Extracting prog: 11m40.729171742s Minimizing prog: 2h40m41.495499885s Simplifying prog options: 0s Extracting C: 8m46.758448148s Simplifying C: 58m42.720630734s extracting reproducer from 1 programs testing a last program of every proc single: executing 1 programs separately with timeout 45s testing program (duration=45s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD-socket$packet-setsockopt$packet_int-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_usb_control_io detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x17, 0x5, 0x2, 0x0, 0x8, 0x1, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x4, 0x0, 0x0, @void, @value, @void, @value}, 0x50) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0x9, 0x0, 0x0) r1 = syz_usb_connect$hid(0x0, 0x6c, &(0x7f0000000080)=ANY=[@ANYBLOB="1201000000000040b827ed0100000000000109022400010000000009040000010300000009210000200122050009058103"], 0x0) syz_usb_control_io(r1, 0x0, 0x0) syz_usb_control_io$hid(r1, &(0x7f0000000b80)={0x24, 0x0, 0x0, &(0x7f0000000b00)={0x0, 0x22, 0x5, {[@global=@item_4={0x3, 0x1, 0x0, "efb9ce47"}]}}, 0x0}, 0x0) syz_usb_control_io$hid(r1, 0x0, 0x0) syz_usb_control_io(r1, 0x0, &(0x7f0000000bc0)={0x84, &(0x7f00000005c0)={0x40, 0x10, 0x4, "6fad9531"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program did not crash single: failed to extract reproducer single: executing 1 programs separately with timeout 16m0s testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD-socket$packet-setsockopt$packet_int-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid-syz_usb_control_io$hid-syz_usb_control_io detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x17, 0x5, 0x2, 0x0, 0x8, 0x1, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x4, 0x0, 0x0, @void, @value, @void, @value}, 0x50) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0x9, 0x0, 0x0) r1 = syz_usb_connect$hid(0x0, 0x6c, &(0x7f0000000080)=ANY=[@ANYBLOB="1201000000000040b827ed0100000000000109022400010000000009040000010300000009210000200122050009058103"], 0x0) syz_usb_control_io(r1, 0x0, 0x0) syz_usb_control_io$hid(r1, &(0x7f0000000b80)={0x24, 0x0, 0x0, &(0x7f0000000b00)={0x0, 0x22, 0x5, {[@global=@item_4={0x3, 0x1, 0x0, "efb9ce47"}]}}, 0x0}, 0x0) syz_usb_control_io$hid(r1, 0x0, 0x0) syz_usb_control_io(r1, 0x0, &(0x7f0000000bc0)={0x84, &(0x7f00000005c0)={0x40, 0x10, 0x4, "6fad9531"}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) program crashed: INFO: task hung in _vm_unmap_aliases single: successfully extracted reproducer found reproducer with 9 syscalls minimizing guilty program testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD-socket$packet-setsockopt$packet_int-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid-syz_usb_control_io$hid detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x17, 0x5, 0x2, 0x0, 0x8, 0x1, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x4, 0x0, 0x0, @void, @value, @void, @value}, 0x50) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0x9, 0x0, 0x0) r1 = syz_usb_connect$hid(0x0, 0x6c, &(0x7f0000000080)=ANY=[@ANYBLOB="1201000000000040b827ed0100000000000109022400010000000009040000010300000009210000200122050009058103"], 0x0) syz_usb_control_io(r1, 0x0, 0x0) syz_usb_control_io$hid(r1, &(0x7f0000000b80)={0x24, 0x0, 0x0, &(0x7f0000000b00)={0x0, 0x22, 0x5, {[@global=@item_4={0x3, 0x1, 0x0, "efb9ce47"}]}}, 0x0}, 0x0) syz_usb_control_io$hid(r1, 0x0, 0x0) program crashed: INFO: task hung in _vm_unmap_aliases testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD-socket$packet-setsockopt$packet_int-syz_usb_connect$hid-syz_usb_control_io-syz_usb_control_io$hid detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x17, 0x5, 0x2, 0x0, 0x8, 0x1, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x4, 0x0, 0x0, @void, @value, @void, @value}, 0x50) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0x9, 0x0, 0x0) r1 = syz_usb_connect$hid(0x0, 0x6c, &(0x7f0000000080)=ANY=[@ANYBLOB="1201000000000040b827ed0100000000000109022400010000000009040000010300000009210000200122050009058103"], 0x0) syz_usb_control_io(r1, 0x0, 0x0) syz_usb_control_io$hid(r1, &(0x7f0000000b80)={0x24, 0x0, 0x0, &(0x7f0000000b00)={0x0, 0x22, 0x5, {[@global=@item_4={0x3, 0x1, 0x0, "efb9ce47"}]}}, 0x0}, 0x0) program crashed: INFO: task hung in _vm_unmap_aliases testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD-socket$packet-setsockopt$packet_int-syz_usb_connect$hid-syz_usb_control_io detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x17, 0x5, 0x2, 0x0, 0x8, 0x1, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x4, 0x0, 0x0, @void, @value, @void, @value}, 0x50) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0x9, 0x0, 0x0) r1 = syz_usb_connect$hid(0x0, 0x6c, &(0x7f0000000080)=ANY=[@ANYBLOB="1201000000000040b827ed0100000000000109022400010000000009040000010300000009210000200122050009058103"], 0x0) syz_usb_control_io(r1, 0x0, 0x0) program crashed: INFO: task hung in _vm_unmap_aliases testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD-socket$packet-setsockopt$packet_int-syz_usb_connect$hid detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x17, 0x5, 0x2, 0x0, 0x8, 0x1, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x4, 0x0, 0x0, @void, @value, @void, @value}, 0x50) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0x9, 0x0, 0x0) syz_usb_connect$hid(0x0, 0x6c, &(0x7f0000000080)=ANY=[@ANYBLOB="1201000000000040b827ed0100000000000109022400010000000009040000010300000009210000200122050009058103"], 0x0) program crashed: INFO: task hung in _vm_unmap_aliases testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD-socket$packet-setsockopt$packet_int detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x17, 0x5, 0x2, 0x0, 0x8, 0x1, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x4, 0x0, 0x0, @void, @value, @void, @value}, 0x50) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_int(r0, 0x107, 0x9, 0x0, 0x0) program crashed: INFO: task hung in _vm_unmap_aliases testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD-socket$packet detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x17, 0x5, 0x2, 0x0, 0x8, 0x1, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x4, 0x0, 0x0, @void, @value, @void, @value}, 0x50) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) socket$packet(0x11, 0x3, 0x300) program crashed: INFO: task hung in _vm_unmap_aliases testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE-bpf$PROG_LOAD detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x17, 0x5, 0x2, 0x0, 0x8, 0x1, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x4, 0x0, 0x0, @void, @value, @void, @value}, 0x50) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) program crashed: INFO: task hung in _vm_unmap_aliases testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$MAP_CREATE detailed listing: executing program 0: bpf$MAP_CREATE(0x0, &(0x7f0000000000)=@base={0x17, 0x5, 0x2, 0x0, 0x8, 0x1, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x4, 0x4, 0x0, 0x0, @void, @value, @void, @value}, 0x50) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) program crashed: INFO: task hung in _vm_unmap_aliases testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, 0x0, 0x0) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, 0x0, &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB], &(0x7f0000000200)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94) program did not crash testing program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD detailed listing: executing program 0: bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x3, 0xc, &(0x7f00000003c0)=ANY=[@ANYBLOB="1800000000000000000000000000000085000000610000001801000020646c2500000000002020207b1af8ff00000000bfa100000000000007010000f8ffffffb702000008000000b703000000000000850000001700000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @sched_cls, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94) program did not crash