Extracting prog: 16m46.584128999s Minimizing prog: 2h34m0.499513808s Simplifying prog options: 17m13.706373188s Extracting C: 6m58.382818669s Simplifying C: 0s extracting reproducer from 67 programs testing a last program of every proc single: executing 17 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): openat$rdma_cm-socket$nl_netfilter-sendmsg$NFT_BATCH-write$RDMA_USER_CM_CMD_CREATE_ID-write$RDMA_USER_CM_CMD_RESOLVE_ADDR-openat$dir-fcntl$notify-openat$dir-socket$xdp-socket$inet6_udplite-setsockopt$XDP_TX_RING-ioctl$ifreq_SIOCGIFINDEX_batadv_hard-socket$xdp-syz_mount_image$iso9660-bind$xdp-fcntl$notify-write$RDMA_USER_CM_CMD_QUERY-socket$nl_xfrm-getpgid-prlimit64-socketpair$unix-syz_open_dev$media-ioctl$MEDIA_IOC_REQUEST_ALLOC-openat$ppp-ioctl$BTRFS_IOC_GET_SUBVOL_INFO-ioctl$BTRFS_IOC_GET_DEV_STATS-ioctl$BTRFS_IOC_SNAP_CREATE_V2-ioctl$PPPIOCSMRU1 detailed listing: executing program 0: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) r1 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_BATCH(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000740)=ANY=[@ANYBLOB="140000001000010000000000000000000000000a20000000000a03000000000000000000010000000900010073797a300000000040000000030a01020000000000000000010000000900030073797a310000000014000480080002400000000008000140000000000900010073797a300000000078000000060a010400000000000000000100000008000b40000000000900010073797a30000000005000048020000180070001007274000014000280080001400000001508000240000000042c0001800900010068617368000000001c00028008000440fffff3e00800024000000017080007400000000114000000110001"], 0x100}}, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x3, &(0x7f0000000300)={0xffffffffffffffff}, 0x106, 0x8}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_ADDR(r0, &(0x7f0000000340)={0x15, 0x110, 0xfa00, {r2, 0x0, 0x30, 0x30, 0x0, @in6={0x1b, 0x4000, 0x0, @loopback, 0xbff}, @ib={0x1b, 0x38e, 0x0, {}, 0x0, 0x3ffffffc, 0x8}}}, 0x118) r3 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x40000, 0x0) fcntl$notify(r3, 0x402, 0x40000008) r4 = openat$dir(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) r5 = socket$xdp(0x2c, 0x3, 0x0) r6 = socket$inet6_udplite(0xa, 0x2, 0x88) setsockopt$XDP_TX_RING(r5, 0x11b, 0x3, &(0x7f0000000140)=0x4000, 0x4) ioctl$ifreq_SIOCGIFINDEX_batadv_hard(r6, 0x8933, &(0x7f0000000280)={'batadv_slave_1\x00', 0x0}) r8 = socket$xdp(0x2c, 0x3, 0x0) syz_mount_image$iso9660(&(0x7f0000000140), &(0x7f0000000800)='./file0\x00', 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB='showassoc,block=0x0000000000000800\x00norock,hide,map=off,map=acornAsession=0x0000000000000023,unhide,norock,gid=', @ANYRESHEX=0x0, @ANYBLOB="2c666f655c00042c756e686964652c6e6f726f636b2c0058aa21aa62a8abf418c6e93c976f90882f7d8e493f7373a396c4edf97e20933714b72b3850d3929626eb8bdd97837a285e64f5523fd15975ff258a72855ea3ddfa2d9477224ef1c6dfb5b244d7f6e96b42978f749748b8ef663f1eb081b3337a6701b9a1f78188ae922ce02088cec9b518a20d6dd700cfcf0d7f46e5f4da4d15f43756a71425f07d14d3f5d49b4a502faeab43c976e4c1addfc96730853b203a83398cee62ea7b2f7befbc71e1b8990e7d06fe26d97e74039cfb00d6bac37f7013e3cbaf22f459498be765c5f44051df9acc3c2e4214dbc4225f677b13193687aee9014d18cdc7f28bf03fc53786ac4b1474f398f54dc9d828f05a25f9d370ddb1a91ef959340b411551b1f2d135ef3253a0e7d609c825ddd262124baf78b0111b5ca8d467b25b22e3a30ebdf553744aa651533b41f2462be08153f9116986afcd5811fa9673b7d0ad963c324bc08fed342009a64e32c0f3"], 0x2, 0x6a0, &(0x7f0000000a40)="$eJzs3V1rG+n5x/HfyLIte/+E5d8SQnCSO0kXHJoqI3njYFLoqqORPa2kETNysaGwpBt7CZGzbZJC45OtT/oA2zfQs570oC+i0ON9Fz0pLSztWaE9mDIPeoqeol0l2d18P2ZXo3uumfuauRVdjK25JQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAIMup2nbJUt1r7h+YyZxq4Dey5f9Go+vTvS3rRrpwY2a/khX/p0JBF9KmC9/srz4f/++aNtJnGyrEDwWdvnX+7bvfyOe6209J+PPQvDt88uz04b1O5+jxC8Quae7dv07KdZfWsjEZE7TrNr3Q9xqVXdd4oW92trftW3u10NS8uhsehm23YZzAzbX9wGw6N0xpZ2fLuMVDf7+5W63U3W7jne+UbXvb/GA1HWhJxdDZ8+p1r7mbxMSr45g75pMfpwFupWHM8YPO0dasI4mDSi8SVJ4VVLbL5VKpXC5t3965fce28yMNdsyyezQSsfAXLb5iFvPGDSxALq7/f7Wkugpqal8HMmN/HFUVyFdjwvpMt/6/c8ud2u9g/e9W+QvS97LVF5XU/8vps8uT6v+EXIxMssG4NdaE9vl+lpOMjJ7omU71UPfUUUdHeryAfRuZKwvZyyv42ZWrpjyF8uWpoUrSYrIWox1ta1u23teeagplVJOnulyFOlSottzkFeUokKuK2vIVyGhTjm7IqKQd7WhLRq6KOpSvfTW1q6oq+ncURcd6kJz3rSk5qhtUmhCwOhhUnrKnSfX/Jx+nr9Os/tvU/zdV+jpYTR8+nRYDfAlE2fX/oNzsza68vIwAAAAAAMCiWclv363kb/eXJEWqeXXXft1pAQAAAACABbIUrWpDVnz9L+mSLK7/AQAAAAD4urGSe+wsSevJh/qt/p1QL/JLgKVXkCIAAAAAAPiCkjv