Extracting prog: 4m43.856341703s Minimizing prog: 1h52m32.084946192s Simplifying prog options: 0s Extracting C: 3m7.086100127s Simplifying C: 1h21m18.453751322s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 30s testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) program crashed: INFO: task hung in iterate_supers single: successfully extracted reproducer found reproducer with 8 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r0, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r1 = dup(r0) write$FUSE_BMAP(r1, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r1, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) write$FUSE_BMAP(0xffffffffffffffff, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(0xffffffffffffffff, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) write$P9_RVERSION(0xffffffffffffffff, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r0 = dup(0xffffffffffffffff) write$FUSE_BMAP(r0, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r0, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {}, 0x2c, {'wfdno', 0x3d, r0}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, 0x0, 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(0x0, 0x0) write$P9_RVERSION(0xffffffffffffffff, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r0 = dup(0xffffffffffffffff) write$FUSE_BMAP(r0, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r0, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {}, 0x2c, {'wfdno', 0x3d, r0}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, 0x0, 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, 0x0, 0x0) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, 0x0, 0x0) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, 0x0, &(0x7f0000000b80), 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) program crashed: lost connection to test machine suppressed program crash: lost connection to test machine 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r1, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r2 = dup(r1) write$FUSE_BMAP(r2, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r2, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', 0x0, 0x0, &(0x7f0000000400)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno', 0x3d, r2}}) 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd detailed listing: executing program 0: sync() mkdirat(0xffffffffffffff9c, &(0x7f0000002040)='./file0\x00', 0x0) pipe2$9p(&(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) write$P9_RVERSION(r0, &(0x7f0000000280)=ANY=[@ANYBLOB="1500000065ffff097b00000800395032303030"], 0x15) r1 = dup(r0) write$FUSE_BMAP(r1, &(0x7f0000000080)={0x18}, 0x18) write$FUSE_NOTIFY_RETRIEVE(r1, &(0x7f00000000c0)={0x89, 0x5, 0x0, {0x0, 0x0, 0x1, 0x3}}, 0x30) mount$9p_fd(0x0, &(0x7f0000000040)='./file0\x00', &(0x7f0000000b80), 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd program crashed: INFO: task hung in iterate_supers 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd program crashed: INFO: task hung in iterate_supers 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd program crashed: INFO: task hung in iterate_supers 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd program crashed: INFO: task hung in iterate_supers 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd program crashed: INFO: task hung in iterate_supers 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd program crashed: INFO: task hung in iterate_supers 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd program crashed: INFO: task hung in iterate_supers 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd program crashed: INFO: task hung in iterate_supers 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f fs/super.c]: fork/exec scripts/get_maintainer.pl: no such file or directory program crashed: INFO: task hung in iterate_supers 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f fs/super.c]: fork/exec scripts/get_maintainer.pl: no such file or directory program crashed: INFO: task hung in iterate_supers 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: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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): sync-mkdirat-pipe2$9p-write$P9_RVERSION-dup-write$FUSE_BMAP-write$FUSE_NOTIFY_RETRIEVE-mount$9p_fd failed to symbolize report: failed to start scripts/get_maintainer.pl [scripts/get_maintainer.pl --git-min-percent=15 -f