Extracting prog: 1m9.653790438s Minimizing prog: 8m14.869767549s Simplifying prog options: 2m18.970014733s Extracting C: 34.360684342s Simplifying C: 0s 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-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, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: BUG: sleeping function called from invalid context in cancel_delayed_work_sync single: successfully extracted reproducer found reproducer with 4 syscalls minimizing guilty program testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) program did not crash testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_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$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$cdc_ecm-syz_usb_control_io$printer detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: lost connection to test machine ignore low priority crash: lost connection to test machine testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-syz_usb_control_io$printer detailed listing: executing program 0: syz_usb_control_io$hid(0xffffffffffffffff, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(0xffffffffffffffff, 0x0, 0x0) syz_usb_control_io$printer(0xffffffffffffffff, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-syz_usb_control_io$printer detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, 0x0, 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-syz_usb_control_io$printer detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-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, 0x0) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-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)={0x18, 0x0, 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-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, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, 0x0) program did not crash testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-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, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash testing program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-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, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x1c, &(0x7f0000000600)={0x20, 0xf}, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash extracting C reproducer testing compiled C program (duration=36.664464663s, {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-syz_usb_control_io$printer program did not crash simplifying guilty program options testing program (duration=36.664464663s, {Threaded:false Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-syz_usb_control_io$printer detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: lost connection to test machine ignore low priority crash: lost connection to test machine testing program (duration=36.664464663s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-syz_usb_control_io$printer detailed listing: executing program 0: r0 = syz_usb_connect(0x3, 0x40, &(0x7f0000000000)=ANY=[@ANYBLOB="120100020000004024042c0100000000000109022e0001010080320904000004ffffff0007058102000200070502020002000705830200020007050402"], 0x0) syz_usb_control_io$hid(r0, 0x0, &(0x7f0000000440)={0x2c, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: BUG: sleeping function called from invalid context in cancel_delayed_work_sync extracting C reproducer testing compiled C program (duration=36.664464663s, {Threaded:true Repeat:false RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:false Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-syz_usb_control_io$printer program did not crash testing program (duration=36.664464663s, {Threaded:true 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-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, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: BUG: sleeping function called from invalid context in cancel_delayed_work_sync validation run: crashed=true testing program (duration=36.664464663s, {Threaded:true 