/L69IUTJpxRVZc13/AwAAAACAr4DfDMyxn+/OsRt1/6yfkxS2Vq0//3NVwbJ11jr4lnVSiddUTrKYkU8AtGsXrXPZRL3Jw4qk5Jnjblgb6eSY2SSYvXkHPzueNde/FTyXwMrS4A4mJGDFPW/ns2f6RFfTTa5m88zfP80pWZP2sl7z6m7R8et3S6pUzuXa7kH7548e/EIKesd5/KBzVPzgo879JJezuOnsJN7px0Pp5MafjH4uT5P5FpJ7LsYd8Zpq3S5/22ysW0m/dvf4l1Q5yQ12NG0A+n3+StfSMbu2nsaun/Zm3I+PvxAff6mYDNnQ0QfLVj+L0vNHPm4gJmRRSLK4nsZc37yu8t/S5d4o5KzCt5ekcnF0DIayKA9mMftcWP8aORcDWSQP3TUD52IrzuIv8Y4mZLE1XxYjIwIAr8uxLil5F7qkZBLzXhUqZHW3Wx66b2qfq+7Mru7vDVf3p7+PomSDJSmf/W1iai8Fxe/om1ZSh1bSQ8pfHPOObmd1paAJ7+j2F6hucV9/6n8HUpb2SBb/iaLobinp93fPVdU/DHU30m9YLy/Fp/DW05OfJhPgxz48+vDoUbm8tW2/a9u3y1pODiN7WBK1BwAwYvZ37MyMsN7V1TTi6v1/vJMuDVW8/+99pKCoD/SROrqvm92vELgyfq/rAx9DuJletWrgqtWcf/tu8r10w7El3Zx4VZfU0oHYci92Wd1Nhit1P3brJY8CAACv1rUZdXh8/S8M1f+b2kwjNi+Ove4eruXZ1XHvkn5SbGl28u8t+mwAAPBmcIPPrPX2r60g8Frvl3Z2SpX2nmsC3/mhCbzqrmu8ZtsNnL1Kc9c1rcBv+45fN61Aq17VDU2432r5QdvU/MC0/NA7SL753WRf/R66jUqz7Tlhq+5WQtc4frNdcdqm6oWOae1/v+6Fe26QbBy2XMereU6l7flNE/r7geMWjQlddyDQq7rNtlfz4sWmaQVeoxIcmh/59f2Ga6pu6AReq+2nO+z25TVrftBIdlvMR+M+LwAAwBvnybPTh/c6naPHzy+sxZfmacuZJsSMLqzoybP4qjxuyWermCMIAIAvmX4Bn2OjwktMCAAAAAAAAAAAAAAAAAAAAAAAjJh9S9+cC8vjbhaUei0/O5e16Jfq32I4sh9Li05snoXcvFt1b4k4ffjplOC1Xkv39A/GnL2yA/z7/0lvJS1KW/KL72ttyuC+jIXvHqdndGJMvHLsqtXeWOQX/88hXnj0xwmroiiKpm++OnwOV4YOMDet07ykxytzD8HKyEsUwNfV/wIAAP//qMc0fQ==") bind$xdp(r5, &(0x7f0000000240)={0x2c, 0x1, r7, 0xd, r8}, 0x10) fcntl$notify(r4, 0x402, 0x21) write$RDMA_USER_CM_CMD_QUERY(r0, &(0x7f0000000000)={0x13, 0x10, 0xfa00, {&(0x7f0000000480), r2, 0x2}}, 0x18) socket$nl_xfrm(0x10, 0x3, 0x6) r9 = getpgid(0xffffffffffffffff) prlimit64(r9, 0x7, &(0x7f0000000140)={0x7, 0x100}, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)) r10 = syz_open_dev$media(&(0x7f00000000c0), 0x103, 0x0) ioctl$MEDIA_IOC_REQUEST_ALLOC(r10, 0x80047c05, 0x0) r11 = openat$ppp(0xffffffffffffff9c, &(0x7f0000000080), 0x244e00, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r3, 0x81f8943c, &(0x7f0000000840)={0x0, ""/256, 0x0, 0x0, 0x0, 0x0, ""/16, ""/16, ""/16, 0x0, 0x0, 0x0, 0x0}) ioctl$BTRFS_IOC_GET_DEV_STATS(r10, 0xc4089434, &(0x7f0000001100)={0x0, 0xc8a0, 0x1, [0x8001, 0x6c7, 0x101, 0x4, 0xffff], [0xb, 0x8000, 0x9, 0x40000007, 0x2, 0x10000, 0xfffffffffffffffa, 0x80000001, 0x7fffffffffffffff, 0x8, 0x2, 0xf9fd, 0x8, 0x400, 0x40, 0x6, 0xeb5afdf, 0xe, 0x9d, 0xff, 0x1, 0x2, 0x9, 0x400000000000, 0xfffffffffffffffc, 0xfffffffffffffe00, 0x3, 0x2, 0x5, 0x0, 0x7, 0x8, 0xdb50000000, 0x81, 0xb, 0x7, 0x3, 0x4, 0x8, 0x3, 0x6, 0x101, 0xd, 0x9, 0x3a1, 0x10cd, 0x7fffffffffffffff, 0xae28, 0x8000000000000000, 0x80000001, 0x3, 0x38, 0x4, 0x7be4, 0x6419, 0x3, 0x0, 0x2, 0x6, 0x0, 0xa63, 0x3, 0x0, 0x100000000, 0x8, 0x7, 0x8, 0x7f, 0x6, 0x9, 0x3, 0x5, 0x3, 0x3, 0x1, 0x8000, 0x7, 0x800, 0x800, 0x4, 0x8000000000000001, 0x7, 0x0, 0x8, 0x551, 0x7, 0x5, 0xa19, 0x4, 0x0, 0x4, 0x2, 0x4, 0x9, 0x2, 0x0, 0x2a49, 0x3, 0x9, 0x6, 0x1, 0x7, 0x1000, 0x3, 0x4, 0x7, 0x0, 0x7, 0x8, 0x2, 0x1, 0x1, 0x1, 0x5c00000000000000, 0x53, 0x8, 0x2, 0x8, 0x8, 0x7, 0x7f]}) ioctl$BTRFS_IOC_SNAP_CREATE_V2(r4, 0x50009417, &(0x7f0000001540)={{r6}, r12, 0xa, @unused=[0x8000000000000001, 0x101, 0x80000001, 0xfffffffffffffff7], @devid=r13}) ioctl$PPPIOCSMRU1(r11, 0x40047452, &(0x7f00000000c0)=0x10001) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_mount_image$erofs-socket$nl_route-ioctl$sock_SIOCGIFINDEX-socket$packet-sendto$packet-mount$overlay-ioctl$SECCOMP_IOCTL_NOTIF_RECV-socket-setsockopt$SO_BINDTODEVICE-sendto$unix-socket$nl_generic-syz_genetlink_get_family_id$ethtool-sendmsg$ETHTOOL_MSG_COALESCE_SET-sendmsg$ETHTOOL_MSG_PRIVFLAGS_GET-syz_open_procfs-syz_mount_image$fuse detailed listing: executing program 0: syz_mount_image$erofs(&(0x7f0000000180), &(0x7f0000000140)='./file0\x00', 0x1000801, &(0x7f0000000000)=ANY=[@ANYRES16=0x0, @ANYRES32=0x0, @ANYRESDEC], 0x0, 0x1cc, &(0x7f00000006c0)="$eJzsmD/v0kAYx793LeVPjImLg4smkogJlLaocXHAV2AC/tskUglawEAHIHEgLi6+DN+CA5ODm5urDmpi4iCjk8OZa4/25J8yEIm/55Pw9Nu7567PPTTfoSAI4sTy5fOPTy9vXm+WAZxCEVk1/s1Ic7iW/zGnxIdXb/unn81X92N7Pt8E8KZuIFT3QgihzxfVtQme6NvguKz0XTDYSj8Axx2lfTDcV/qxpgd5JQLffjgI2o+6ge/I4MrgyVBbrW8xY2gDkEcXxu/1jybTJ60g8IerIiOWz1mb2lf8oX/mos5xQ+uf/L/uvXg+k/fL3jha/1xwuErXwNBY9gRZ2LadtkQ7/zkz3d/4m/MfgzhT2ZVT3r3857+p2VKNPZYe/oeCaSN5KaRpJSNnF/N366u+HrKwC4c9MpRnr029LxzwXU39U9rLJc2fTJiJf1TD3tPqaDKtdHutjt/x+55Xu+ZccZyrXjUyojju8L9c5E8Fbf/MllyLWRi3wnDojoFw6Cb3Xhw1x228HnyP1vDI/zhKF+M95KtixVa5EaZ+PLpKVTK2Fk8QBEEQBEEQBEEQBEEQBLEX58Gir6BCCKY+iG7CuxVl/woAAP//vphcsA==") r0 