fs/super.c]: fork/exec scripts/get_maintainer.pl: no such file or directory program crashed: INFO: task hung in iterate_supers reproducing took 3h21m41.481156464s repro crashed as (corrupted=false): INFO: task syz-executor348:4224 blocked for more than 143 seconds. Not tainted 5.15.178-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor348 state:D stack:27072 pid: 4224 ppid: 4169 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5027 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6373 schedule+0x11b/0x1f0 kernel/sched/core.c:6456 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6515 rwsem_down_read_slowpath+0x605/0xb40 kernel/locking/rwsem.c:1055 __down_read_common kernel/locking/rwsem.c:1239 [inline] __down_read kernel/locking/rwsem.c:1252 [inline] down_read+0x9a/0x2e0 kernel/locking/rwsem.c:1500 iterate_supers+0xac/0x1e0 fs/super.c:716 ksys_sync+0xb9/0x1c0 fs/sync.c:102 __do_sys_sync+0xa/0x10 fs/sync.c:113 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f12e82778b9 RSP: 002b:00007ffcbd442378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 0000400000000240 RCX: 00007f12e82778b9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f12e82cd046 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcbd4423b0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f12e83004c8 R13: 00007ffcbd44239c R14: 0000000000000000 R15: 431bde82d7b634db INFO: task syz-executor348:4226 blocked for more than 143 seconds. Not tainted 5.15.178-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor348 state:D stack:26776 pid: 4226 ppid: 4168 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5027 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6373 schedule+0x11b/0x1f0 kernel/sched/core.c:6456 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6515 rwsem_down_read_slowpath+0x605/0xb40 kernel/locking/rwsem.c:1055 __down_read_common kernel/locking/rwsem.c:1239 [inline] __down_read kernel/locking/rwsem.c:1252 [inline] down_read+0x9a/0x2e0 kernel/locking/rwsem.c:1500 iterate_supers+0xac/0x1e0 fs/super.c:716 ksys_sync+0xb9/0x1c0 fs/sync.c:102 __do_sys_sync+0xa/0x10 fs/sync.c:113 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f12e82778b9 RSP: 002b:00007ffcbd442378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 0000400000000240 RCX: 00007f12e82778b9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f12e82cd046 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcbd4423b0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f12e83004c8 R13: 00007ffcbd44239c R14: 0000000000000000 R15: 431bde82d7b634db INFO: task syz-executor348:4227 blocked for more than 143 seconds. Not tainted 5.15.178-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor348 state:D stack:27040 pid: 4227 ppid: 4171 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5027 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6373 schedule+0x11b/0x1f0 kernel/sched/core.c:6456 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6515 rwsem_down_read_slowpath+0x605/0xb40 kernel/locking/rwsem.c:1055 __down_read_common kernel/locking/rwsem.c:1239 [inline] __down_read kernel/locking/rwsem.c:1252 [inline] down_read+0x9a/0x2e0 kernel/locking/rwsem.c:1500 iterate_supers+0xac/0x1e0 fs/super.c:716 ksys_sync+0xb9/0x1c0 fs/sync.c:102 __do_sys_sync+0xa/0x10 fs/sync.c:113 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f12e82778b9 RSP: 002b:00007ffcbd442378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 0000400000000240 RCX: 00007f12e82778b9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f12e82cd046 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcbd4423b0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f12e83004c8 R13: 00007ffcbd44239c R14: 0000000000000000 R15: 431bde82d7b634db INFO: task syz-executor348:4228 blocked for more than 144 seconds. Not tainted 5.15.178-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor348 state:D stack:27168 pid: 4228 ppid: 4172 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5027 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6373 schedule+0x11b/0x1f0 kernel/sched/core.c:6456 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6515 rwsem_down_read_slowpath+0x605/0xb40 kernel/locking/rwsem.c:1055 __down_read_common kernel/locking/rwsem.c:1239 [inline] __down_read kernel/locking/rwsem.c:1252 [inline] down_read+0x9a/0x2e0 kernel/locking/rwsem.c:1500 iterate_supers+0xac/0x1e0 fs/super.c:716 ksys_sync+0xb9/0x1c0 