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-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, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: BUG: sleeping function called from invalid context in cancel_delayed_work_sync validation run: crashed=true testing program (duration=36.664464663s, {Threaded:true 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-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, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash validation run: crashed=false testing program (duration=36.664464663s, {Threaded:true 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}}): syz_usb_connect-syz_usb_control_io$hid-syz_usb_control_io$cdc_ecm-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, &(0x7f0000000b40)=ANY=[], 0x0, 0x0, 0x0, 0x0}) syz_usb_control_io$cdc_ecm(r0, 0x0, 0x0) syz_usb_control_io$printer(r0, 0x0, &(0x7f0000000840)={0x34, &(0x7f0000000600)={0x20, 0xf, 0x1e, "1df212243e9d7de5a7e4d5537664fc0b36b080292d05b02c12cb75117f34"}, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: BUG: sleeping function called from invalid context in cancel_delayed_work_sync validation run: crashed=true reproducing took 14m40.164363803s repro crashed as (corrupted=false): BUG: sleeping function called from invalid context at kernel/workqueue.c:4487 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/0 preempt_count: 101, expected: 0 RCU nest depth: 0, expected: 0 locks held by swapper/0/0: 1, last CPU#0: #0: ffffc90000007c98 ((&vub300->inactivity_timer)){+.-.}-{0:0}, at: call_timer_fn+0x11d/0x5f0 kernel/time/timer.c:1745 Preemption disabled at: [] schedule_preempt_disabled+0x1d/0x30 kernel/sched/core.c:7389 CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 __might_resched.cold+0x1dc/0x222 kernel/sched/core.c:9202 __cancel_work_sync kernel/workqueue.c:4487 [inline] cancel_delayed_work_sync+0xb8/0xf0 kernel/workqueue.c:4568 mmc_free_host+0x19/0x30 drivers/mmc/core/host.c:700 vub300_delete drivers/mmc/host/vub300.c:379 [inline] kref_put include/linux/kref.h:65 [inline] vub300_inactivity_timer_expired drivers/mmc/host/vub300.c:747 [inline] vub300_inactivity_timer_expired+0x42f/0x550 drivers/mmc/host/vub300.c:742 call_timer_fn+0x198/0x5f0 kernel/time/timer.c:1748 expire_timers kernel/time/timer.c:1799 [inline] __run_timers+0x757/0xb00 kernel/time/timer.c:2374 __run_timer_base kernel/time/timer.c:2386 [inline] __run_timer_base kernel/time/timer.c:2378 [inline] run_timer_base+0x114/0x190 kernel/time/timer.c:2395 run_timer_softirq+0x1a/0x50 kernel/time/timer.c:2405 handle_softirqs+0x1e6/0x9d0 kernel/softirq.c:645 __do_softirq kernel/softirq.c:679 [inline] invoke_softirq kernel/softirq.c:519 [inline] __irq_exit_rcu+0x194/0x210 kernel/softirq.c:767 irq_exit_rcu+0x9/0x30 kernel/softirq.c:784 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline] sysvec_apic_timer_interrupt+0xa3/0xc0 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: a8 a8 02 e9 03 4d 03 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa eb 07 0f 00 2d 23 e1 2a 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 RSP: 0018:ffffffff8ea07cf0 EFLAGS: 00000206 RAX: 00000000000d02f5 RBX: ffffffff8ea91500 RCX: ffffffff8bc0c115 RDX: 0000000000000001 RSI: ffffffff8e3d02b7 RDI: ffffffff8c613680 RBP: fffffbfff1d522a0 R08: 0000000000000001 R09: ffffed100564678d R10: ffff88802b233c6b R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: 1ffffffff1d40fa2 R15: dffffc0000000000 arch_safe_halt arch/x86/include/asm/paravirt.h:62 [inline] default_idle+0x9/0x10 arch/x86/kernel/process.c:768 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:199 [inline] do_idle+0x3ae/0x5b0 kernel/sched/idle.c:355 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:454 rest_init+0x2d3/0x2e0 init/main.c:723 start_kernel+0x48e/0x490 init/main.c:1181 x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310 x86_64_start_kernel+0x12b/0x130 arch/x86/kernel/head64.c:291 common_startup_64+0x13e/0x158 ODEBUG: object ffffc90000007a60 is NOT on stack ffffffff8ea00000, but annotated. ====================================================== ---------------- Code