}}): pipe2-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-prctl$PR_SCHED_CORE-sched_setattr-socket$key-socket$inet6_udp-setsockopt$inet6_IPV6_FLOWLABEL_MGR-sendmsg$key-gettid-timer_create-timer_settime-mq_open-fcntl$setlease-mq_open detailed listing: executing program 0: pipe2(0x0, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000000300)=@abs, 0x6e) sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) sched_setattr(0x0, &(0x7f0000000100)={0x38, 0x5, 0x0, 0x0, 0xc, 0xa3a1, 0x9, 0x8, 0x0, 0x3}, 0x0) r2 = socket$key(0xf, 0x3, 0x2) r3 = socket$inet6_udp(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(r3, 0x29, 0x20, &(0x7f0000000000)={@mcast2={0xff, 0x5}, 0x40000200, 0x0, 0x2, 0x3, 0x4}, 0x20) sendmsg$key(r2, 0x0, 0x0) r4 = gettid() timer_create(0x0, &(0x7f0000533fa0)={0x0, 0x21, 0x800000000004, @tid=r4}, &(0x7f0000bbdffc)) timer_settime(0x0, 0x0, &(0x7f0000000400)={{0x0, 0x989680}, {0x0, 0x989680}}, 0x0) r5 = mq_open(&(0x7f0000000380)='eth0\x00#\x13\xaeu\xe0\xfbu0*\xf3\x11i\xdd\xd9\xc6\x87\xde\xbf_\xa0\xf6\xdfk\xbf.\"\xa6\xc0#p\xcd\x1c/\xa6\xf2\xbcyL\x85a\xb5\xbb~+>\xbc\x93\xf8\xab\x9a3\x85l\x1d\x15\x11\x1a{@!2\xb6!\xae\xf79k\x90\x88\v8I$\xfdQ\x1d\x90=r\xd8\xc0\xd8\t/\x8dv\xb8\x93\xc3C\xae\x9dc\xd1T\xdd\x14\xd3A=z\xee\xbd/X\xbemOX)s\x94\xde\xbe_\v\x01\xbe\xeb\bLTrw\x88\x9e0\t\xc6\xe2\x9c\xed\\\xd8[\xc8\x04 \xf3\xac]V\x1d:\xfc\xc3\x9e\x02\ax\xef\xfe\x1c.TT\x01\x00\x00\x00a%\xdcQ\xb3CuT\xcc7\x8avs\xb2\a\xfe\xb3j*\xad\x18I\xcc\xe9\xaa{]\xef\xb7\xf2\xee*\xf95\bJt\xd0s\xc4\xaa\xc8\x13~\xb2\xf20\xbdf\xdb\xaeG\xe3\xfb\xef\x94\xef:Q\x1b\xe3\xa3\xa4}\xef`e\xcdL\xab\xdb\r\xf2y\x9fg1\xf4\t\x18i/!\x13\xf1,\x8cu\xaa\xbf~)\x94\x1b2\x93\x86\xe7\x9a\xf2j\xa8\x96\xa6\xa2\xfcN\x81\xafTh\xb3\x1bo:\xe8\vq7S\xe4H\xf3L\xa0\x9c\x97B\x12\x10\x9d\xaa\x7fq\x06\xb9(\xf6\x1c\x83\xb1J\xec\x926\xb5a0\xa0B\xae|\x00\x17\xc0\xa3\xd5\xf9\xaa\x98/\xa4v\xe4)I\xf3+[e\x95\x89\x99\xca\x8e\xc5\xd3\\T\xf0\x1a|5\xfff\xff\x99\xa4\xbb\x9e#oR\xa4\xf1\xba\x04c\xb3-\xf7R\xb85\xb5\xdb\xe9?\xfa/\xdf\xb4R\xbfx=\v_j\x8e\xb0\'\xf4\xe5\xff!\xe1\xbf\x82e\xb1\x9b\x8d\xf3L\t\xd21\x9cbwV\xc8\xcc\xe4\x96M_w\xbc\xdf9\b\r\xf6\x95\xae\xb5,\x92\x8c\xc0DQm\x80\xd1w\xa2\x1a\x12Z\xe5\xf4H\xf7D\n\x96J\x93\xfb\xf0$\x9f\xf7\xa2\xae$O\xa3\xb6\xf5\x98\xd3\v\x00\x86\xa5\x8b\x81\x04\xaf\x03s\xe5\x86>\x0e\xa6\xe6\x1aV\x17\x8b\xed\xa7\'\xd0\r_\xe8,XVR\x13\xe5%\xb9\x88\xb8W@D\'\x17A\xc8\x80\x02J\xd4V\x00wH(\xc5v\f\xc9\xb6\xdf..$\xe6P(_\xf1\'\xc1:\xa3\xcb\xd9\xd1\xc7\x13\x99Md\x1dc\xf1\'j\x03!\x13\xd1\xb8\xbf\xe6\xb2M\b/\rp\xa5\x00\x00\x00\x00', 0x40, 0x9, 0x0) fcntl$setlease(r5, 0x400, 0x0) mq_open(&(0x7f00000005c0)='eth0\x00\xdd\xad4=2k\xf1\x05\x9b\x91y\xe1;F\xa2\x8df\xe9\x04\x00\x00\x00\x00\x0478z=\x8f\xd5F\xa4AR\xc7\x9f.\xdc\xdb\"A\x16\xd8\x19\xf1lZ\xc8\x93\xda\xf2\xc9\xe8h[u8\xc6\xfa\x9ep\xbe\a\xe2\xbb\r\xf1\xc7\xee\xe1\xbd\x1e\xdf\xe1\x9c\x19\xda\xd3\x94EL\xca\x88\x85\xd1\x02\xd9L\x90\xeb%/\xb1\xeb\x11uP7\x1f\xd9b\xc3V\x88\xd1\x1f\xc8\x94\xebF\xf8\x88\xf0\xac.\x94\xfc\v\xb1W\xef~+n\xb1\x9b\x02n]xr\xb3\x80\xbc>\xe8XX\xe6\x12\xf3\xc9\xd5\xf8\xd1\x8d\xcb9\xbf\xb0(<\xeb\x92\x8a\x16\xb7\x11^\xb6\xb7n\xd5\xb5\x00[\xdf\x94\x00\r\x95\x17\xa1h\xf8\x00\x00\x00\"\xa0\x05\xcc^\x90c\xc9}\xb8\ny\xf4\xe1\xb4.