fs/sync.c:102 __do_sys_sync+0xa/0x10 fs/sync.c:113 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f12e82778b9 RSP: 002b:00007ffcbd442378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 0000400000000240 RCX: 00007f12e82778b9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f12e82cd046 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcbd4423b0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f12e83004c8 R13: 00007ffcbd44239c R14: 0000000000000000 R15: 431bde82d7b634db Showing all locks held in the system: 1 lock held by khungtaskd/27: #0: ffffffff8cb1fce0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 2 locks held by getty/3927: #0: ffff88802c6ed098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:252 #1: ffffc90002cd62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0 drivers/tty/n_tty.c:2158 1 lock held by syz-executor348/4221: #0: ffff88801a9f60e0 (&type->s_umount_key#68/1){+.+.}-{3:3}, at: alloc_super+0x210/0x940 fs/super.c:229 1 lock held by syz-executor348/4224: #0: ffff88801a9f60e0 (&type->s_umount_key#69){.+.+}-{3:3}, at: iterate_supers+0xac/0x1e0 fs/super.c:716 1 lock held by syz-executor348/4226: #0: ffff88801a9f60e0 (&type->s_umount_key#69){.+.+}-{3:3}, at: iterate_supers+0xac/0x1e0 fs/super.c:716 1 lock held by syz-executor348/4227: #0: ffff88801a9f60e0 (&type->s_umount_key#69){.+.+}-{3:3}, at: iterate_supers+0xac/0x1e0 fs/super.c:716 1 lock held by syz-executor348/4228: #0: ffff88801a9f60e0 (&type->s_umount_key#69){.+.+}-{3:3}, at: iterate_supers+0xac/0x1e0 fs/super.c:716 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.178-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 nmi_cpu_backtrace+0x46a/0x4a0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x181/0x2a0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline] watchdog+0xe72/0xeb0 kernel/hung_task.c:295 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline] NMI backtrace for cpu 0 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline] NMI backtrace for cpu 0 skipped: idling at acpi_safe_halt drivers/acpi/processor_idle.c:108 [inline] NMI backtrace for cpu 0 skipped: idling at acpi_idle_do_entry+0x10f/0x340 drivers/acpi/processor_idle.c:562 final repro crashed as (corrupted=false): INFO: task syz-executor348:4224 blocked for more than 143 seconds. Not tainted 5.15.178-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor348 state:D stack:27072 pid: 4224 ppid: 4169 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5027 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6373 schedule+0x11b/0x1f0 kernel/sched/core.c:6456 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6515 rwsem_down_read_slowpath+0x605/0xb40 kernel/locking/rwsem.c:1055 __down_read_common kernel/locking/rwsem.c:1239 [inline] __down_read kernel/locking/rwsem.c:1252 [inline] down_read+0x9a/0x2e0 kernel/locking/rwsem.c:1500 iterate_supers+0xac/0x1e0 fs/super.c:716 ksys_sync+0xb9/0x1c0 fs/sync.c:102 __do_sys_sync+0xa/0x10 fs/sync.c:113 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f12e82778b9 RSP: 002b:00007ffcbd442378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 0000400000000240 RCX: 00007f12e82778b9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f12e82cd046 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcbd4423b0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f12e83004c8 R13: 00007ffcbd44239c R14: 0000000000000000 R15: 431bde82d7b634db INFO: task syz-executor348:4226 blocked for more than 143 seconds. Not tainted 5.15.178-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor348 state:D stack:26776 pid: 4226 ppid: 4168 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5027 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6373 schedule+0x11b/0x1f0 kernel/sched/core.c:6456 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6515 rwsem_down_read_slowpath+0x605/0xb40 kernel/locking/rwsem.c:1055 __down_read_common kernel/locking/rwsem.c:1239 [inline] __down_read kernel/locking/rwsem.c:1252 [inline] down_read+0x9a/0x2e0 kernel/locking/rwsem.c:1500 iterate_supers+0xac/0x1e0 fs/super.c:716 ksys_sync+0xb9/0x1c0 fs/sync.c:102 __do_sys_sync+0xa/0x10 fs/sync.c:113 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f12e82778b9 RSP: 002b:00007ffcbd442378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 0000400000000240 RCX: 00007f12e82778b9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f12e82cd046 