Extracting prog: 2m26.799081897s Minimizing prog: 13m6.063036283s Simplifying prog options: 0s Extracting C: 1m53.707062617s Simplifying C: 11m15.659795506s 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:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: BUG: sleeping function called from invalid context in mmc_free_host single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: syz_usb_control_io$hid(0xffffffffffffffff, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(0xffffffffffffffff, 0x0, 0x0) syz_usb_control_io$uac3(0xffffffffffffffff, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x18, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, 0x0) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x24, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x24, &(0x7f0000000100)={0x0, 0xe}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash extracting C reproducer testing compiled C program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 program crashed: BUG: sleeping function called from invalid context in mmc_free_host simplifying C reproducer testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 program crashed: BUG: sleeping function called from invalid context in mmc_free_host testing compiled C program (duration=30s, {Threaded:false Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:namespace 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 program did not crash testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:namespace SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 program crashed: BUG: sleeping function called from invalid context in mmc_free_host testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 program crashed: BUG: sleeping function called from invalid context in mmc_free_host testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:true Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 program crashed: BUG: sleeping function called from invalid context in mmc_free_host testing compiled C program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 program crashed: BUG: sleeping function called from invalid context in mmc_free_host testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 program crashed: BUG: sleeping function called from invalid context in mmc_free_host testing compiled C program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 program crashed: BUG: sleeping function called from invalid context in mmc_free_host testing compiled C program (duration=30s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:false HandleSegv:false Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 program crashed: BUG: sleeping function called from invalid context in mmc_free_host testing program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: BUG: sleeping function called from invalid context in mmc_free_host validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: BUG: sleeping function called from invalid context in mmc_free_host validation run: crashed=true testing program (duration=30s, {Threaded:false Repeat:true 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$printer-syz_usb_control_io$uac3 detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000480)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, 0x0) syz_usb_control_io$uac3(r0, 0x0, &(0x7f0000000340)={0x44, &(0x7f0000000100)={0x0, 0xe, 0xf, "cf0d416510d44aa84085a068b5207a"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: BUG: sleeping function called from invalid context in mmc_free_host validation run: crashed=true reproducing took 33m34.733749545s repro crashed as (corrupted=false): BUG: sleeping function called from invalid context at kernel/workqueue.c:4561 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/1 preempt_count: 101, expected: 0 RCU nest depth: 0, expected: 0 locks held by swapper/1/0: 1, last CPU#1: #0: ffffc90000a18cc0 ((&vub300->inactivity_timer)){+.-.