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000100)={'syzkaller0\x00', 0x0}) r2 = socket$packet(0x11, 0x2, 0x300) sendto$packet(r2, 0x0, 0x0, 0x40, &(0x7f00000001c0)={0x11, 0x1a, r1, 0x1, 0xd8, 0x6, @random="98c8ca7122df"}, 0x14) mount$overlay(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000380), 0x0, &(0x7f00000003c0)={[{@lowerdir={'lowerdir', 0x3d, './file0'}, 0x3a}], [], 0x2f}) ioctl$SECCOMP_IOCTL_NOTIF_RECV(0xffffffffffffffff, 0xc0502100, &(0x7f0000000040)={0x0, 0x0}) r4 = socket(0x2, 0x3, 0x67) setsockopt$SO_BINDTODEVICE(r4, 0x1, 0x19, &(0x7f0000000140)='bridge0\x00', 0x52c) sendto$unix(r4, 0x0, 0x0, 0x0, &(0x7f0000000400)=@file={0x0, './file0\x00'}, 0x6e) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$ethtool(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$ETHTOOL_MSG_COALESCE_SET(r5, &(0x7f0000000540)={0x0, 0x0, &(0x7f0000000500)={&(0x7f00000005c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0100000000000000000014000000080016000700000018000180140002006e657464657673696d3000000000000008001500000000020800130000000000080014"], 0x4c}}, 0x0) sendmsg$ETHTOOL_MSG_PRIVFLAGS_GET(r4, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x94, r6, 0x420, 0x70bd2d, 0x25dfdbfe, {}, [@HEADER={0x58, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r1}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'batadv_slave_1\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'dvmrp0\x00'}, @ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'sit0\x00'}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x2}]}, @HEADER={0x28, 0x1, 0x0, 0x1, [@ETHTOOL_A_HEADER_DEV_NAME={0x14, 0x2, 'veth1\x00'}, @ETHTOOL_A_HEADER_DEV_INDEX={0x8, 0x1, r1}, @ETHTOOL_A_HEADER_FLAGS={0x8, 0x3, 0x5}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x8010}, 0x0) syz_open_procfs(r3, &(0x7f00000000c0)='net/llc/core\x00') syz_mount_image$fuse(0x0, &(0x7f00000001c0)='./file0/file0\x00', 0x8010, 0x0, 0x0, 0x0, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid-bpf$MAP_CREATE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-sched_setscheduler-mmap-syz_clone-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-setsockopt$SO_BINDTODEVICE-sendmmsg$inet detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r4 = getpid() r5 = bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000a00)=ANY=[@ANYBLOB="0a000000c0000000b30000007f"], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=ANY=[@ANYBLOB="18080000a10000000000000000000001851000000600000018180000", @ANYRES32=r5, @ANYBLOB="0000000000000000660000000000000018000000f8ffffff00000000000000009500000000000000360a00000000000018010000202078250000000000202020db1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b50a000000000000850000000600000095"], &(0x7f0000000000)='GPL\x00', 0x7, 0x2, &(0x7f0000000340)=""/222}, 0x94) sched_setscheduler(r4, 0x2, &(0x7f0000000000)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r7 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r7, &(0x7f0000019680)=""/102392, 0x18ff8) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000040)='veth0_to_bridge\x00', 0x10) sendmmsg$inet(r0, &(0x7f0000004d00)=[{{0x0, 0xf00, 0x0, 0x0, 0x0, 0x0, 0x30000}}], 0x300, 0xf1c) program crashed: INFO: rcu detected stall in corrupted single: successfully extracted reproducer found reproducer with 28 syscalls minimizing guilty program testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid-bpf$MAP_CREATE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-sched_setscheduler-mmap-syz_clone-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr-setsockopt$SO_BINDTODEVICE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r4 = getpid() r5 = bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000a00)=ANY=[@ANYBLOB="0a000000c0000000b30000007f"], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=ANY=[@ANYBLOB="18080000a10000000000000000000001851000000600000018180000", @ANYRES32=r5, @ANYBLOB="0000000000000000660000000000000018000000f8ffffff00000000000000009500000000000000360a00000000000018010000202078250000000000202020db1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b50a000000000000850000000600000095"], &(0x7f0000000000)='GPL\x00', 0x7, 0x2, &(0x7f0000000340)=""/222}, 0x94) sched_setscheduler(r4, 0x2, &(0x7f0000000000)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r7 