Extracting prog: 32m24.407271298s Minimizing prog: 1h39m47.684903655s Simplifying prog options: 0s Extracting C: 3m3.08559011s Simplifying C: 19m15.053552412s extracting reproducer from 37 programs testing a last program of every proc single: executing 7 programs separately with timeout 6m0s testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f0000000240)={0x1, 0x4, &(0x7f0000000100)=ANY=[@ANYBLOB="85970000000000060010a80000000000070000000000000095000000000000168abd228f0e9a00b759"], &(0x7f00000002c0)='GPL\x00', 0x5, 0xbc, &(0x7f0000000300)=""/188, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x8, 0x10, &(0x7f0000000080), 0x10}, 0x94) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): openat-socket$alg-bind$alg-setsockopt$ALG_SET_KEY-accept$alg-write$binfmt_script-recvmmsg-gettid-timer_create-fcntl$lock-mprotect-timer_settime-timerfd_gettime detailed listing: executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0xc4042, 0x1b8) r1 = socket$alg(0x26, 0x5, 0x0) bind$alg(r1, &(0x7f0000000000)={0x26, 'skcipher\x00', 0x0, 0x0, 'cbc(aes)\x00'}, 0x58) setsockopt$ALG_SET_KEY(r1, 0x117, 0x1, &(0x7f0000000080)="ab553fec94248c32e27d04000000288a", 0x10) r2 = accept$alg(r1, 0x0, 0x0) write$binfmt_script(r2, &(0x7f0000000600), 0xfec8) recvmmsg(r2, &(0x7f00000050c0)=[{{0x0, 0x0, &(0x7f0000003a00)=[{&(0x7f00000027c0)=""/4096, 0x1000}], 0x1}, 0x1}], 0x1, 0xcb, 0x0) r3 = gettid() timer_create(0x1, &(0x7f0000000800)={0x0, 0x21, 0x4, @tid=r3}, &(0x7f0000000000)=0x0) fcntl$lock(0xffffffffffffffff, 0x6, &(0x7f0000000040)={0x0, 0x0, 0x3ed4, 0x5}) mprotect(&(0x7f0000000000/0xf000)=nil, 0xf000, 0x9) timer_settime(r4, 0x1, &(0x7f0000000040), 0x0) timerfd_gettime(r0, &(0x7f0000000140)) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-writev-fsopen-openat-lsetxattr$security_capability-mkdirat-mkdirat-mount$overlay-truncate-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill-socket$nl_route-sendmsg$nl_route-prlimit64 detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) r0 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) writev(r0, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) r1 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) lsetxattr$security_capability(0x0, &(0x7f00000002c0), 0x0, 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c8) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file2\x00', 0x120) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) truncate(&(0x7f0000000140)='./file0/file1\x00', 0xe2) fsconfig$FSCONFIG_SET_STRING(r1, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r2 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r1, 0x6, 0x0, 0x0, 0x0) tkill(r2, 0xb) r3 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r3, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000002c0)=@ipv6_newrule={0x34, 0x20, 0x2d2c6d60ea1da725, 0x70bd29, 0x25dfdbfd, {0xa, 0x0, 0x0, 0xcd, 0xff, 0x0, 0x0, 0x1, 0x10002}, [@FIB_RULE_POLICY=@FRA_PRIORITY={0x8}, @FIB_RULE_POLICY=@FRA_DPORT_RANGE={0x8, 0x18, {0x4e23, 0x4e23}}, @FIB_RULE_POLICY=@FRA_SUPPRESS_PREFIXLEN={0x8, 0xe, 0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x20008081}, 0x40004) prlimit64(0x0, 0x7, &(0x7f0000000040)={0x0, 0x100}, 0x0) program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socket$inet6_sctp-ioctl$BTRFS_IOC_DEV_INFO-openat$ptmx-socket-openat$comedi-ioctl$COMEDI_DEVCONFIG-socket$netlink-socket-prctl$PR_SCHED_CORE-prlimit64-sched_setscheduler-openat$sequencer-syz_open_dev$sndmidi-writev-pselect6 detailed listing: executing program 0: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) ioctl$BTRFS_IOC_DEV_INFO(r0, 0xd000941e, &(0x7f0000001300)={0x0, "7b60af0c8cad6a6d12593571ff64ef40"}) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000000), 