Extracting prog: 3m10.329756944s
Minimizing prog: 5m52.050016083s
Simplifying prog options: 0s
Extracting C: 30.217659385s
Simplifying C: 9m34.769746576s
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:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mq_open-mq_open
detailed listing:
executing program 0:
mq_open(&(0x7f0000000000)='eth0\x00', 0x42, 0x0, 0x0)
mq_open(&(0x7f0000000080)='eth0\x00#\x13\xaeu\xe0\xfbu0*\xf3\x11i\xdd\xd9\xc6\x87\xde\xbf_\xa0\xf6\xdfk\xbf.\"\xa6\xc0#p\xcd\x1c/\xa6\xf2\xbcyL\x85a\xb5\xbb~+>\xbc\x93\xf8\xab\x9a3\x85l\x1d\x15\x11\x1a{@!2\xb6!\xae\xf79k\x90\x88\v8I$\xfdQ\x1d\x90=r\xd8\xc0\xd8\t/\x8dv\xb8\x93\xc3C\xae\x9dc\xd1T\xdd\x14\xd3\xe1\xbe_$A=z\xee\xbd/X\xbemOX)s\x94\xde\xbe_\v\x01\xbe\xeb\xbb\x91\x11z\xc2|d\x1b\x04\xd2\xf9yx\xb2\x1b\bLTrw\x88\x9e0\t\xc6\xe2\x9c\xed\\\xd8[\xc8\x04 \xf3\xac]V\x1d:\xfc\xc3\x9e\x02\ax\xef\xfe\x1c.TT\xcf\xbf\xf5\x80a%\xdcQ\xb3CuT\xcc7\x8avs\xb2\a\xfe\xb3j*\xad\x18I\xcc\xe9\xaa{]\xef\xb7\xf2\xee*\xf95\bJt\xd0s\xc4\xaa\xc8\x13~\xb2\xf20\xbdf\xdb\xaeG\xe3\xfb\xef\x94\xef:Q\x1b\xe3\xa3\xa4}\xef`e\xcdL\xab\xdb\r\xf2y\x9fg1\xf4\t\x18i/!\x13\xf1,\x8cu\xaa\xbf~)\x94\x1b2\x93\x86\xe7\x9a\xf2j\xa8\x96\xa6\xa2\xfcN\x81\xafTh\xb3\x1bo:\xe8\vq7S\xe4H\xf3L\xa0\x9c\x97B\x12\x10\x9d\xaa\x7fq\x06\xb9(\xf6\x1c\x83\xb1J\xec\x926\xb5a0\xa0B\xae|', 0x42, 0x11, 0x0)
program crashed: general protection fault in __fput
program crashed: general protection fault in __fput
single: successfully extracted reproducer
found reproducer with 2 syscalls
minimizing guilty program
testing program (duration=45.404588056s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mq_open
detailed listing:
executing program 0:
mq_open(&(0x7f0000000000)='eth0\x00', 0x42, 0x0, 0x0)
program did not crash
testing program (duration=45.404588056s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mq_open
detailed listing:
executing program 0:
mq_open(&(0x7f0000000080)='eth0\x00#\x13\xaeu\xe0\xfbu0*\xf3\x11i\xdd\xd9\xc6\x87\xde\xbf_\xa0\xf6\xdfk\xbf.\"\xa6\xc0#p\xcd\x1c/\xa6\xf2\xbcyL\x85a\xb5\xbb~+>\xbc\x93\xf8\xab\x9a3\x85l\x1d\x15\x11\x1a{@!2\xb6!\xae\xf79k\x90\x88\v8I$\xfdQ\x1d\x90=r\xd8\xc0\xd8\t/\x8dv\xb8\x93\xc3C\xae\x9dc\xd1T\xdd\x14\xd3\xe1\xbe_$A=z\xee\xbd/X\xbemOX)s\x94\xde\xbe_\v\x01\xbe\xeb\xbb\x91\x11z\xc2|d\x1b\x04\xd2\xf9yx\xb2\x1b\bLTrw\x88\x9e0\t\xc6\xe2\x9c\xed\\\xd8[\xc8\x04 \xf3\xac]V\x1d:\xfc\xc3\x9e\x02\ax\xef\xfe\x1c.TT\xcf\xbf\xf5\x80a%\xdcQ\xb3CuT\xcc7\x8avs\xb2\a\xfe\xb3j*\xad\x18I\xcc\xe9\xaa{]\xef\xb7\xf2\xee*\xf95\bJt\xd0s\xc4\xaa\xc8\x13~\xb2\xf20\xbdf\xdb\xaeG\xe3\xfb\xef\x94\xef:Q\x1b\xe3\xa3\xa4}\xef`e\xcdL\xab\xdb\r\xf2y\x9fg1\xf4\t\x18i/!\x13\xf1,\x8cu\xaa\xbf~)\x94\x1b2\x93\x86\xe7\x9a\xf2j\xa8\x96\xa6\xa2\xfcN\x81\xafTh\xb3\x1bo:\xe8\vq7S\xe4H\xf3L\xa0\x9c\x97B\x12\x10\x9d\xaa\x7fq\x06\xb9(\xf6\x1c\x83\xb1J\xec\x926\xb5a0\xa0B\xae|', 0x42, 0x11, 0x0)