}-{0:0}, at: call_timer_fn+0xd5/0x5f0 kernel/time/timer.c:1745 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 __might_resched+0x36a/0x4c0 kernel/sched/core.c:9256 __cancel_work_sync+0x6d/0x110 kernel/workqueue.c:4561 mmc_free_host+0x19/0x30 drivers/mmc/core/host.c:700 call_timer_fn+0x18d/0x5f0 kernel/time/timer.c:1748 expire_timers kernel/time/timer.c:1799 [inline] __run_timers kernel/time/timer.c:2374 [inline] __run_timer_base+0x652/0x8b0 kernel/time/timer.c:2386 run_timer_base kernel/time/timer.c:2395 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2405 handle_softirqs+0x226/0x860 kernel/softirq.c:645 __do_softirq kernel/softirq.c:679 [inline] invoke_softirq kernel/softirq.c:519 [inline] __irq_exit_rcu+0xcb/0x220 kernel/softirq.c:758 irq_exit_rcu+0x9/0x30 kernel/softirq.c:775 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:64 Code: 9c 8f 02 c3 cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 33 91 24 00 fb f4 8c 08 03 00 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 RSP: 0018:ffffc900001a7e40 EFLAGS: 00000242 RAX: 000000000003a189 RBX: ffffffff819baed0 RCX: 8000000000000001 RDX: 0000000000000001 RSI: ffffffff8e475f59 RDI: ffffffff8c6d9a80 RBP: ffffc900001a7f10 R08: ffff8880b8733a1b R09: 1ffff110170e6743 R10: dffffc0000000000 R11: ffffed10170e6744 R12: 0000000000000000 R13: 1ffff11003cd2bb8 R14: 1ffff92000034fd0 R15: dffffc0000000000 arch_safe_halt arch/x86/kernel/process.c:767 [inline] default_idle+0x9/0x20 arch/x86/kernel/process.c:768 default_idle_call+0x72/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:199 [inline] do_idle+0x2e0/0x540 kernel/sched/idle.c:355 cpu_startup_entry+0x43/0x60 kernel/sched/idle.c:454 start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:312 common_startup_64+0x13e/0x157 ODEBUG: object ffffc90000a18a80 is NOT on stack ffffc900001a0000, but annotated. ------------[ cut here ]------------ 1 WARNING: lib/debugobjects.c:672 at debug_object_is_on_stack lib/debugobjects.c:672 [inline], CPU#1: swapper/1/0 WARNING: lib/debugobjects.c:672 at lookup_object_or_alloc lib/debugobjects.c:705 [inline], CPU#1: swapper/1/0 WARNING: lib/debugobjects.c:672 at __debug_object_init+0x2c4/0x3c0 lib/debugobjects.c:798, CPU#1: swapper/1/0 Modules linked in: CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W syzkaller #0 PREEMPT(full) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:debug_object_is_on_stack lib/debugobjects.c:672 [inline] RIP: 0010:lookup_object_or_alloc lib/debugobjects.c:705 [inline] RIP: 0010:__debug_object_init+0x2c4/0x3c0 lib/debugobjects.c:798 Code: fd 06 cc 41 ff c7 44 89 3d 29 5d e8 15 48 c7 c1 80 a3 6d 8c 48 c7 c7 e0 a3 6d 8c 84 c0 48 0f 45 f9 48 89 de e8 ad 71 3d fc 90 <0f> 0b 90 e9 c0 fe ff ff e8 4f 1c 00 00 8b 05 81 57 6e 0a 3b 05 7f RSP: 0018:ffffc90000a189b8 EFLAGS: 00010046 RAX: 0000000000000050 RBX: ffffc90000a18a80 RCX: e3915daa37cc1f00 RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000 RBP: ffff88801e695de0 R08: 0000000000000100 R09: 1ffff110170e48e2 R10: dffffc0000000000 R11: ffffed10170e48e3 R12: 1ffff9200014314c R13: ffff8880351bb770 R14: dffffc0000000000 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff888124dd2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffcdd4e50e8 CR3: 0000000073e30000 CR4: 00000000003526f0 Call Trace: __synchronize_srcu+0x1d5/0x2f0 kernel/rcu/srcutree.c:1475 wakeup_source_remove drivers/base/power/wakeup.c:201 [inline] wakeup_source_unregister+0x129/0x3f0 drivers/base/power/wakeup.c:237 mmc_host_classdev_release+0x47/0x100 drivers/mmc/core/host.c:69 device_release+0xc4/0x1f0 drivers/base/core.c:-1 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x222/0x550 lib/kobject.c:737 call_timer_fn+0x18d/0x5f0 kernel/time/timer.c:1748 expire_timers kernel/time/timer.c:1799 [inline] __run_timers kernel/time/timer.c:2374 [inline] __run_timer_base+0x652/0x8b0 kernel/time/timer.c:2386 run_timer_base kernel/time/timer.c:2395 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2405 handle_softirqs+0x226/0x860 kernel/softirq.c:645 __do_softirq kernel/softirq.c:679 [inline] invoke_softirq kernel/softirq.c:519 [inline] __irq_exit_rcu+0xcb/0x220 kernel/softirq.c:758 irq_exit_rcu+0x9/0x30 kernel/softirq.c:775 