\xa4\a\x05\xbb}\x91\xf4C\xf5O\xf1a\x12\b\x86\xa16\xbb}C\xc9\x1d\\\xedD\x14\xb1w\x1e\xa0\xc1E\xb5\xf8\xab\xfb\xd9\x93\xb8vJ\x85p\xb5n\x1b\xe4\xd5g\xae\xe4\xeb\xca\xae\x1bs\xd4\xf0\xc0\xdag\x19R4\xd4\xd4\x04\xfc\x04Zb\xf6\xba\xf8B\xf6YU\xcd\xf2\xdb\xb5\xa2\xda\xdf\x8dD\xef`\x13\x15$\xceq\xd7j\xd7\xe3V\xf2\xa2\x95\xcf\x18T\xf1\xb0\xf3\xf8O', 0x1, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$ext4-prlimit64-sched_setscheduler-socket$nl_generic-syz_genetlink_get_family_id$nl80211-sendmsg$NL80211_CMD_SET_TID_CONFIG-sched_setscheduler-mmap-socketpair$unix-connect$unix-sendmmsg$unix-recvmmsg-openat-msgctl$IPC_INFO detailed listing: executing program 0: syz_mount_image$ext4(&(0x7f00000001c0)='ext4\x00', &(0x7f0000000200)='./bus\x00', 0x1400c, &(0x7f0000000680)={[{@test_dummy_encryption}, {@init_itable}, {@noload}]}, 0x3, 0x470, &(0x7f0000000dc0)="$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") prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000080)=0x8) r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000780), r0) sendmsg$NL80211_CMD_SET_TID_CONFIG(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000840)={&(0x7f0000000000)={0x44, r1, 0x1, 0x70bd27, 0x25dfdbfe, {{}, {@val={0x8}, @void}}, [@NL80211_ATTR_TID_CONFIG={0x28, 0x11d, 0x0, 0x1, [{0x24, 0x0, 0x0, 0x1, [@NL80211_TID_CONFIG_ATTR_TIDS={0x6, 0x5, 0xac}, @NL80211_TID_CONFIG_ATTR_OVERRIDE={0x4}, @NL80211_TID_CONFIG_ATTR_VIF_SUPP={0x7, 0x2, 0x9}, @NL80211_TID_CONFIG_ATTR_TX_RATE_TYPE={0x5}]}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x4c080}, 0xc050) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x7) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r2, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r3, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r2, &(0x7f00000000c0), 0x10106, 0x2, 0x0) openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) msgctl$IPC_INFO(0x0, 0x3, &(0x7f00000000c0)=""/42) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD_XDP-bpf$ENABLE_STATS-bpf$PROG_LOAD-bpf$BPF_RAW_TRACEPOINT_OPEN-bpf$MAP_CREATE-bpf$MAP_UPDATE_BATCH detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="170000000000000004000000ff"], 0x48) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000a40)={0x3, 0xc, 0x0, 0x0}, 0x94) bpf$ENABLE_STATS(0x20, 0x0, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, 0x90) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000000)='percpu_alloc_percpu\x00', r0}, 0x18) r1 = bpf$MAP_CREATE(0x0, &(0x7f0000000380)=@base={0x5, 0x5, 0x9fd, 0x85, 0x41, 0xffffffffffffffff, 0xfffffffc}, 0x50) bpf$MAP_UPDATE_BATCH(0x1a, &(0x7f0000000300)={0xffffffffffffffff, 0x0, &(0x7f00000000c0), &(0x7f0000000240), 0x800, r1}, 0x38) 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$inet_smc-socketpair$unix-openat$audio-connect$unix-sendmmsg$unix-recvmmsg-prctl$PR_SCHED_CORE-sendmsg-bpf$PROG_LOAD-socket$nl_netfilter-sendmsg$NFT_BATCH-sendmsg$NFT_BATCH-syz_open_dev$dri-syz_open_dev$dri-ioctl$DRM_IOCTL_MODE_GETRESOURCES-ioctl$DRM_IOCTL_MODE_GETCRTC-ioctl$DRM_IOCTL_MODE_CREATE_DUMB-gettid-timer_create-sched_setattr-socket$nl_xfrm-sendmsg$nl_xfrm-ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD-ioctl$DRM_IOCTL_MODE_GETFB2-ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE-ioctl$DRM_IOCTL_MODE_GETRESOURCES-close_range detailed listing: executing program 0: r0 = socket$inet_smc(0x2b, 0x1, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) openat$audio(0xffffff9c, 0x0, 0x1052c0, 0x0) connect$unix(r1, &(0x7f000057eff8)=@file={0x0, './file0\x00'}, 0x6e) sendmmsg$unix(r2, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x10106, 0x2, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) sendmsg(r2, 0x0, 0x0) bpf$PROG_LOAD(0x5, 0x0, 0x0) r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r3, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000}, 0x10) sendmsg$NFT_BATCH(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={0x0, 0x74}}, 0x10) r4 = syz_open_dev$dri(&(0x7f0000000000), 0x0, 0x0) r5 = syz_open_dev$dri(&(0x7f00000008c0), 0xd21, 0x0) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r5, 0xc04064a0, &(0x7f00000001c0)={0x0, &(0x7f00000000c0)=[0x0], 0x0, 0x0, 0x0, 0x1}) ioctl$DRM_IOCTL_MODE_GETCRTC(r5, 0xc06864a1, &(0x7f00000003c0)={0x0, 0x0, r6, 0x0}) ioctl$DRM_IOCTL_MODE_CREATE_DUMB(r4, 0xc02064b2, &(0x7f0000000140)={0x3ff, 0x2, 0xb5}) r8 = gettid() timer_create(0x0, &(0x7f0000000000)={0x0, 0x21, 0x800000000004, @tid=r8}, &(0x7f0000bbdffc)) sched_setattr(r8, &(0x7f0000000580)={0x38, 0x0, 0x16, 0x3, 0x200, 0x3, 0x9, 0x121, 0x800, 0x2}, 0x0) r9 = socket$nl_xfrm(0x10, 0x3, 0x6) sendmsg$nl_xfrm(r9, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=@newsa={0x158, 0x10, 0x1, 0x0, 0x0, {{@in6=@private1, @in=@remote}, {@in, 0x0, 0x32}, @in6=@private1={0xfc, 0x1, '\x00', 0x1}, {0x0, 0x1}, {0x0, 0x0, 0x8000000}, {}, 0x0, 0x0, 0x2, 0x3, 0x0, 0xcd}, [@replay_esn_val={0x1c, 0x17, {0x0, 0x0, 0x0, 0x0, 0x70bd28}}, @algo_auth_trunc={0x4c, 0x14, {{'cmac(aes)\x00'}, 0x0, 0x1a0}}]}, 0x158}}, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r4, 0xc00c642d, &(0x7f0000000080)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_MODE_GETFB2(r5, 0xc06864ce, &(0x7f0000000200)={r7}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r5, 0xc00c642e, &(0x7f0000000300)={0x0, 0x0, r10}) ioctl$DRM_IOCTL_MODE_GETRESOURCES(r10, 0xc04064a0, &(0x7f00000004c0)={&(0x7f0000000100), &(0x7f0000000180), &(0x7f0000000280)=[0x0, 0x0], &(0x7f00000002c0), 0x0, 0x0, 0x2}) close_range(r0, 0xffffffffffffffff, 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-sched_setscheduler-timer_create-syz_open_dev$sndpcmc-fcntl$setstatus-timer_settime-socketpair$unix-pipe-splice-mmap detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) r0 = syz_open_dev$sndpcmc(&(0x7f0000000040), 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x2400) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0x8000000000000000, 0x4) mmap(&(0x7f0000000000/0xfbe000)=nil, 0xfbe000, 0x3000003, 0x4031, 0xffffffffffffffff, 0x0) program crashed: INFO: rcu detected stall in corrupted single: successfully extracted reproducer found reproducer with 11 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-sched_setscheduler-timer_create-syz_open_dev$sndpcmc-fcntl$setstatus-timer_settime-socketpair$unix-pipe-splice detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) r0 = syz_open_dev$sndpcmc(&(0x7f0000000040), 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x2400) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) splice(r1, 0x0, r2, 0x0, 0x8000000000000000, 0x4) 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-sched_setscheduler-timer_create-syz_open_dev$sndpcmc-fcntl$setstatus-timer_settime-socketpair$unix-pipe detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) r0 = syz_open_dev$sndpcmc(&(0x7f0000000040), 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x2400) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)) pipe(&(0x7f0000000200)) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-sched_setscheduler-timer_create-syz_open_dev$sndpcmc-fcntl$setstatus-timer_settime-socketpair$unix detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) r0 = syz_open_dev$sndpcmc(&(0x7f0000000040), 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x2400) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000240)) 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}}): prlimit64-sched_setscheduler-sched_setscheduler-timer_create-syz_open_dev$sndpcmc-fcntl$setstatus-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) r0 = syz_open_dev$sndpcmc(&(0x7f0000000040), 