program did not crash
testing program (duration=45.404588056s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mq_open-mq_open
detailed listing:
executing program 0:
mq_open(0x0, 0x42, 0x0, 0x0)
mq_open(&(0x7f0000000080)='eth0\x00#\x13\xaeu\xe0\xfbu0*\xf3\x11i\xdd\xd9\xc6\x87\xde\xbf_\xa0\xf6\xdfk\xbf.\"\xa6\xc0#p\xcd\x1c/\xa6\xf2\xbcyL\x85a\xb5\xbb~+>\xbc\x93\xf8\xab\x9a3\x85l\x1d\x15\x11\x1a{@!2\xb6!\xae\xf79k\x90\x88\v8I$\xfdQ\x1d\x90=r\xd8\xc0\xd8\t/\x8dv\xb8\x93\xc3C\xae\x9dc\xd1T\xdd\x14\xd3\xe1\xbe_$A=z\xee\xbd/X\xbemOX)s\x94\xde\xbe_\v\x01\xbe\xeb\xbb\x91\x11z\xc2|d\x1b\x04\xd2\xf9yx\xb2\x1b\bLTrw\x88\x9e0\t\xc6\xe2\x9c\xed\\\xd8[\xc8\x04 \xf3\xac]V\x1d:\xfc\xc3\x9e\x02\ax\xef\xfe\x1c.TT\xcf\xbf\xf5\x80a%\xdcQ\xb3CuT\xcc7\x8avs\xb2\a\xfe\xb3j*\xad\x18I\xcc\xe9\xaa{]\xef\xb7\xf2\xee*\xf95\bJt\xd0s\xc4\xaa\xc8\x13~\xb2\xf20\xbdf\xdb\xaeG\xe3\xfb\xef\x94\xef:Q\x1b\xe3\xa3\xa4}\xef`e\xcdL\xab\xdb\r\xf2y\x9fg1\xf4\t\x18i/!\x13\xf1,\x8cu\xaa\xbf~)\x94\x1b2\x93\x86\xe7\x9a\xf2j\xa8\x96\xa6\xa2\xfcN\x81\xafTh\xb3\x1bo:\xe8\vq7S\xe4H\xf3L\xa0\x9c\x97B\x12\x10\x9d\xaa\x7fq\x06\xb9(\xf6\x1c\x83\xb1J\xec\x926\xb5a0\xa0B\xae|', 0x42, 0x11, 0x0)
program did not crash
testing program (duration=45.404588056s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mq_open-mq_open
detailed listing:
executing program 0:
mq_open(&(0x7f0000000000)='eth0\x00', 0x42, 0x0, 0x0)
mq_open(0x0, 0x42, 0x11, 0x0)
program did not crash
extracting C reproducer
testing compiled C program (duration=45.404588056s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mq_open-mq_open
program crashed: general protection fault in __fput
simplifying C reproducer
testing compiled C program (duration=45.404588056s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mq_open-mq_open
program crashed: general protection fault in __fput
testing compiled C program (duration=45.404588056s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): mq_open-mq_open
program crashed: general protection fault in __fput
testing compiled C program (duration=45.404588056s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mq_open-mq_open
program crashed: general protection fault in __fput
testing compiled C program (duration=45.404588056s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mq_open-mq_open
program crashed: general protection fault in __fput
testing compiled C program (duration=45.404588056s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mq_open-mq_open
program crashed: general protection fault in __fput
testing compiled C program (duration=45.404588056s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mq_open-mq_open
program crashed: general protection fault in __fput
testing compiled C program (duration=45.404588056s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mq_open-mq_open