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcbd4423b0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f12e83004c8 R13: 00007ffcbd44239c R14: 0000000000000000 R15: 431bde82d7b634db INFO: task syz-executor348:4227 blocked for more than 143 seconds. Not tainted 5.15.178-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor348 state:D stack:27040 pid: 4227 ppid: 4171 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5027 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6373 schedule+0x11b/0x1f0 kernel/sched/core.c:6456 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6515 rwsem_down_read_slowpath+0x605/0xb40 kernel/locking/rwsem.c:1055 __down_read_common kernel/locking/rwsem.c:1239 [inline] __down_read kernel/locking/rwsem.c:1252 [inline] down_read+0x9a/0x2e0 kernel/locking/rwsem.c:1500 iterate_supers+0xac/0x1e0 fs/super.c:716 ksys_sync+0xb9/0x1c0 fs/sync.c:102 __do_sys_sync+0xa/0x10 fs/sync.c:113 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f12e82778b9 RSP: 002b:00007ffcbd442378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 0000400000000240 RCX: 00007f12e82778b9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f12e82cd046 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcbd4423b0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f12e83004c8 R13: 00007ffcbd44239c R14: 0000000000000000 R15: 431bde82d7b634db INFO: task syz-executor348:4228 blocked for more than 144 seconds. Not tainted 5.15.178-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz-executor348 state:D stack:27168 pid: 4228 ppid: 4172 flags:0x00004006 Call Trace: context_switch kernel/sched/core.c:5027 [inline] __schedule+0x12c4/0x45b0 kernel/sched/core.c:6373 schedule+0x11b/0x1f0 kernel/sched/core.c:6456 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6515 rwsem_down_read_slowpath+0x605/0xb40 kernel/locking/rwsem.c:1055 __down_read_common kernel/locking/rwsem.c:1239 [inline] __down_read kernel/locking/rwsem.c:1252 [inline] down_read+0x9a/0x2e0 kernel/locking/rwsem.c:1500 iterate_supers+0xac/0x1e0 fs/super.c:716 ksys_sync+0xb9/0x1c0 fs/sync.c:102 __do_sys_sync+0xa/0x10 fs/sync.c:113 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f12e82778b9 RSP: 002b:00007ffcbd442378 EFLAGS: 00000246 ORIG_RAX: 00000000000000a2 RAX: ffffffffffffffda RBX: 0000400000000240 RCX: 00007f12e82778b9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f12e82cd046 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffcbd4423b0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f12e83004c8 R13: 00007ffcbd44239c R14: 0000000000000000 R15: 431bde82d7b634db Showing all locks held in the system: 1 lock held by khungtaskd/27: #0: ffffffff8cb1fce0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30 2 locks held by getty/3927: #0: ffff88802c6ed098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:252 #1: ffffc90002cd62e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0 drivers/tty/n_tty.c:2158 1 lock held by syz-executor348/4221: #0: ffff88801a9f60e0 (&type->s_umount_key#68/1){+.+.}-{3:3}, at: alloc_super+0x210/0x940 fs/super.c:229 1 lock held by syz-executor348/4224: #0: ffff88801a9f60e0 (&type->s_umount_key#69){.+.+}-{3:3}, at: iterate_supers+0xac/0x1e0 fs/super.c:716 1 lock held by syz-executor348/4226: #0: ffff88801a9f60e0 (&type->s_umount_key#69){.+.+}-{3:3}, at: iterate_supers+0xac/0x1e0 fs/super.c:716 1 lock held by syz-executor348/4227: #0: ffff88801a9f60e0 (&type->s_umount_key#69){.+.+}-{3:3}, at: iterate_supers+0xac/0x1e0 fs/super.c:716 1 lock held by syz-executor348/4228: #0: ffff88801a9f60e0 (&type->s_umount_key#69){.+.+}-{3:3}, at: iterate_supers+0xac/0x1e0 fs/super.c:716 ============================================= NMI backtrace for cpu 1 CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.178-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 nmi_cpu_backtrace+0x46a/0x4a0 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x181/0x2a0 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:210 [inline] watchdog+0xe72/0xeb0 kernel/hung_task.c:295 kthread+0x3f6/0x4f0 kernel/kthread.c:334 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline] NMI backtrace for cpu 0 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline] NMI backtrace for cpu 0 skipped: idling at acpi_safe_halt drivers/acpi/processor_idle.c:108 [inline] NMI backtrace for cpu 0 skipped: idling at acpi_idle_do_entry+0x10f/0x340 drivers/acpi/processor_idle.c:562