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r7, &(0x7f0000019680)=""/102392, 0x18ff8) setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000040)='veth0_to_bridge\x00', 0x10) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid-bpf$MAP_CREATE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-sched_setscheduler-mmap-syz_clone-prctl$PR_SCHED_CORE-syz_open_dev$MSR-read$msr detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r4 = getpid() r5 = bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000a00)=ANY=[@ANYBLOB="0a000000c0000000b30000007f"], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=ANY=[@ANYBLOB="18080000a10000000000000000000001851000000600000018180000", @ANYRES32=r5, @ANYBLOB="0000000000000000660000000000000018000000f8ffffff00000000000000009500000000000000360a00000000000018010000202078250000000000202020db1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b50a000000000000850000000600000095"], &(0x7f0000000000)='GPL\x00', 0x7, 0x2, &(0x7f0000000340)=""/222}, 0x94) sched_setscheduler(r4, 0x2, &(0x7f0000000000)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) r7 = syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) read$msr(r7, &(0x7f0000019680)=""/102392, 0x18ff8) program crashed: WARNING in rcu_check_gp_start_stall testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid-bpf$MAP_CREATE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-sched_setscheduler-mmap-syz_clone-prctl$PR_SCHED_CORE-syz_open_dev$MSR detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r4 = getpid() r5 = bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000a00)=ANY=[@ANYBLOB="0a000000c0000000b30000007f"], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=ANY=[@ANYBLOB="18080000a10000000000000000000001851000000600000018180000", @ANYRES32=r5, @ANYBLOB="0000000000000000660000000000000018000000f8ffffff00000000000000009500000000000000360a00000000000018010000202078250000000000202020db1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b50a000000000000850000000600000095"], &(0x7f0000000000)='GPL\x00', 0x7, 0x2, &(0x7f0000000340)=""/222}, 0x94) sched_setscheduler(r4, 0x2, &(0x7f0000000000)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) syz_open_dev$MSR(&(0x7f00000001c0), 0x0, 0x0) program crashed: INFO: rcu detected stall in worker_thread testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid-bpf$MAP_CREATE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-sched_setscheduler-mmap-syz_clone-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r4 = getpid() r5 = bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000a00)=ANY=[@ANYBLOB="0a000000c0000000b30000007f"], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=ANY=[@ANYBLOB="18080000a10000000000000000000001851000000600000018180000", @ANYRES32=r5, @ANYBLOB="0000000000000000660000000000000018000000f8ffffff00000000000000009500000000000000360a00000000000018010000202078250000000000202020db1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b50a000000000000850000000600000095"], &(0x7f0000000000)='GPL\x00', 0x7, 0x2, &(0x7f0000000340)=""/222}, 0x94) sched_setscheduler(r4, 0x2, &(0x7f0000000000)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) r6 = syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, r6, 0x1, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid-bpf$MAP_CREATE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-sched_setscheduler-mmap-syz_clone detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r4 = getpid() r5 = bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000a00)=ANY=[@ANYBLOB="0a000000c0000000b30000007f"], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=ANY=[@ANYBLOB="18080000a10000000000000000000001851000000600000018180000", @ANYRES32=r5, @ANYBLOB="0000000000000000660000000000000018000000f8ffffff00000000000000009500000000000000360a00000000000018010000202078250000000000202020db1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b50a000000000000850000000600000095"], &(0x7f0000000000)='GPL\x00', 0x7, 0x2, &(0x7f0000000340)=""/222}, 0x94) sched_setscheduler(r4, 0x2, &(0x7f0000000000)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) syz_clone(0x8000, 0x0, 0xfffffffffffffe7e, 0x0, 0x0, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid-bpf$MAP_CREATE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-sched_setscheduler-mmap detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r4 = getpid() r5 = bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000a00)=ANY=[@ANYBLOB="0a000000c0000000b30000007f"], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=ANY=[@ANYBLOB="18080000a10000000000000000000001851000000600000018180000", @ANYRES32=r5, @ANYBLOB="0000000000000000660000000000000018000000f8ffffff00000000000000009500000000000000360a00000000000018010000202078250000000000202020db1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b50a000000000000850000000600000095"], &(0x7f0000000000)='GPL\x00', 0x7, 0x2, &(0x7f0000000340)=""/222}, 0x94) sched_setscheduler(r4, 0x2, &(0x7f0000000000)=0x6) mmap(&(0x7f0000000000/0xb36000)=nil, 0xb36000, 0xb635773f06ebbeee, 0x8031, 0xffffffffffffffff, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid-bpf$MAP_CREATE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD-sched_setscheduler detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r4 = getpid() r5 = bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000a00)=ANY=[@ANYBLOB="0a000000c0000000b30000007f"], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=ANY=[@ANYBLOB="18080000a10000000000000000000001851000000600000018180000", @ANYRES32=r5, @ANYBLOB="0000000000000000660000000000000018000000f8ffffff00000000000000009500000000000000360a00000000000018010000202078250000000000202020db1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b50a000000000000850000000600000095"], &(0x7f0000000000)='GPL\x00', 0x7, 0x2, &(0x7f0000000340)=""/222}, 0x94) sched_setscheduler(r4, 0x2, &(0x7f0000000000)=0x6) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid-bpf$MAP_CREATE-bpf$BPF_PROG_RAW_TRACEPOINT_LOAD detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() r4 = bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000a00)=ANY=[@ANYBLOB="0a000000c0000000b30000007f"], 0x50) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000440)={0x11, 0x13, &(0x7f0000000080)=ANY=[@ANYBLOB="18080000a10000000000000000000001851000000600000018180000", @ANYRES32=r4, @ANYBLOB="0000000000000000660000000000000018000000f8ffffff00000000000000009500000000000000360a00000000000018010000202078250000000000202020db1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b50a000000000000850000000600000095"], &(0x7f0000000000)='GPL\x00', 0x7, 0x2, &(0x7f0000000340)=""/222}, 0x94) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid-bpf$MAP_CREATE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() bpf$MAP_CREATE(0x100000000000000, &(0x7f0000000a00)=ANY=[@ANYBLOB="0a000000c0000000b30000007f"], 0x50) program crashed: INFO: rcu detected stall in mmap_pgoff testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE-getpid detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) getpid() program crashed: INFO: rcu detected stall in corrupted program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS-prctl$PR_SCHED_CORE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime-ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) r3 = syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r3, 0xc0305710, &(0x7f0000000040)={0x0, 0x7ff, 0x41, 0x0, 0x1}) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_create detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-syz_open_dev$admmidi-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) syz_open_dev$admmidi(&(0x7f0000000000), 0x2, 0x1a9882) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-semctl$GETNCNT-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) semctl$GETNCNT(r2, 0x3, 0xe, &(0x7f0000000080)=""/144) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: WARNING in rcu_check_gp_start_stall testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semop-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semop(r2, &(0x7f0000001240)=[{}, {0x2, 0x0, 0x2000}], 0x2) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semop-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semop(r2, &(0x7f00000000c0)=[{0x4}, {0x2}], 0x2) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semtimedop-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semtimedop(r2, &(0x7f00000003c0)=[{0x2, 0x4, 0x1800}], 0x1, 0x0) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semget$private-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) r2 = semget$private(0x0, 0x6, 