program crashed: general protection fault in __fput
testing program (duration=45.404588056s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mq_open-mq_open
detailed listing:
executing program 0:
mq_open(&(0x7f0000000000)='eth0\x00', 0x42, 0x0, 0x0)
mq_open(&(0x7f0000000080)='eth0\x00#\x13\xaeu\xe0\xfbu0*\xf3\x11i\xdd\xd9\xc6\x87\xde\xbf_\xa0\xf6\xdfk\xbf.\"\xa6\xc0#p\xcd\x1c/\xa6\xf2\xbcyL\x85a\xb5\xbb~+>\xbc\x93\xf8\xab\x9a3\x85l\x1d\x15\x11\x1a{@!2\xb6!\xae\xf79k\x90\x88\v8I$\xfdQ\x1d\x90=r\xd8\xc0\xd8\t/\x8dv\xb8\x93\xc3C\xae\x9dc\xd1T\xdd\x14\xd3\xe1\xbe_$A=z\xee\xbd/X\xbemOX)s\x94\xde\xbe_\v\x01\xbe\xeb\xbb\x91\x11z\xc2|d\x1b\x04\xd2\xf9yx\xb2\x1b\bLTrw\x88\x9e0\t\xc6\xe2\x9c\xed\\\xd8[\xc8\x04 \xf3\xac]V\x1d:\xfc\xc3\x9e\x02\ax\xef\xfe\x1c.TT\xcf\xbf\xf5\x80a%\xdcQ\xb3CuT\xcc7\x8avs\xb2\a\xfe\xb3j*\xad\x18I\xcc\xe9\xaa{]\xef\xb7\xf2\xee*\xf95\bJt\xd0s\xc4\xaa\xc8\x13~\xb2\xf20\xbdf\xdb\xaeG\xe3\xfb\xef\x94\xef:Q\x1b\xe3\xa3\xa4}\xef`e\xcdL\xab\xdb\r\xf2y\x9fg1\xf4\t\x18i/!\x13\xf1,\x8cu\xaa\xbf~)\x94\x1b2\x93\x86\xe7\x9a\xf2j\xa8\x96\xa6\xa2\xfcN\x81\xafTh\xb3\x1bo:\xe8\vq7S\xe4H\xf3L\xa0\x9c\x97B\x12\x10\x9d\xaa\x7fq\x06\xb9(\xf6\x1c\x83\xb1J\xec\x926\xb5a0\xa0B\xae|', 0x42, 0x11, 0x0)
program crashed: general protection fault in __fput
validation run: crashed=true
testing program (duration=45.404588056s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mq_open-mq_open
detailed listing:
executing program 0:
mq_open(&(0x7f0000000000)='eth0\x00', 0x42, 0x0, 0x0)
mq_open(&(0x7f0000000080)='eth0\x00#\x13\xaeu\xe0\xfbu0*\xf3\x11i\xdd\xd9\xc6\x87\xde\xbf_\xa0\xf6\xdfk\xbf.\"\xa6\xc0#p\xcd\x1c/\xa6\xf2\xbcyL\x85a\xb5\xbb~+>\xbc\x93\xf8\xab\x9a3\x85l\x1d\x15\x11\x1a{@!2\xb6!\xae\xf79k\x90\x88\v8I$\xfdQ\x1d\x90=r\xd8\xc0\xd8\t/\x8dv\xb8\x93\xc3C\xae\x9dc\xd1T\xdd\x14\xd3\xe1\xbe_$A=z\xee\xbd/X\xbemOX)s\x94\xde\xbe_\v\x01\xbe\xeb\xbb\x91\x11z\xc2|d\x1b\x04\xd2\xf9yx\xb2\x1b\bLTrw\x88\x9e0\t\xc6\xe2\x9c\xed\\\xd8[\xc8\x04 \xf3\xac]V\x1d:\xfc\xc3\x9e\x02\ax\xef\xfe\x1c.TT\xcf\xbf\xf5\x80a%\xdcQ\xb3CuT\xcc7\x8avs\xb2\a\xfe\xb3j*\xad\x18I\xcc\xe9\xaa{]\xef\xb7\xf2\xee*\xf95\bJt\xd0s\xc4\xaa\xc8\x13~\xb2\xf20\xbdf\xdb\xaeG\xe3\xfb\xef\x94\xef:Q\x1b\xe3\xa3\xa4}\xef`e\xcdL\xab\xdb\r\xf2y\x9fg1\xf4\t\x18i/!\x13\xf1,\x8cu\xaa\xbf~)\x94\x1b2\x93\x86\xe7\x9a\xf2j\xa8\x96\xa6\xa2\xfcN\x81\xafTh\xb3\x1bo:\xe8\vq7S\xe4H\xf3L\xa0\x9c\x97B\x12\x10\x9d\xaa\x7fq\x06\xb9(\xf6\x1c\x83\xb1J\xec\x926\xb5a0\xa0B\xae|', 0x42, 0x11, 0x0)
program crashed: general protection fault in __fput
validation run: crashed=true
testing program (duration=45.404588056s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 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}}): mq_open-mq_open
detailed listing:
executing program 0:
mq_open(&(0x7f0000000000)='eth0\x00', 0x42, 0x0, 0x0)