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:64 Code: 9c 8f 02 c3 cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 33 91 24 00 fb f4 8c 08 03 00 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 RSP: 0018:ffffc900001a7e40 EFLAGS: 00000242 RAX: 000000000003a189 RBX: ffffffff819baed0 RCX: 8000000000000001 RDX: 0000000000000001 RSI: ffffffff8e475f59 RDI: ffffffff8c6d9a80 RBP: ffffc900001a7f10 R08: ffff8880b8733a1b R09: 1ffff110170e6743 R10: dffffc0000000000 R11: ffffed10170e6744 R12: 0000000000000000 R13: 1ffff11003cd2bb8 R14: 1ffff92000034fd0 R15: dffffc0000000000 arch_safe_halt arch/x86/kernel/process.c:767 [inline] default_idle+0x9/0x20 arch/x86/kernel/process.c:768 default_idle_call+0x72/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:199 [inline] do_idle+0x2e0/0x540 kernel/sched/idle.c:355 cpu_startup_entry+0x43/0x60 kernel/sched/idle.c:454 start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:312 common_startup_64+0x13e/0x157 ---------------- Code disassembly (best guess): 0: 9c pushf 1: 8f 02 pop (%rdx) 3: c3 ret 4: cc int3 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: cc int3 a: cc int3 b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop 16: 90 nop 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: f3 0f 1e fa endbr64 1f: 66 90 xchg %ax,%ax 21: 0f 00 2d 33 91 24 00 verw 0x249133(%rip) # 0x24915b 28: fb sti 29: f4 hlt * 2a: e9 8c 08 03 00 jmp 0x308bb <-- trapping instruction 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: cc int3 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: cc int3 39: cc int3 3a: cc int3 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop final repro crashed as (corrupted=false): BUG: sleeping function called from invalid context at kernel/workqueue.c:4561 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/1 preempt_count: 101, expected: 0 RCU nest depth: 0, expected: 0 locks held by swapper/1/0: 1, last CPU#1: #0: ffffc90000a18cc0 ((&vub300->inactivity_timer)){+.-.}-{0:0}, at: call_timer_fn+0xd5/0x5f0 kernel/time/timer.c:1745 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 Call Trace: dump_stack_lvl+0xe8/0x150 lib/dump_stack.c:120 __might_resched+0x36a/0x4c0 kernel/sched/core.c:9256 __cancel_work_sync+0x6d/0x110 kernel/workqueue.c:4561 mmc_free_host+0x19/0x30 drivers/mmc/core/host.c:700 call_timer_fn+0x18d/0x5f0 kernel/time/timer.c:1748 expire_timers kernel/time/timer.c:1799 [inline] __run_timers kernel/time/timer.c:2374 [inline] __run_timer_base+0x652/0x8b0 kernel/time/timer.c:2386 run_timer_base kernel/time/timer.c:2395 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2405 handle_softirqs+0x226/0x860 kernel/softirq.c:645 __do_softirq kernel/softirq.c:679 [inline] invoke_softirq kernel/softirq.c:519 [inline] __irq_exit_rcu+0xcb/0x220 kernel/softirq.c:758 irq_exit_rcu+0x9/0x30 kernel/softirq.c:775 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:64 Code: 9c 8f 02 c3 cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 33 91 24 00 fb f4 8c 08 03 00 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 RSP: 0018:ffffc900001a7e40 EFLAGS: 00000242 RAX: 000000000003a189 RBX: ffffffff819baed0 RCX: 8000000000000001 RDX: 0000000000000001 RSI: ffffffff8e475f59 RDI: ffffffff8c6d9a80 RBP: ffffc900001a7f10 R08: ffff8880b8733a1b R09: 1ffff110170e6743 R10: dffffc0000000000 R11: ffffed10170e6744 R12: 0000000000000000 R13: 1ffff11003cd2bb8 R14: 1ffff92000034fd0 R15: dffffc0000000000 arch_safe_halt arch/x86/kernel/process.c:767 [inline] default_idle+0x9/0x20 arch/x86/kernel/process.c:768 default_idle_call+0x72/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:199 [inline] do_idle+0x2e0/0x540 kernel/sched/idle.c:355 cpu_startup_entry+0x43/0x60 kernel/sched/idle.c:454 start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:312 common_startup_64+0x13e/0x157 ODEBUG: object ffffc90000a18a80 is NOT on stack ffffc900001a0000, but annotated. ------------[ cut here ]------------ 1 WARNING: lib/debugobjects.c:672 at debug_object_is_on_stack lib/debugobjects.c:672 [inline], CPU#1: swapper/1/0 WARNING: lib/debugobjects.c:672 at lookup_object_or_alloc lib/debugobjects.c:705 [inline], CPU#1: swapper/1/0 WARNING: lib/debugobjects.c:672 at __debug_object_init+0x2c4/0x3c0 lib/debugobjects.c:798, CPU#1: swapper/1/0 Modules linked in: CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Tainted: G W syzkaller #0 PREEMPT(full) Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026 RIP: 0010:debug_object_is_on_stack lib/debugobjects.c:672 [inline] RIP: 0010:lookup_object_or_alloc lib/debugobjects.c:705 [inline] RIP: 0010:__debug_object_init+0x2c4/0x3c0 lib/debugobjects.c:798 Code: fd 06 cc 41 ff c7 44 89 3d 29 5d e8 15 48 c7 c1 80 a3 6d 8c 48 c7 c7 e0 a3 6d 8c 84 c0 48 0f 45 f9 48 89 de e8 ad 71 3d fc 90 <0f> 0b 90 e9 c0 fe ff ff e8 4f 1c 00 00 8b 05 81 57 6e 0a 3b 05 7f RSP: 0018:ffffc90000a189b8 EFLAGS: 00010046 RAX: 0000000000000050 RBX: ffffc90000a18a80 RCX: e3915daa37cc1f00 RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000 RBP: ffff88801e695de0 R08: 0000000000000100 R09: 1ffff110170e48e2 R10: dffffc0000000000 R11: ffffed10170e48e3 R12: 1ffff9200014314c R13: ffff8880351bb770 R14: dffffc0000000000 R15: 0000000000000001 FS: 0000000000000000(0000) GS:ffff888124dd2000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffcdd4e50e8 CR3: 0000000073e30000 CR4: 00000000003526f0 Call Trace: __synchronize_srcu+0x1d5/0x2f0 kernel/rcu/srcutree.c:1475 wakeup_source_remove drivers/base/power/wakeup.c:201 [inline] wakeup_source_unregister+0x129/0x3f0 drivers/base/power/wakeup.c:237 mmc_host_classdev_release+0x47/0x100 drivers/mmc/core/host.c:69 device_release+0xc4/0x1f0 drivers/base/core.c:-1 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x222/0x550 lib/kobject.c:737 call_timer_fn+0x18d/0x5f0 kernel/time/timer.c:1748 expire_timers kernel/time/timer.c:1799 [inline] __run_timers kernel/time/timer.c:2374 [inline] __run_timer_base+0x652/0x8b0 kernel/time/timer.c:2386 run_timer_base kernel/time/timer.c:2395 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2405 handle_softirqs+0x226/0x860 kernel/softirq.c:645 __do_softirq kernel/softirq.c:679 [inline] invoke_softirq kernel/softirq.c:519 [inline] __irq_exit_rcu+0xcb/0x220 kernel/softirq.c:758 irq_exit_rcu+0x9/0x30 kernel/softirq.c:775 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1062 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:674 RIP: 0010:pv_native_safe_halt+0xf/0x20 arch/x86/kernel/paravirt.c:64 Code: 9c 8f 02 c3 cc cc cc cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 33 91 24 00 fb f4 8c 08 03 00 cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90 RSP: 0018:ffffc900001a7e40 EFLAGS: 00000242 RAX: 000000000003a189 RBX: ffffffff819baed0 RCX: 8000000000000001 RDX: 0000000000000001 RSI: ffffffff8e475f59 RDI: ffffffff8c6d9a80 RBP: ffffc900001a7f10 R08: ffff8880b8733a1b R09: 1ffff110170e6743 R10: dffffc0000000000 R11: ffffed10170e6744 R12: 0000000000000000 R13: 1ffff11003cd2bb8 R14: 1ffff92000034fd0 R15: dffffc0000000000 arch_safe_halt arch/x86/kernel/process.c:767 [inline] default_idle+0x9/0x20 arch/x86/kernel/process.c:768 default_idle_call+0x72/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:199 [inline] do_idle+0x2e0/0x540 kernel/sched/idle.c:355 cpu_startup_entry+0x43/0x60 kernel/sched/idle.c:454 start_secondary+0x101/0x110 arch/x86/kernel/smpboot.c:312 common_startup_64+0x13e/0x157 ---------------- Code disassembly (best guess): 0: 9c pushf 1: 8f 02 pop (%rdx) 3: c3 ret 4: cc int3 5: cc int3 6: cc int3 7: cc int3 8: cc int3 9: cc int3 a: cc int3 b: 90 nop c: 90 nop d: 90 nop e: 90 nop f: 90 nop 10: 90 nop 11: 90 nop 12: 90 nop 13: 90 nop 14: 90 nop 15: 90 nop 16: 90 nop 17: 90 nop 18: 90 nop 19: 90 nop 1a: 90 nop 1b: f3 0f 1e fa endbr64 1f: 66 90 xchg %ax,%ax 21: 0f 00 2d 33 91 24 00 verw 0x249133(%rip) # 0x24915b 28: fb sti 29: f4 hlt * 2a: e9 8c 08 03 00 jmp 0x308bb <-- trapping instruction 2f: cc int3 30: cc int3 31: cc int3 32: cc int3 33: cc int3 34: cc int3 35: cc int3 36: cc int3 37: cc int3 38: cc int3 39: cc int3 3a: cc int3 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop 3f: 90 nop