0x402, 0x0) socket(0x2b, 0x800, 0x1) r1 = openat$comedi(0xffffffffffffff9c, &(0x7f0000000080)='/dev/comedi3\x00', 0x0, 0x0) ioctl$COMEDI_DEVCONFIG(r1, 0x40946400, 0x0) socket$netlink(0x10, 0x3, 0x8000000004) socket(0xa, 0x3, 0x3a) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x1, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000200)=0x5) openat$sequencer(0xffffffffffffff9c, &(0x7f0000000300), 0x80200, 0x0) r2 = syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x141102) writev(r2, &(0x7f0000000840)=[{&(0x7f00000002c0)="94", 0xf000}, {0x0}], 0x2) pselect6(0x40, &(0x7f0000000240)={0x3, 0x0, 0x202, 0x5, 0x10000, 0x8000, 0x4, 0x1}, 0x0, &(0x7f00000002c0)={0x3ff, 0x6, 0xffffffffffffffff, 0x9, 0x0, 0xf, 0x80000006, 0xb06c}, 0x0, 0x0) VM was preempted during syz execution: failed to run command in VM: instance is preempted, retrying program did not crash testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-openat-mkdirat-mkdirat-mount$overlay-truncate-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill-socket$nl_route detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c8) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file2\x00', 0x120) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) truncate(&(0x7f0000000140)='./file0/file1\x00', 0xe2) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) socket$nl_route(0x10, 0x3, 0x0) program crashed: BUG: MAX_LOCKDEP_KEYS too low! single: successfully extracted reproducer found reproducer with 18 syscalls minimizing guilty program testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-openat-mkdirat-mkdirat-mount$overlay-truncate-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c8) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file2\x00', 0x120) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) truncate(&(0x7f0000000140)='./file0/file1\x00', 0xe2) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-openat-mkdirat-mkdirat-mount$overlay-truncate-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c8) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file2\x00', 0x120) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) truncate(&(0x7f0000000140)='./file0/file1\x00', 0xe2) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) program did not crash testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-openat-mkdirat-mkdirat-mount$overlay-truncate-fsconfig$FSCONFIG_SET_STRING-gettid-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c8) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file2\x00', 0x120) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) truncate(&(0x7f0000000140)='./file0/file1\x00', 0xe2) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() tkill(r1, 0xb) program did not crash testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-openat-mkdirat-mkdirat-mount$overlay-truncate-fsconfig$FSCONFIG_SET_STRING-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c8) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file2\x00', 0x120) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) truncate(&(0x7f0000000140)='./file0/file1\x00', 0xe2) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(0x0, 0xb) program did not crash testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-openat-mkdirat-mkdirat-mount$overlay-truncate-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c8) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file2\x00', 0x120) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) truncate(&(0x7f0000000140)='./file0/file1\x00', 0xe2) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program did not crash testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-openat-mkdirat-mkdirat-mount$overlay-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c8) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file2\x00', 0x120) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f00000000c0)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-openat-mkdirat-mkdirat-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c8) mkdirat(0xffffffffffffff9c, &(0x7f0000000240)='./file2\x00', 0x120) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-openat-mkdirat-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) mkdirat(0xffffffffffffff9c, &(0x7f0000000040)='./file0\x00', 0x1c8) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-openat-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) openat(0xffffffffffffff9c, &(0x7f0000000100)='./file1\x00', 0x42, 0x1ef) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-syz_open_dev$sndmidi-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) syz_open_dev$sndmidi(&(0x7f00000004c0), 0x2, 0x143102) fsconfig$FSCONFIG_SET_STRING(0xffffffffffffffff, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r0 = gettid() fsconfig$FSCONFIG_CMD_CREATE(0xffffffffffffffff, 0x6, 0x0, 0x0, 0x0) tkill(r0, 0xb) program did not crash testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-prlimit64-fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000380)={0x8, 0x100008b}, 0x0) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-prctl$PR_SCHED_CORE-fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) prctl$PR_SCHED_CORE(0x3e, 0x1, 0x0, 0x2, 0x0) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-openat$sequencer2-fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000300), 0x103000, 0x0) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-socket-fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) socket(0x2, 0x80805, 0x0) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-sched_setscheduler-fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: BUG: MAX_LOCKDEP_KEYS too low! testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): prlimit64-fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: WARNING in print_bfs_bug testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: WARNING in print_bfs_bug testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: r0 = fsopen(0x0, 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program did not crash testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, 0x0, &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program did not crash testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', 0x0, 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program did not crash extracting C reproducer testing compiled C program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill program crashed: WARNING in print_bfs_bug simplifying C reproducer testing compiled C program (duration=5m40.759338452s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill program crashed: no output from test machine a never seen crash title: no output from test machine, ignore testing compiled C program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill program crashed: WARNING in print_bfs_bug testing compiled C program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill program crashed: WARNING in print_bfs_bug testing compiled C program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill program crashed: WARNING in print_bfs_bug testing compiled C program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill program crashed: WARNING in print_bfs_bug testing compiled C program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill program crashed: WARNING in print_bfs_bug testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: WARNING in print_bfs_bug validation run: crashed=true testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: WARNING in print_bfs_bug validation run: crashed=true testing program (duration=5m40.759338452s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): fsopen-fsconfig$FSCONFIG_SET_STRING-gettid-fsconfig$FSCONFIG_CMD_CREATE-tkill detailed listing: executing program 0: r0 = fsopen(&(0x7f0000000280)='ceph\x00', 0x0) fsconfig$FSCONFIG_SET_STRING(r0, 0x1, &(0x7f0000000b40)='source', &(0x7f0000000040)='c:::\x00', 0x0) r1 = gettid() fsconfig$FSCONFIG_CMD_CREATE(r0, 0x6, 0x0, 0x0, 0x0) tkill(r1, 0xb) program crashed: WARNING in print_bfs_bug validation run: crashed=true reproducing took 2h42m6.029430144s repro crashed as (corrupted=false): ceph: No mds server is up or the cluster is laggy Increase LOCKDEP_CIRCULAR_QUEUE_BITS to avoid this warning: ------------[ cut here ]------------ lockdep bfs error:-1 WARNING: kernel/locking/lockdep.c:2075 at print_bfs_bug+0x7f/0xf0 kernel/locking/lockdep.c:2075, CPU#0: syz.4.2343/17634 Modules linked in: CPU: 0 UID: 0 PID: 17634 Comm: syz.4.2343 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026 RIP: 0010:print_bfs_bug+0x81/0xf0 kernel/locking/lockdep.c:2075 Code: 09 48 c7 c7 11 26 4e 8e e8 6c 13 e9 09 65 ff 0d 8d 90 a5 12 85 ed 74 17 83 fb ff 0f 84 b0 43 3b ff 48 8d 3d f1 90 61 0f 89 de <67> 48 0f b9 3a 5b 5d c3 cc cc cc cc 90 e8 2d 9e 3f 03 85 c0 74 1d RSP: 0018:ffffc9000528f178 EFLAGS: 00010086 RAX: 000000000000003b RBX: 00000000ffffffff RCX: 0000000000000000 RDX: 000000000000003b RSI: 00000000ffffffff RDI: ffffffff91484750 RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000 R10: 8000000000000004 R11: fffffffffffdaf60 R12: ffffc9000528f1f0 R13: ffff88805a100c50 R14: ffffc9000528f230 R15: ffff88805a100c28 FS: 00007fa24d4766c0(0000) GS:ffff888123b60000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa24c5eb840 CR3: 000000002131f000 CR4: 00000000003526f0 Call Trace: check_irq_usage+0x32b/0x8b0 kernel/locking/lockdep.c:2832 check_prev_add+0xfe/0xe60 kernel/locking/lockdep.c:3185 check_prevs_add kernel/locking/lockdep.c:3300 [inline] validate_chain kernel/locking/lockdep.c:3924 [inline] __lock_acquire+0x1492/0x1ec0 kernel/locking/lockdep.c:5254 lock_acquire kernel/locking/lockdep.c:5908 [inline] lock_acquire+0x1d1/0x380 kernel/locking/lockdep.c:5865 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:155 [inline] _raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:181 debug_object_activate+0x144/0x4b0 lib/debugobjects.c:873 debug_hrtimer_activate kernel/time/hrtimer.c:486 [inline] debug_activate kernel/time/hrtimer.c:529 [inline] remove_and_enqueue_same_base kernel/time/hrtimer.c:1286 [inline] __hrtimer_start_range_ns kernel/time/hrtimer.c:1429 [inline] hrtimer_start_range_ns_common+0x53f/0x18b0 kernel/time/hrtimer.c:1508 hrtimer_start_range_ns+0xc2/0x460 kernel/time/hrtimer.c:1530 hrtimer_start include/linux/hrtimer.h:222 [inline] hrtick_cond_restart kernel/sched/core.c:949 [inline] hrtick_schedule_exit kernel/sched/core.c:1011 [inline] finish_lock_switch kernel/sched/core.c:5250 [inline] finish_task_switch.isra.0+0xa6e/0x10d0 kernel/sched/core.c:5369 context_switch kernel/sched/core.c:5523 [inline] __schedule+0x1261/0x6920 kernel/sched/core.c:7270 preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7592 irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline] irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline] irqentry_exit+0x205/0xa10 kernel/entry/common.c:167 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:lock_acquire+0x5e/0x380 