0x0) semctl$SETALL(r2, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-sched_setaffinity-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) r1 = getpgrp(0x0) sched_setaffinity(r1, 0x8, &(0x7f0000000040)=0x5) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-getpgrp-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) getpgrp(0x0) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-socket$inet_udp-connect$inet-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) connect$inet(r0, &(0x7f0000000280)={0x2, 0x0, @remote}, 0x10) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{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:4 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-socket$inet_udp-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) socket$inet_udp(0x2, 0x2, 0x0) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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}}): semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: semctl$SETALL(0x0, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, 0x0, 0x0) semctl$SETALL(0x0, 0x0, 0x11, &(0x7f00000001c0)) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, 0x0) sched_setscheduler(0x0, 0x1, 0x0) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, 0x0, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, 0x0) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) 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:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime program crashed: no output from test machine a never seen crash title: no output from test machine, ignore simplifying guilty program options testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in corrupted extracting C reproducer testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-semctl$SETALL-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 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{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:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{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:4 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-semctl$SETALL-sched_setscheduler-timer_create-timer_settime detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000000)={0x8, 0x100008b}, 0x0) semctl$SETALL(0x0, 0x0, 0x11, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000300)=0x7) timer_create(0x0, &(0x7f0000000080)={0x0, 0x11, 0x2}, &(0x7f0000000000)) timer_settime(0x0, 0x0, &(0x7f0000000240)={{0x0, 0x8}, {0x0, 0x9}}, 0x0) program crashed: INFO: rcu detected stall in syscall_exit_to_user_mode validation run: crashed=true reproducing took 3h26m3.101937217s 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): P49/1:b..l rcu: (detected by 1, t=10503 jiffies, g=11345, q=576 ncpus=2) task:kworker/u4:3 state:R running task stack:20816 pid:49 ppid:2 flags:0x00004000 Workqueue: writeback wb_workfn (flush-8:0) Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 preempt_schedule_common+0x82/0xc0 kernel/sched/core.c:6866 preempt_schedule+0xab/0xc0 kernel/sched/core.c:6890 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0xfa/0x110 kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] __folio_start_writeback+0x74f/0xf80 mm/page-writeback.c:3054 ext4_bio_write_folio+0xedc/0x2250 fs/ext4/page-io.c:566 mpage_submit_folio+0x237/0x3c0 fs/ext4/inode.c:1908 mpage_map_and_submit_buffers fs/ext4/inode.c:2154 [inline] mpage_map_and_submit_extent fs/ext4/inode.c:2293 [inline] ext4_do_writepages+0x1d01/0x38d0 fs/ext4/inode.c:2718 ext4_writepages+0x1a8/0x2f0 fs/ext4/inode.c:2807 do_writepages+0x3a2/0x600 mm/page-writeback.c:2575 __writeback_single_inode+0x153/0xee0 fs/fs-writeback.c:1635 writeback_sb_inodes+0x77c/0xef0 fs/fs-writeback.c:1926 __writeback_inodes_wb+0x111/0x240 fs/fs-writeback.c:1997 wb_writeback+0x464/0xba0 fs/fs-writeback.c:2107 wb_check_old_data_flush fs/fs-writeback.c:2211 [inline] wb_do_writeback fs/fs-writeback.c:2264 [inline] wb_workfn+0xabc/0xe20 fs/fs-writeback.c:2292 process_one_work kernel/workqueue.c:2634 [inline] process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 rcu: rcu_preempt kthread starved for 10537 jiffies! g11345 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:26920 pid:17 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 schedule+0xbd/0x170 kernel/sched/core.c:6773 schedule_timeout+0x160/0x280 kernel/time/timer.c:2168 rcu_gp_fqs_loop+0x302/0x1560 kernel/rcu/tree.c:1667 