extracting C reproducer testing compiled C program (duration=16m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases simplifying C reproducer testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:2 Slowdown:10 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:false HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases testing compiled C program (duration=16m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:10 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 LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bpf$PROG_LOAD program crashed: INFO: task hung in _vm_unmap_aliases reproducing took 3h59m51.703788958s repro crashed as (corrupted=false): INFO: task kworker/0:1:10 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1 state:D stack:0 pid:10 tgid:10 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df841d84 r8:00000002 r7:60000013 r6:df841d8c r5:83236c00 r4:83236c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83236c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df841e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85439f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa55000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8547ef8c r4:8547ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8547ef8c r4:830b8500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83236c00 r8:830b852c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8500 r8:80287e08 r7:df83de60 r6:830b8580 r5:83236c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf841fb0 to 0xdf841ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830b51c0 INFO: task kworker/0:1:10 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d27b9000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:2:49 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:2 state:D stack:0 pid:49 tgid:49 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df929d84 r8:00000002 r7:60000113 r6:df929d8c r5:83309800 r4:83309800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83309800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df929e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d41c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83309800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb85000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e11f8c r4:85e11c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e11f8c r4:83812700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83309800 r8:8381272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83812700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83812700 r8:80287e08 r7:df921e60 r6:83812780 r5:83309800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf929fb0 to 0xdf929ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:83811940 INFO: task kworker/1:2:49 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d2b7a000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/0:0:3108 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:0 state:D stack:0 pid:3108 tgid:3108 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df971d84 r8:00000002 r7:60000113 r6:df971d8c r5:845d9800 r4:845d9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845d9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df971e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84553340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6fb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85913f8c r4:85913c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85913f8c r4:8429c880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845d9800 r8:8429c8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8429c880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8429c880 r8:80287e08 r7:df841e60 r6:8429c800 r5:845d9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf971fb0 to 0xdf971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:830b5800 INFO: task kworker/0:0:3108 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d2f0e000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/0:4:3123 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:4 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df969d84 r8:00000002 r7:60000113 r6:df969d8c r5:845dbc00 r4:845dbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845dbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df969e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85021540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8510db8c r4:8510d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8510db8c r4:8429ca00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845dbc00 r8:8429ca2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8429ca00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8429ca00 r8:80287e08 r7:df841e60 r6:8429cb00 r5:845dbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf969fb0 to 0xdf969ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d3a80 INFO: task kworker/0:4:3123 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d2f0e000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:5:3126 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:5 state:D stack:0 pid:3126 tgid:3126 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9c9d84 r8:00000002 r7:60000113 r6:df9c9d8c r5:845dd400 r4:845dd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845dd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9c9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850bab40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9cf000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847cf38c r4:847cf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847cf38c r4:849cb600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845dd400 r8:849cb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cb600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cb600 r8:80287e08 r7:df97de60 r6:8429cc00 r5:845dd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9c9fb0 to 0xdf9c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842905c0 INFO: task kworker/1:5:3126 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3200000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:6:3129 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:6 state:D stack:0 pid:3129 tgid:3129 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9d9d84 r8:00000002 r7:60000113 r6:df9d9d8c r5:845da400 r4:845da400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845da400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9d9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcd600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845da400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df99b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0938c r4:84b09000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0938c r4:849cb500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845da400 r8:849cb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cb500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cb500 r8:80287e08 r7:df9c9e60 r6:8429cc80 r5:845da400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9d9fb0 to 0xdf9d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84290740 INFO: task kworker/1:6:3129 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3488000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:7:3131 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:7 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9e1d84 r8:00000002 r7:60000113 r6:df9e1d8c r5:840cb000 r4:840cb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:840cb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850199c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:840cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df953000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0a78c r4:84b0a400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0a78c r4:849cbc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840cb000 r8:849cbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbc00 