kernel/locking/lockdep.c:5913 Code: 05 4f dd a4 12 83 f8 07 0f 87 da 00 00 00 48 0f a3 05 5e df 5d 0f 0f 82 c9 02 00 00 8b 35 fe 10 5e 0f 85 f6 0f 85 c7 00 00 00 <48> 8b 44 24 30 65 48 2b 05 ed dc a4 12 0f 85 09 03 00 00 48 83 c4 RSP: 0018:ffffc9000528f928 EFLAGS: 00000206 RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff8e3c5247 RDI: ffffffff8c620e80 RBP: ffff888033bbe940 R08: 00000000002bb008 R09: ffffffff976b4258 R10: 0000000000000200 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 touch_wq_lockdep_map+0xad/0x1c0 kernel/workqueue.c:4111 __flush_workqueue+0x131/0x1200 kernel/workqueue.c:4153 drain_workqueue+0x175/0x3b0 kernel/workqueue.c:4317 destroy_workqueue+0xc3/0xa30 kernel/workqueue.c:6155 destroy_fs_client+0x170/0x3b0 fs/ceph/super.c:905 ceph_kill_sb+0x2ec/0x9d0 fs/ceph/super.c:1607 deactivate_locked_super+0xbd/0x140 fs/super.c:603 ceph_get_tree+0x1534/0x1fd0 fs/ceph/super.c:1380 vfs_get_tree+0x92/0x320 fs/super.c:1947 vfs_cmd_create+0xd7/0x2a0 fs/fsopen.c:231 vfs_fsconfig_locked fs/fsopen.c:295 [inline] __do_sys_fsconfig+0x55a/0xcb0 fs/fsopen.c:463 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa24c59e159 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa24d476028 EFLAGS: 00000246 ORIG_RAX: 00000000000001af RAX: ffffffffffffffda RBX: 00007fa24c825fa0 RCX: 00007fa24c59e159 RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000003 RBP: 00007fa24c635024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fa24c826038 R14: 00007fa24c825fa0 R15: 00007fff112537d8 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 48 c7 c7 11 26 4e 8e mov $0xffffffff8e4e2611,%rdi 7: e8 6c 13 e9 09 call 0x9e91378 c: 65 ff 0d 8d 90 a5 12 decl %gs:0x12a5908d(%rip) # 0x12a590a0 13: 85 ed test %ebp,%ebp 15: 74 17 je 0x2e 17: 83 fb ff cmp $0xffffffff,%ebx 1a: 0f 84 b0 43 3b ff je 0xff3b43d0 20: 48 8d 3d f1 90 61 0f lea 0xf6190f1(%rip),%rdi # 0xf619118 27: 89 de mov %ebx,%esi * 29: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2e: 5b pop %rbx 2f: 5d pop %rbp 30: c3 ret 31: cc int3 32: cc int3 33: cc int3 34: cc int3 35: 90 nop 36: e8 2d 9e 3f 03 call 0x33f9e68 3b: 85 c0 test %eax,%eax 3d: 74 1d je 0x5c final repro crashed as (corrupted=false): ceph: No mds server is up or the cluster is laggy Increase LOCKDEP_CIRCULAR_QUEUE_BITS to avoid this warning: ------------[ cut here ]------------ lockdep bfs error:-1 WARNING: kernel/locking/lockdep.c:2075 at print_bfs_bug+0x7f/0xf0 kernel/locking/lockdep.c:2075, CPU#0: syz.4.2343/17634 Modules linked in: CPU: 0 UID: 0 PID: 17634 Comm: syz.4.2343 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/05/2026 RIP: 0010:print_bfs_bug+0x81/0xf0 kernel/locking/lockdep.c:2075 Code: 09 48 c7 c7 11 26 4e 8e e8 6c 13 e9 09 65 ff 0d 8d 90 a5 12 85 ed 74 17 83 fb ff 0f 84 b0 43 3b ff 48 8d 3d f1 90 61 0f 89 de <67> 48 0f b9 3a 5b 5d c3 cc cc cc cc 90 e8 2d 9e 3f 03 85 c0 74 1d RSP: 0018:ffffc9000528f178 EFLAGS: 00010086 RAX: 000000000000003b RBX: 00000000ffffffff RCX: 0000000000000000 RDX: 000000000000003b RSI: 00000000ffffffff RDI: ffffffff91484750 RBP: 0000000000000001 R08: 0000000000000007 R09: 0000000000000000 R10: 8000000000000004 R11: fffffffffffdaf60 R12: ffffc9000528f1f0 R13: ffff88805a100c50 R14: ffffc9000528f230 R15: ffff88805a100c28 FS: 00007fa24d4766c0(0000) GS:ffff888123b60000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa24c5eb840 CR3: 000000002131f000 CR4: 00000000003526f0 Call Trace: check_irq_usage+0x32b/0x8b0 kernel/locking/lockdep.c:2832 check_prev_add+0xfe/0xe60 kernel/locking/lockdep.c:3185 check_prevs_add kernel/locking/lockdep.c:3300 [inline] validate_chain kernel/locking/lockdep.c:3924 [inline] __lock_acquire+0x1492/0x1ec0 