disassembly (best guess), 1 bytes skipped: 0: a8 02 test $0x2,%al 2: e9 03 4d 03 00 jmp 0x34d0a 7: 0f 1f 00 nopl (%rax) a: 90 nop 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: f3 0f 1e fa endbr64 1e: eb 07 jmp 0x27 20: 0f 00 2d 23 e1 2a 00 verw 0x2ae123(%rip) # 0x2ae14a 27: fb sti 28: f4 hlt * 29: c3 ret <-- trapping instruction 2a: cc int3 2b: cc int3 2c: cc int3 2d: cc int3 2e: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 35: 00 00 00 38: 66 90 xchg %ax,%ax 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop final repro crashed as (corrupted=false): BUG: sleeping function called from invalid context at kernel/workqueue.c:4487 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/0 preempt_count: 101, expected: 0 RCU nest depth: 0, expected: 0 locks held by swapper/0/0: 1, last CPU#0: #0: ffffc90000007c98 ((&vub300->inactivity_timer)){+.-.}-{0:0}, at: call_timer_fn+0x11d/0x5f0 kernel/time/timer.c:1745 Preemption disabled at: [] schedule_preempt_disabled+0x1d/0x30 kernel/sched/core.c:7389 CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 __might_resched.cold+0x1dc/0x222 kernel/sched/core.c:9202 __cancel_work_sync kernel/workqueue.c:4487 [inline] cancel_delayed_work_sync+0xb8/0xf0 kernel/workqueue.c:4568 mmc_free_host+0x19/0x30 drivers/mmc/core/host.c:700 vub300_delete drivers/mmc/host/vub300.c:379 [inline] kref_put include/linux/kref.h:65 [inline] vub300_inactivity_timer_expired drivers/mmc/host/vub300.c:747 [inline] vub300_inactivity_timer_expired+0x42f/0x550 drivers/mmc/host/vub300.c:742 call_timer_fn+0x198/0x5f0 kernel/time/timer.c:1748 expire_timers kernel/time/timer.c:1799 [inline] __run_timers+0x757/0xb00 kernel/time/timer.c:2374 __run_timer_base kernel/time/timer.c:2386 [inline] __run_timer_base kernel/time/timer.c:2378 [inline] run_timer_base+0x114/0x190 kernel/time/timer.c:2395 run_timer_softirq+0x1a/0x50 kernel/time/timer.c:2405 handle_softirqs+0x1e6/0x9d0 kernel/softirq.c:645 __do_softirq kernel/softirq.c:679 [inline] invoke_softirq kernel/softirq.c:519 [inline] __irq_exit_rcu+0x194/0x210 kernel/softirq.c:767 irq_exit_rcu+0x9/0x30 kernel/softirq.c:784 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1062 [inline] sysvec_apic_timer_interrupt+0xa3/0xc0 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: a8 a8 02 e9 03 4d 03 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa eb 07 0f 00 2d 23 e1 2a 00 fb f4 cc cc cc cc 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 RSP: 0018:ffffffff8ea07cf0 EFLAGS: 00000206 RAX: 00000000000d02f5 RBX: ffffffff8ea91500 RCX: ffffffff8bc0c115 RDX: 0000000000000001 RSI: ffffffff8e3d02b7 RDI: ffffffff8c613680 RBP: fffffbfff1d522a0 R08: 0000000000000001 R09: ffffed100564678d R10: ffff88802b233c6b R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: 1ffffffff1d40fa2 R15: dffffc0000000000 arch_safe_halt arch/x86/include/asm/paravirt.h:62 [inline] default_idle+0x9/0x10 arch/x86/kernel/process.c:768 default_idle_call+0x6c/0xb0 kernel/sched/idle.c:122 cpuidle_idle_call kernel/sched/idle.c:199 [inline] do_idle+0x3ae/0x5b0 kernel/sched/idle.c:355 cpu_startup_entry+0x4f/0x60 kernel/sched/idle.c:454 rest_init+0x2d3/0x2e0 init/main.c:723 start_kernel+0x48e/0x490 init/main.c:1181 x86_64_start_reservations+0x24/0x30 arch/x86/kernel/head64.c:310 x86_64_start_kernel+0x12b/0x130 arch/x86/kernel/head64.c:291 common_startup_64+0x13e/0x158 ODEBUG: object ffffc90000007a60 is NOT on stack ffffffff8ea00000, but annotated. ====================================================== ---------------- Code disassembly (best guess), 1 bytes skipped: 0: a8 02 test $0x2,%al 2: e9 03 4d 03 00 jmp 0x34d0a 7: 0f 1f 00 nopl (%rax) a: 90 nop 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: f3 0f 1e fa endbr64 1e: eb 07 jmp 0x27 20: 0f 00 2d 23 e1 2a 00 verw 0x2ae123(%rip) # 0x2ae14a 27: fb sti 28: f4 hlt * 29: c3 ret <-- trapping instruction 2a: cc int3 2b: cc int3 2c: cc int3 2d: cc int3 2e: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 35: 00 00 00 38: 66 90 xchg %ax,%ax 3a: 90 nop 3b: 90 nop 3c: 90 nop 3d: 90 nop 3e: 90 nop