rcu_gp_kthread+0x99/0x380 kernel/rcu/tree.c:1866 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 5969 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:hlock_class kernel/locking/lockdep.c:228 [inline] RIP: 0010:mark_lock+0x9c/0x320 kernel/locking/lockdep.c:4656 Code: 89 c7 41 81 e7 ff 1f 00 00 c1 e8 03 25 f8 03 00 00 48 8d b8 00 45 d9 90 be 08 00 00 00 e8 cc 4a 75 00 4c 0f a3 3d 54 8f 71 0f <73> 10 49 69 c7 d0 00 00 00 4c 8d b8 c0 c3 6f 90 eb 24 48 c7 c0 80 RSP: 0018:ffffc900000079a0 EFLAGS: 00000057 RAX: 0000000000000001 RBX: ffff888025859e00 RCX: ffffffff8167b5a4 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90d94508 RBP: 0000000000000009 R08: ffffffff90d9450f R09: 1ffffffff21b28a1 R10: dffffc0000000000 R11: fffffbfff21b28a2 R12: 0000000000000200 R13: dffffc0000000000 R14: ffff88802585a908 R15: 0000000000000050 FS: 000055557a0c0500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b34563fff CR3: 000000007c80a000 CR4: 00000000003506f0 Call Trace: mark_usage kernel/locking/lockdep.c:4599 [inline] __lock_acquire+0xd49/0x7c80 kernel/locking/lockdep.c:5091 lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754 seqcount_lockdep_reader_access+0xca/0x1c0 include/linux/seqlock.h:102 ktime_get_update_offsets_now+0x48/0x3f0 kernel/time/timekeeping.c:2317 hrtimer_update_base kernel/time/hrtimer.c:661 [inline] hrtimer_interrupt+0x134/0x9c0 kernel/time/hrtimer.c:1858 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1077 [inline] __sysvec_apic_timer_interrupt+0xfb/0x3b0 arch/x86/kernel/apic/apic.c:1094 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline] sysvec_apic_timer_interrupt+0x9f/0xc0 arch/x86/kernel/apic/apic.c:1088 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:202 Code: 00 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 6a 5f f6 f6 48 89 df e8 82 31 f7 f6 e8 5d d8 1a f7 fb bf 01 00 00 00 52 53 ea f6 65 8b 05 43 9a 92 75 85 c0 74 02 5b c3 e8 20 80 8f RSP: 0018:ffffc90003677c78 EFLAGS: 00000286 RAX: e85d333615b30600 RBX: ffff88802bbf40c0 RCX: e85d333615b30600 RDX: dffffc0000000000 RSI: ffffffff8aaabce0 RDI: 0000000000000001 RBP: ffff88802bbf4358 R08: ffffffff8e4a212f R09: 1ffffffff1c94425 R10: dffffc0000000000 R11: fffffbfff1c94426 R12: 1ffff1100577e86b R13: 0000000000000011 R14: dffffc0000000000 R15: 0000000000000000 spin_unlock_irq include/linux/spinlock.h:401 [inline] get_signal+0x11f5/0x1400 kernel/signal.c:2905 arch_do_signal_or_restart+0x9c/0x7b0 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174 exit_to_user_mode_prepare+0xf6/0x180 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x1a/0x50 kernel/entry/common.c:302 do_syscall_64+0x61/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f708f25ed75 Code: 00 00 00 64 f0 83 04 25 90 ff ff ff 01 64 48 8b 04 25 00 00 00 00 48 8d b8 c8 fe ff ff e8 33 c8 0c 00 85 c0 0f 84 93 01 00 00 <64> f0 83 2c 25 90 ff ff ff 01 e8 7c a2 0b 00 48 8b 0c 24 8b 00 48 RSP: 002b:00007ffc2be64360 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 00007f708f5e5fa0 RCX: 00007f708f413f91 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f708f413f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f708f5e5fa0 R14: 00007f708f5e5fa0 R15: 0000000000000004 sched: RT throttling activated 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): P49/1:b..l rcu: (detected by 1, t=10503 jiffies, g=11345, q=576 ncpus=2) task:kworker/u4:3 state:R running task stack:20816 pid:49 ppid:2 flags:0x00004000 Workqueue: writeback wb_workfn (flush-8:0) Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 preempt_schedule_common+0x82/0xc0 kernel/sched/core.c:6866 preempt_schedule+0xab/0xc0 kernel/sched/core.c:6890 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] _raw_spin_unlock_irqrestore+0xfa/0x110 kernel/locking/spinlock.c:194 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline] __folio_start_writeback+0x74f/0xf80 mm/page-writeback.c:3054 ext4_bio_write_folio+0xedc/0x2250 fs/ext4/page-io.c:566 mpage_submit_folio+0x237/0x3c0 fs/ext4/inode.c:1908 mpage_map_and_submit_buffers fs/ext4/inode.c:2154 [inline] mpage_map_and_submit_extent fs/ext4/inode.c:2293 [inline] ext4_do_writepages+0x1d01/0x38d0 fs/ext4/inode.c:2718 ext4_writepages+0x1a8/0x2f0 fs/ext4/inode.c:2807 do_writepages+0x3a2/0x600 mm/page-writeback.c:2575 __writeback_single_inode+0x153/0xee0 fs/fs-writeback.c:1635 writeback_sb_inodes+0x77c/0xef0 fs/fs-writeback.c:1926 __writeback_inodes_wb+0x111/0x240 fs/fs-writeback.c:1997 wb_writeback+0x464/0xba0 fs/fs-writeback.c:2107 wb_check_old_data_flush fs/fs-writeback.c:2211 [inline] wb_do_writeback fs/fs-writeback.c:2264 [inline] wb_workfn+0xabc/0xe20 fs/fs-writeback.c:2292 process_one_work kernel/workqueue.c:2634 [inline] process_scheduled_works+0xa45/0x15b0 kernel/workqueue.c:2711 worker_thread+0xa55/0xfc0 kernel/workqueue.c:2792 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 rcu: rcu_preempt kthread starved for 10537 jiffies! g11345 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:26920 pid:17 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5380 [inline] __schedule+0x14d2/0x44d0 kernel/sched/core.c:6699 schedule+0xbd/0x170 kernel/sched/core.c:6773 schedule_timeout+0x160/0x280 kernel/time/timer.c:2168 rcu_gp_fqs_loop+0x302/0x1560 kernel/rcu/tree.c:1667 rcu_gp_kthread+0x99/0x380 kernel/rcu/tree.c:1866 kthread+0x2fa/0x390 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293 rcu: Stack dump where RCU GP kthread last ran: Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 5969 Comm: syz.0.17 Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 RIP: 0010:hlock_class kernel/locking/lockdep.c:228 [inline] RIP: 0010:mark_lock+0x9c/0x320 kernel/locking/lockdep.c:4656 Code: 89 c7 41 81 e7 ff 1f 00 00 c1 e8 03 25 f8 03 00 00 48 8d b8 00 45 d9 90 be 08 00 00 00 e8 cc 4a 75 00 4c 0f a3 3d 54 8f 71 0f <73> 10 49 69 c7 d0 00 00 00 4c 8d b8 c0 c3 6f 90 eb 24 48 c7 c0 80 RSP: 0018:ffffc900000079a0 EFLAGS: 00000057 RAX: 0000000000000001 RBX: ffff888025859e00 RCX: ffffffff8167b5a4 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff90d94508 RBP: 0000000000000009 R08: ffffffff90d9450f R09: 1ffffffff21b28a1 R10: dffffc0000000000 R11: fffffbfff21b28a2 R12: 0000000000000200 R13: dffffc0000000000 R14: ffff88802585a908 R15: 0000000000000050 FS: 000055557a0c0500(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b34563fff CR3: 000000007c80a000 CR4: 00000000003506f0 Call Trace: mark_usage kernel/locking/lockdep.c:4599 [inline] __lock_acquire+0xd49/0x7c80 kernel/locking/lockdep.c:5091 lock_acquire+0x197/0x410 kernel/locking/lockdep.c:5754 seqcount_lockdep_reader_access+0xca/0x1c0 include/linux/seqlock.h:102 ktime_get_update_offsets_now+0x48/0x3f0 kernel/time/timekeeping.c:2317 hrtimer_update_base kernel/time/hrtimer.c:661 [inline] hrtimer_interrupt+0x134/0x9c0 kernel/time/hrtimer.c:1858 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1077 [inline] __sysvec_apic_timer_interrupt+0xfb/0x3b0 arch/x86/kernel/apic/apic.c:1094 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline] sysvec_apic_timer_interrupt+0x9f/0xc0 arch/x86/kernel/apic/apic.c:1088 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline] RIP: 0010:_raw_spin_unlock_irq+0x29/0x50 kernel/locking/spinlock.c:202 Code: 00 f3 0f 1e fa 53 48 89 fb 48 83 c7 18 48 8b 74 24 08 e8 6a 5f f6 f6 48 89 df e8 82 31 f7 f6 e8 5d d8 1a f7 fb bf 01 00 00 00 52 53 ea f6 65 8b 05 43 9a 92 75 85 c0 74 02 5b c3 e8 20 80 8f RSP: 0018:ffffc90003677c78 EFLAGS: 00000286 RAX: e85d333615b30600 RBX: ffff88802bbf40c0 RCX: e85d333615b30600 RDX: dffffc0000000000 RSI: ffffffff8aaabce0 RDI: 0000000000000001 RBP: ffff88802bbf4358 R08: ffffffff8e4a212f R09: 1ffffffff1c94425 R10: dffffc0000000000 R11: fffffbfff1c94426 R12: 1ffff1100577e86b R13: 0000000000000011 R14: dffffc0000000000 R15: 0000000000000000 spin_unlock_irq include/linux/spinlock.h:401 [inline] get_signal+0x11f5/0x1400 kernel/signal.c:2905 arch_do_signal_or_restart+0x9c/0x7b0 arch/x86/kernel/signal.c:310 exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:174 exit_to_user_mode_prepare+0xf6/0x180 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:291 [inline] syscall_exit_to_user_mode+0x1a/0x50 kernel/entry/common.c:302 do_syscall_64+0x61/0xb0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f708f25ed75 Code: 00 00 00 64 f0 83 04 25 90 ff ff ff 01 64 48 8b 04 25 00 00 00 00 48 8d b8 c8 fe ff ff e8 33 c8 0c 00 85 c0 0f 84 93 01 00 00 <64> f0 83 2c 25 90 ff ff ff 01 e8 7c a2 0b 00 48 8b 0c 24 8b 00 48 RSP: 002b:00007ffc2be64360 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 00007f708f5e5fa0 RCX: 00007f708f413f91 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007f708f413f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007f708f5e5fa0 R14: 00007f708f5e5fa0 R15: 0000000000000004 sched: RT throttling activated