kernel/locking/lockdep.c:5254 lock_acquire kernel/locking/lockdep.c:5908 [inline] lock_acquire+0x1d1/0x380 kernel/locking/lockdep.c:5865 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:155 [inline] _raw_spin_lock_irqsave+0x3a/0x60 kernel/locking/spinlock.c:181 debug_object_activate+0x144/0x4b0 lib/debugobjects.c:873 debug_hrtimer_activate kernel/time/hrtimer.c:486 [inline] debug_activate kernel/time/hrtimer.c:529 [inline] remove_and_enqueue_same_base kernel/time/hrtimer.c:1286 [inline] __hrtimer_start_range_ns kernel/time/hrtimer.c:1429 [inline] hrtimer_start_range_ns_common+0x53f/0x18b0 kernel/time/hrtimer.c:1508 hrtimer_start_range_ns+0xc2/0x460 kernel/time/hrtimer.c:1530 hrtimer_start include/linux/hrtimer.h:222 [inline] hrtick_cond_restart kernel/sched/core.c:949 [inline] hrtick_schedule_exit kernel/sched/core.c:1011 [inline] finish_lock_switch kernel/sched/core.c:5250 [inline] finish_task_switch.isra.0+0xa6e/0x10d0 kernel/sched/core.c:5369 context_switch kernel/sched/core.c:5523 [inline] __schedule+0x1261/0x6920 kernel/sched/core.c:7270 preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:7592 irqentry_exit_to_kernel_mode_preempt include/linux/irq-entry-common.h:468 [inline] irqentry_exit_to_kernel_mode include/linux/irq-entry-common.h:539 [inline] irqentry_exit+0x205/0xa10 kernel/entry/common.c:167 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:lock_acquire+0x5e/0x380 kernel/locking/lockdep.c:5913 Code: 05 4f dd a4 12 83 f8 07 0f 87 da 00 00 00 48 0f a3 05 5e df 5d 0f 0f 82 c9 02 00 00 8b 35 fe 10 5e 0f 85 f6 0f 85 c7 00 00 00 <48> 8b 44 24 30 65 48 2b 05 ed dc a4 12 0f 85 09 03 00 00 48 83 c4 RSP: 0018:ffffc9000528f928 EFLAGS: 00000206 RAX: 0000000000000046 RBX: 0000000000000000 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff8e3c5247 RDI: ffffffff8c620e80 RBP: ffff888033bbe940 R08: 00000000002bb008 R09: ffffffff976b4258 R10: 0000000000000200 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 touch_wq_lockdep_map+0xad/0x1c0 kernel/workqueue.c:4111 __flush_workqueue+0x131/0x1200 kernel/workqueue.c:4153 drain_workqueue+0x175/0x3b0 kernel/workqueue.c:4317 destroy_workqueue+0xc3/0xa30 kernel/workqueue.c:6155 destroy_fs_client+0x170/0x3b0 fs/ceph/super.c:905 ceph_kill_sb+0x2ec/0x9d0 fs/ceph/super.c:1607 deactivate_locked_super+0xbd/0x140 fs/super.c:603 ceph_get_tree+0x1534/0x1fd0 fs/ceph/super.c:1380 vfs_get_tree+0x92/0x320 fs/super.c:1947 vfs_cmd_create+0xd7/0x2a0 fs/fsopen.c:231 vfs_fsconfig_locked fs/fsopen.c:295 [inline] __do_sys_fsconfig+0x55a/0xcb0 fs/fsopen.c:463 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline] do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa24c59e159 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa24d476028 EFLAGS: 00000246 ORIG_RAX: 00000000000001af RAX: ffffffffffffffda RBX: 00007fa24c825fa0 RCX: 00007fa24c59e159 RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000003 RBP: 00007fa24c635024 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fa24c826038 R14: 00007fa24c825fa0 R15: 00007fff112537d8 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 48 c7 c7 11 26 4e 8e mov $0xffffffff8e4e2611,%rdi 7: e8 6c 13 e9 09 call 0x9e91378 c: 65 ff 0d 8d 90 a5 12 decl %gs:0x12a5908d(%rip) # 0x12a590a0 13: 85 ed test %ebp,%ebp 15: 74 17 je 0x2e 17: 83 fb ff cmp $0xffffffff,%ebx 1a: 0f 84 b0 43 3b ff je 0xff3b43d0 20: 48 8d 3d f1 90 61 0f lea 0xf6190f1(%rip),%rdi # 0xf619118 27: 89 de mov %ebx,%esi * 29: 67 48 0f b9 3a ud1 (%edx),%rdi <-- trapping instruction 2e: 5b pop %rbx 2f: 5d pop %rbp 30: c3 ret 31: cc int3 32: cc int3 33: cc int3 34: cc int3 35: 90 nop 36: e8 2d 9e 3f 03 call 0x33f9e68 3b: 85 c0 test %eax,%eax 3d: 74 1d je 0x5c