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x2400) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-sched_setscheduler-timer_create-syz_open_dev$sndpcmc-fcntl$setstatus detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) r0 = syz_open_dev$sndpcmc(&(0x7f0000000040), 0x0, 0x0) fcntl$setstatus(r0, 0x4, 0x2400) 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-sched_setscheduler-timer_create-syz_open_dev$sndpcmc-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) syz_open_dev$sndpcmc(&(0x7f0000000040), 0x0, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-sched_setscheduler-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x6) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in sys_rt_sigreturn testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, 0x0) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, 0x0, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, 0x0) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, 0x0, 0x0) program did not crash extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in 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-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-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:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in corrupted testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-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:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted validation run: crashed=true testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:true Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0xc, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) timer_create(0x0, &(0x7f0000000680)={0x0, 0x21}, &(0x7f0000000100)) timer_settime(0x0, 0x0, &(0x7f000006b000)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in batadv_nc_worker validation run: crashed=true reproducing took 2h42m18.304580949s 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): P1228/1:b..l (detected by 1, t=10502 jiffies, g=6901, q=112) task:kworker/u4:3 state:R running task stack:25000 pid: 1228 ppid: 2 flags:0x00004000 Workqueue: bat_events batadv_nc_worker Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11bb/0x4390 kernel/sched/core.c:6395 preempt_schedule_irq+0xb1/0x150 kernel/sched/core.c:6799 irqentry_exit+0x63/0x70 kernel/entry/common.c:432 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:trace_lock_acquire include/trace/events/lock.h:13 [inline] RIP: 0010:lock_acquire+0xc6/0x3f0 kernel/locking/lockdep.c:5594 Code: 08 0f 83 8c 01 00 00 44 89 f0 c1 e8 06 48 8d 3c c5 a8 8c 69 8d be 08 00 00 00 e8 b5 39 60 00 44 89 f0 48 0f a3 05 e2 93 0d 0c <73> 0d e8 73 b6 07 00 84 c0 0f 84 17 02 00 00 48 c7 c0 44 c0 69 8d RSP: 0018:ffffc90004d17aa0 EFLAGS: 00000257 RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff815bf8bb RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8d698ca8 RBP: ffffc90004d17bc0 R08: dffffc0000000000 R09: fffffbfff1ad3196 R10: fffffbfff1ad3196 R11: 1ffffffff1ad3195 R12: ffffffff8c11c460 R13: 1ffff920009a2f60 R14: 0000000000000001 R15: dffffc0000000000 rcu_lock_acquire+0x2a/0x30 include/linux/rcupdate.h:312 rcu_read_lock include/linux/rcupdate.h:739 [inline] batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:412 [inline] batadv_nc_worker+0xc9/0x5c0 net/batman-adv/network-coding.c:723 process_one_work+0x863/0x1000 kernel/workqueue.c:2310 worker_thread+0xaa8/0x12a0 kernel/workqueue.c:2457 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: rcu_preempt kthread timer wakeup didn't happen for 10527 jiffies! g6901 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 rcu: Possible timer handling issue on cpu=1 timer-softirq=7812 rcu: rcu_preempt kthread starved for 10528 jiffies! g6901 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:I stack:27584 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11bb/0x4390 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1914 rcu_gp_fqs_loop+0x29e/0x11b0 kernel/rcu/tree.c:1972 rcu_gp_kthread+0x98/0x350 kernel/rcu/tree.c:2145 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: Stack dump where RCU GP kthread last ran: NMI backtrace for cpu 1 CPU: 1 PID: 4427 Comm: syz.2.19 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Call Trace: dump_stack_lvl+0x168/0x230 lib/dump_stack.c:106 nmi_cpu_backtrace+0x397/0x3d0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline] rcu_check_gp_kthread_starvation+0x1cd/0x250 kernel/rcu/tree_stall.h:487 print_other_cpu_stall+0x10c8/0x1220 kernel/rcu/tree_stall.h:592 check_cpu_stall kernel/rcu/tree_stall.h:745 [inline] rcu_pending kernel/rcu/tree.c:3936 [inline] rcu_sched_clock_irq+0x831/0x1110 kernel/rcu/tree.c:2619 update_process_times+0x193/0x200 kernel/time/timer.c:1818 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1690 [inline] __hrtimer_run_queues+0x4fe/0xc40 kernel/time/hrtimer.c:1754 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1816 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 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202 Code: f6 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 1d aa f7 48 89 df e8 56 f2 aa f7 e8 d1 8c cb f7 fb bf 01 00 00 00 a6 15 9f f7 65 8b 05 a7 13 50 76 85 c0 74 02 5b c3 e8 54 1e 4e RSP: 0018:ffffc9000386fbc0 EFLAGS: 00000282 RAX: 7bdfa897fc6b7b00 RBX: ffff88807423ae40 RCX: 7bdfa897fc6b7b00 RDX: dffffc0000000000 RSI: ffffffff8a0b1620 RDI: 0000000000000001 RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100e8475c9 R10: ffffed100e8475c9 R11: 1ffff1100e8475c8 R12: ffff88807423ae40 R13: 0000000000000021 R14: dffffc0000000000 R15: 000000001c000004 spin_unlock_irq include/linux/spinlock.h:413 [inline] get_signal+0x11d6/0x12c0 kernel/signal.c:2903 arch_do_signal_or_restart+0xc1/0x1300 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f6b30d6dbe9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe927000f8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 00007f6b30fa4fa0 RCX: 00007f6b30d6dbe9 RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f6b30df0e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f6b30fa4fa0 R14: 00007f6b30fa4fa0 R15: 0000000000000004 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): P1228/1:b..l (detected by 1, t=10502 jiffies, g=6901, q=112) task:kworker/u4:3 state:R running task stack:25000 pid: 1228 ppid: 2 flags:0x00004000 Workqueue: bat_events batadv_nc_worker Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11bb/0x4390 kernel/sched/core.c:6395 preempt_schedule_irq+0xb1/0x150 kernel/sched/core.c:6799 irqentry_exit+0x63/0x70 kernel/entry/common.c:432 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:trace_lock_acquire include/trace/events/lock.h:13 [inline] RIP: 0010:lock_acquire+0xc6/0x3f0 kernel/locking/lockdep.c:5594 Code: 08 0f 83 8c 01 00 00 44 89 f0 c1 e8 06 48 8d 3c c5 a8 8c 69 8d be 08 00 00 00 e8 b5 39 60 00 44 89 f0 48 0f a3 05 e2 93 0d 0c <73> 0d e8 73 b6 07 00 84 c0 0f 84 17 02 00 00 48 c7 c0 44 c0 69 8d RSP: 0018:ffffc90004d17aa0 EFLAGS: 00000257 RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff815bf8bb RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8d698ca8 RBP: ffffc90004d17bc0 R08: dffffc0000000000 R09: fffffbfff1ad3196 R10: fffffbfff1ad3196 R11: 1ffffffff1ad3195 R12: ffffffff8c11c460 R13: 1ffff920009a2f60 R14: 0000000000000001 R15: dffffc0000000000 rcu_lock_acquire+0x2a/0x30 include/linux/rcupdate.h:312 rcu_read_lock include/linux/rcupdate.h:739 [inline] batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:412 [inline] batadv_nc_worker+0xc9/0x5c0 net/batman-adv/network-coding.c:723 process_one_work+0x863/0x1000 kernel/workqueue.c:2310 worker_thread+0xaa8/0x12a0 kernel/workqueue.c:2457 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: rcu_preempt kthread timer wakeup didn't happen for 10527 jiffies! g6901 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 rcu: Possible timer handling issue on cpu=1 timer-softirq=7812 rcu: rcu_preempt kthread starved for 10528 jiffies! g6901 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:I stack:27584 pid: 15 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5049 [inline] __schedule+0x11bb/0x4390 kernel/sched/core.c:6395 schedule+0x11b/0x1e0 kernel/sched/core.c:6478 schedule_timeout+0x15c/0x280 kernel/time/timer.c:1914 rcu_gp_fqs_loop+0x29e/0x11b0 kernel/rcu/tree.c:1972 rcu_gp_kthread+0x98/0x350 kernel/rcu/tree.c:2145 kthread+0x436/0x520 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 rcu: Stack dump where RCU GP kthread last ran: NMI backtrace for cpu 1 CPU: 1 PID: 4427 Comm: syz.2.19 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 Call Trace: dump_stack_lvl+0x168/0x230 lib/dump_stack.c:106 nmi_cpu_backtrace+0x397/0x3d0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x163/0x280 lib/nmi_backtrace.c:62 trigger_single_cpu_backtrace include/linux/nmi.h:166 [inline] rcu_check_gp_kthread_starvation+0x1cd/0x250 kernel/rcu/tree_stall.h:487 print_other_cpu_stall+0x10c8/0x1220 kernel/rcu/tree_stall.h:592 check_cpu_stall kernel/rcu/tree_stall.h:745 [inline] rcu_pending kernel/rcu/tree.c:3936 [inline] rcu_sched_clock_irq+0x831/0x1110 kernel/rcu/tree.c:2619 update_process_times+0x193/0x200 kernel/time/timer.c:1818 tick_sched_handle kernel/time/tick-sched.c:254 [inline] tick_sched_timer+0x37d/0x560 kernel/time/tick-sched.c:1473 __run_hrtimer kernel/time/hrtimer.c:1690 [inline] __hrtimer_run_queues+0x4fe/0xc40 kernel/time/hrtimer.c:1754 hrtimer_interrupt+0x3bb/0x8d0 kernel/time/hrtimer.c:1816 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 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202 Code: f6 ff 0f 1f 00 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 8e 1d aa f7 48 89 df e8 56 f2 aa f7 e8 d1 8c cb f7 fb bf 01 00 00 00 a6 15 9f f7 65 8b 05 a7 13 50 76 85 c0 74 02 5b c3 e8 54 1e 4e RSP: 0018:ffffc9000386fbc0 EFLAGS: 00000282 RAX: 7bdfa897fc6b7b00 RBX: ffff88807423ae40 RCX: 7bdfa897fc6b7b00 RDX: dffffc0000000000 RSI: ffffffff8a0b1620 RDI: 0000000000000001 RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffed100e8475c9 R10: ffffed100e8475c9 R11: 1ffff1100e8475c8 R12: ffff88807423ae40 R13: 0000000000000021 R14: dffffc0000000000 R15: 000000001c000004 spin_unlock_irq include/linux/spinlock.h:413 [inline] get_signal+0x11d6/0x12c0 kernel/signal.c:2903 arch_do_signal_or_restart+0xc1/0x1300 arch/x86/kernel/signal.c:867 handle_signal_work kernel/entry/common.c:154 [inline] exit_to_user_mode_loop+0x9e/0x130 kernel/entry/common.c:178 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f6b30d6dbe9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe927000f8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 00007f6b30fa4fa0 RCX: 00007f6b30d6dbe9 RDX: 000020000006b000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f6b30df0e19 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f6b30fa4fa0 R14: 00007f6b30fa4fa0 R15: 0000000000000004