r8:80287e08 r7:df9c9e60 r6:8429cd00 r5:840cb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9e1fb0 to 0xdf9e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842906c0 INFO: task kworker/1:7:3131 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d392c000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:8:3132 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:8 state:D stack:0 pid:3132 tgid:3132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:840cc800 r4:840cc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:840cc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852be8c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:840cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab7f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512f78c r4:8512f400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512f78c r4:849cbe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840cc800 r8:849cbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbe80 r8:80287e08 r7:df9c9e60 r6:8429cd80 r5:840cc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9edfb0 to 0xdf9edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84290b00 INFO: task kworker/1:8:3132 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3b49000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/1:9:3134 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:9 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9cdd84 r8:00000002 r7:60000113 r6:df9cdd8c r5:832f5400 r4:832f5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:832f5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9cde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:832f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea839000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512e78c r4:8512e400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512e78c r4:849cbf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:832f5400 r8:849cbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbf00 r8:80287e08 r7:df9ede60 r6:849cbe00 r5:832f5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9cdfb0 to 0xdf9cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:842909c0 INFO: task kworker/1:9:3134 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c6d000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 INFO: task kworker/0:5:3136 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df985d84 r8:00000002 r7:60000113 r6:df985d8c r5:84238000 r4:84238000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84238000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df985e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8502f300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84238000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e462b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512538c r4:85125000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8512538c r4:8429ce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84238000 r8:8429ce2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8429ce00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8429ce00 r8:80287e08 r7:df841e60 r6:8429cf00 r5:84238000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf985fb0 to 0xdf985ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8425a000 INFO: task kworker/0:5:3136 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:6:3138 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:6 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9fdd84 r8:00000002 r7:60000113 r6:df9fdd8c r5:8423c800 r4:8423c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8423c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb95c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8423c800 r7:00000000 r6:83018000 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9e9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8506ef8c r4:8506ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8506ef8c r4:8429cf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8423c800 r8:8429cfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8429cf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8429cf80 r8:80287e08 r7:df841e60 r6:8429c600 r5:8423c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9fdfb0 to 0xdf9fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8425a2c0 INFO: task kworker/0:6:3138 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:7:3141 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:7 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:8423ec00 r4:8423ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8423ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ffa80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8423ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8c7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592db8c r4:8592d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592db8c r4:8429ce80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8423ec00 r8:8429ceac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8429ce80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8429ce80 r8:80287e08 r7:df841e60 r6:8429c580 r5:8423ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa11fb0 to 0xdfa11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8425a400 INFO: task kworker/0:7:3141 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:10:3142 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:10 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa19d84 r8:00000002 r7:60000113 r6:dfa19d8c r5:84238c00 r4:84238c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84238c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa19e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85271040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84238c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:851d478c r4:851d4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:851d478c r4:849cbf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84238c00 r8:849cbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbf80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbf80 r8:80287e08 r7:df9ede60 r6:8429c700 r5:84238c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa19fb0 to 0xdfa19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84290f40 INFO: task kworker/1:10:3142 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:11:3143 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:11 state:D stack:0 pid:3143 tgid:3143 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9a9d84 r8:00000002 r7:60000113 r6:df9a9d8c r5:839d8000 r4:839d8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:839d8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9a9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852907c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:839d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea829000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512f38c r4:8512f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512f38c r4:849cbd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:839d8000 r8:849cbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbd00 r8:80287e08 r7:df9ede60 r6:849cbc80 r5:839d8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9a9fb0 to 0xdf9a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84290e00 INFO: task kworker/1:11:3143 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:12:3148 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:12 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa1dd84 r8:00000002 r7:60000013 r6:dfa1dd8c r5:83243c00 r4:83243c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83243c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83243c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e031f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c538c r4:853c5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c538c r4:849cbd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83243c00 