mq_open(&(0x7f0000000080)='eth0\x00#\x13\xaeu\xe0\xfbu0*\xf3\x11i\xdd\xd9\xc6\x87\xde\xbf_\xa0\xf6\xdfk\xbf.\"\xa6\xc0#p\xcd\x1c/\xa6\xf2\xbcyL\x85a\xb5\xbb~+>\xbc\x93\xf8\xab\x9a3\x85l\x1d\x15\x11\x1a{@!2\xb6!\xae\xf79k\x90\x88\v8I$\xfdQ\x1d\x90=r\xd8\xc0\xd8\t/\x8dv\xb8\x93\xc3C\xae\x9dc\xd1T\xdd\x14\xd3\xe1\xbe_$A=z\xee\xbd/X\xbemOX)s\x94\xde\xbe_\v\x01\xbe\xeb\xbb\x91\x11z\xc2|d\x1b\x04\xd2\xf9yx\xb2\x1b\bLTrw\x88\x9e0\t\xc6\xe2\x9c\xed\\\xd8[\xc8\x04 \xf3\xac]V\x1d:\xfc\xc3\x9e\x02\ax\xef\xfe\x1c.TT\xcf\xbf\xf5\x80a%\xdcQ\xb3CuT\xcc7\x8avs\xb2\a\xfe\xb3j*\xad\x18I\xcc\xe9\xaa{]\xef\xb7\xf2\xee*\xf95\bJt\xd0s\xc4\xaa\xc8\x13~\xb2\xf20\xbdf\xdb\xaeG\xe3\xfb\xef\x94\xef:Q\x1b\xe3\xa3\xa4}\xef`e\xcdL\xab\xdb\r\xf2y\x9fg1\xf4\t\x18i/!\x13\xf1,\x8cu\xaa\xbf~)\x94\x1b2\x93\x86\xe7\x9a\xf2j\xa8\x96\xa6\xa2\xfcN\x81\xafTh\xb3\x1bo:\xe8\vq7S\xe4H\xf3L\xa0\x9c\x97B\x12\x10\x9d\xaa\x7fq\x06\xb9(\xf6\x1c\x83\xb1J\xec\x926\xb5a0\xa0B\xae|', 0x42, 0x11, 0x0)
program crashed: general protection fault in __fput
validation run: crashed=true
reproducing took 22m48.291465073s
repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f]
CPU: 0 UID: 0 PID: 6032 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:fsnotify_parent include/linux/fsnotify.h:81 [inline]
RIP: 0010:fsnotify_path include/linux/fsnotify.h:113 [inline]
RIP: 0010:fsnotify_file include/linux/fsnotify.h:127 [inline]
RIP: 0010:fsnotify_close include/linux/fsnotify.h:457 [inline]
RIP: 0010:__fput+0x1b5/0xa70 fs/file_table.c:454
Code: fc ff df 80 3c 08 00 74 08 4c 89 e7 e8 b4 0d ee ff 4d 8b 34 24 49 8d 6e 28 48 89 e8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 ef e8 8d 0d ee ff 41 bc 60 06 00 00 4c 03
RSP: 0018:ffffc900033a7d30 EFLAGS: 00010206
RAX: 0000000000000005 RBX: ffff88802a5368c0 RCX: dffffc0000000000
RDX: ffff8880303e0000 RSI: 0000000004000000 RDI: 0000000002000000
RBP: 0000000000000028 R08: ffffffff8fc2d477 R09: 1ffffffff1f85a8e
R10: dffffc0000000000 R11: ffffffff823a4220 R12: ffff888072f78068
R13: 0000000000000000 R14: 0000000000000000 R15: ffff888145ef2f80
FS: 000055557a173500(0000) GS:ffff888125a03000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30263fff CR3: 0000000032254000 CR4: 00000000003526f0
Call Trace:
task_work_run+0x1d4/0x260 kernel/task_work.c:233
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
__exit_to_user_mode_loop kernel/entry/common.c:44 [inline]
exit_to_user_mode_loop+0xff/0x4f0 kernel/entry/common.c:75
__exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline]
syscall_exit_to_user_mode_work include/linux/entry-common.h:159 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:194 [inline]
do_syscall_64+0x2e3/0xf80 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2e0998f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd1c383608 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 0000000000015579 RCX: 00007f2e0998f749
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 000000021c3838ff
R10: 0000001b2f620000 R11: 0000000000000246 R12: 00007f2e09be5fac
R13: 00007f2e09be5fa0 R14: ffffffffffffffff R15: 0000000000000004
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:fsnotify_parent include/linux/fsnotify.h:81 [inline]
RIP: 0010:fsnotify_path include/linux/fsnotify.h:113 [inline]
RIP: 0010:fsnotify_file include/linux/fsnotify.h:127 [inline]
RIP: 0010:fsnotify_close include/linux/fsnotify.h:457 [inline]
RIP: 0010:__fput+0x1b5/0xa70 fs/file_table.c:454
Code: fc ff df 80 3c 08 00 74 08 4c 89 e7 e8 b4 0d ee ff 4d 8b 34 24 49 8d 6e 28 48 89 e8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 ef e8 8d 0d ee ff 41 bc 60 06 00 00 4c 03
RSP: 0018:ffffc900033a7d30 EFLAGS: 00010206
RAX: 0000000000000005 RBX: ffff88802a5368c0 RCX: dffffc0000000000
RDX: ffff8880303e0000 RSI: 0000000004000000 RDI: 0000000002000000
RBP: 0000000000000028 R08: ffffffff8fc2d477 R09: 1ffffffff1f85a8e
R10: dffffc0000000000 R11: ffffffff823a4220 R12: ffff888072f78068
R13: 0000000000000000 R14: 0000000000000000 R15: ffff888145ef2f80
FS: 000055557a173500(0000) GS:ffff888125b03000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1a31c24286 CR3: 0000000032254000 CR4: 00000000003526f0
----------------
Code disassembly (best guess), 2 bytes skipped:
0: df 80 3c 08 00 74 filds 0x7400083c(%rax)
6: 08 4c 89 e7 or %cl,-0x19(%rcx,%rcx,4)
a: e8 b4 0d ee ff call 0xffee0dc3
f: 4d 8b 34 24 mov (%r12),%r14
13: 49 8d 6e 28 lea 0x28(%r14),%rbp
17: 48 89 e8 mov %rbp,%rax
1a: 48 c1 e8 03 shr $0x3,%rax
1e: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx
25: fc ff df
* 28: 80 3c 08 00 cmpb $0x0,(%rax,%rcx,1) <-- trapping instruction
2c: 74 08 je 0x36
2e: 48 89 ef mov %rbp,%rdi
31: e8 8d 0d ee ff call 0xffee0dc3
36: 41 bc 60 06 00 00 mov $0x660,%r12d
3c: 4c rex.WR
3d: 03 .byte 0x3
final repro crashed as (corrupted=false):
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f]
CPU: 0 UID: 0 PID: 6032 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
RIP: 0010:fsnotify_parent include/linux/fsnotify.h:81 [inline]
RIP: 0010:fsnotify_path include/linux/fsnotify.h:113 [inline]
RIP: 0010:fsnotify_file include/linux/fsnotify.h:127 [inline]
RIP: 0010:fsnotify_close include/linux/fsnotify.h:457 [inline]
RIP: 0010:__fput+0x1b5/0xa70 fs/file_table.c:454
Code: fc ff df 80 3c 08 00 74 08 4c 89 e7 e8 b4 0d ee ff 4d 8b 34 24 49 8d 6e 28 48 89 e8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 ef e8 8d 0d ee ff 41 bc 60 06 00 00 4c 03
RSP: 0018:ffffc900033a7d30 EFLAGS: 00010206
RAX: 0000000000000005 RBX: ffff88802a5368c0 RCX: dffffc0000000000
RDX: ffff8880303e0000 RSI: 0000000004000000 RDI: 0000000002000000
RBP: 0000000000000028 R08: ffffffff8fc2d477 R09: 1ffffffff1f85a8e
R10: dffffc0000000000 R11: ffffffff823a4220 R12: ffff888072f78068
R13: 0000000000000000 R14: 0000000000000000 R15: ffff888145ef2f80
FS: 000055557a173500(0000) GS:ffff888125a03000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30263fff CR3: 0000000032254000 CR4: 00000000003526f0
Call Trace:
task_work_run+0x1d4/0x260 kernel/task_work.c:233
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
__exit_to_user_mode_loop kernel/entry/common.c:44 [inline]
exit_to_user_mode_loop+0xff/0x4f0 kernel/entry/common.c:75
__exit_to_user_mode_prepare include/linux/irq-entry-common.h:226 [inline]
syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:256 [inline]
syscall_exit_to_user_mode_work include/linux/entry-common.h:159 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:194 [inline]
do_syscall_64+0x2e3/0xf80 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f2e0998f749
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd1c383608 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 0000000000015579 RCX: 00007f2e0998f749
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000001 R09: 000000021c3838ff
R10: 0000001b2f620000 R11: 0000000000000246 R12: 00007f2e09be5fac
R13: 00007f2e09be5fa0 R14: ffffffffffffffff R15: 0000000000000004
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:fsnotify_parent include/linux/fsnotify.h:81 [inline]
RIP: 0010:fsnotify_path include/linux/fsnotify.h:113 [inline]
RIP: 0010:fsnotify_file include/linux/fsnotify.h:127 [inline]
RIP: 0010:fsnotify_close include/linux/fsnotify.h:457 [inline]
RIP: 0010:__fput+0x1b5/0xa70 fs/file_table.c:454
Code: fc ff df 80 3c 08 00 74 08 4c 89 e7 e8 b4 0d ee ff 4d 8b 34 24 49 8d 6e 28 48 89 e8 48 c1 e8 03 48 b9 00 00 00 00 00 fc ff df <80> 3c 08 00 74 08 48 89 ef e8 8d 0d ee ff 41 bc 60 06 00 00 4c 03
RSP: 0018:ffffc900033a7d30 EFLAGS: 00010206
RAX: 0000000000000005 RBX: ffff88802a5368c0 RCX: dffffc0000000000
RDX: ffff8880303e0000 RSI: 0000000004000000 RDI: 0000000002000000
RBP: 0000000000000028 R08: ffffffff8fc2d477 R09: 1ffffffff1f85a8e
R10: dffffc0000000000 R11: ffffffff823a4220 R12: ffff888072f78068
R13: 0000000000000000 R14: 0000000000000000 R15: ffff888145ef2f80
FS: 000055557a173500(0000) GS:ffff888125b03000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1a31c24286 CR3: 0000000032254000 CR4: 00000000003526f0
----------------
Code disassembly (best guess), 2 bytes skipped:
0: df 80 3c 08 00 74 filds 0x7400083c(%rax)
6: 08 4c 89 e7 or %cl,-0x19(%rcx,%rcx,4)
a: e8 b4 0d ee ff call 0xffee0dc3
f: 4d 8b 34 24 mov (%r12),%r14
13: 49 8d 6e 28 lea 0x28(%r14),%rbp
17: 48 89 e8 mov %rbp,%rax
1a: 48 c1 e8 03 shr $0x3,%rax
1e: 48 b9 00 00 00 00 00 movabs $0xdffffc0000000000,%rcx
25: fc ff df
* 28: 80 3c 08 00 cmpb $0x0,(%rax,%rcx,1) <-- trapping instruction
2c: 74 08 je 0x36
2e: 48 89 ef mov %rbp,%rdi
31: e8 8d 0d ee ff call 0xffee0dc3
36: 41 bc 60 06 00 00 mov $0x660,%r12d
3c: 4c rex.WR
3d: 03 .byte 0x3