r8:849cbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cbd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cbd80 r8:80287e08 r7:df9ede60 r6:849cba80 r5:83243c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa1dfb0 to 0xdfa1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847720c0 INFO: task kworker/1:12:3148 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:13:3149 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:13 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:8421e000 r4:8421e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8421e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8533ce00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8421e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea70f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8512fb8c r4:8512f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8512fb8c r4:8424d600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8421e000 r8:8424d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8424d600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8424d600 r8:80287e08 r7:dfa1de60 r6:849cb980 r5:8421e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa35fb0 to 0xdfa35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847722c0 INFO: task kworker/1:13:3149 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:14:3150 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa41d84 r8:00000002 r7:60000013 r6:dfa41d8c r5:8421ec00 r4:8421ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8421ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa41e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8534e880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8421ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e034b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d0b8c r4:847d0800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d0b8c r4:849cb880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8421ec00 r8:849cb8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:849cb880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849cb880 r8:80287e08 r7:dfa1de60 r6:849cb800 r5:8421ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa41fb0 to 0xdfa41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847722c0 INFO: task kworker/1:14:3150 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:15:3153 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:15 state:D stack:0 pid:3153 tgid:3153 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa4dd84 r8:00000002 r7:60000113 r6:dfa4dd8c r5:84219800 r4:84219800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84219800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8545d0c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84219800 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e01f5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853c4f8c r4:853c4c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853c4f8c r4:843bbd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84219800 r8:843bbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:843bbd80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843bbd80 r8:80287e08 r7:dfa1de60 r6:843bbc80 r5:84219800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa4dfb0 to 0xdfa4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847723c0 INFO: task kworker/1:15:3153 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3c94000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:16:3154 blocked for more than 450 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:16 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa0dd84 r8:00000002 r7:60000113 r6:dfa0dd8c r5:83a26c00 r4:83a26c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a26c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855989c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e04b9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542978c r4:85429400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542978c r4:83873c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a26c00 r8:83873cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83873c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83873c80 r8:80287e08 r7:dfa4de60 r6:83873d80 r5:83a26c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa0dfb0 to 0xdfa0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84772580 INFO: task kworker/1:16:3154 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:17:3156 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:17 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa61d84 r8:00000002 r7:60000113 r6:dfa61d8c r5:83a18000 r4:83a18000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a18000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854660c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a18000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafb5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542878c r4:85428400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542878c r4:83873d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a18000 r8:83873d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83873d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83873d00 r8:80287e08 r7:dfa0de60 r6:83327980 r5:83a18000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa61fb0 to 0xdfa61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84772580 INFO: task kworker/1:17:3156 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:8:3160 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:8 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa6dd84 r8:00000002 r7:60000113 r6:dfa6dd8c r5:83a1a400 r4:83a1a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a1a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa6de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8526b200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83a1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5b7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85911b8c r4:85911800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85911b8c r4:84341c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a1a400 r8:84341cac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84341c80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84341c80 r8:80287e08 r7:dfa11e60 r6:830cc300 r5:83a1a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa6dfb0 to 0xdfa6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8425ac00 INFO: task kworker/0:8:3160 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:18:3161 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:18 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa59d84 r8:00000002 r7:60000113 r6:dfa59d8c r5:83a1bc00 r4:83a1bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a1bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa59e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84772a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85428f8c r4:85428c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85428f8c r4:830cc280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a1bc00 r8:830cc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:830cc280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc280 r8:80287e08 r7:dfa0de60 r6:843f7880 r5:83a1bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa59fb0 to 0xdfa59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84772b00 INFO: task kworker/1:18:3161 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:19:3162 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:19 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:8423e000 r4:8423e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8423e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849db340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8423e000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849ed78c r4:849ed400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849ed78c r4:843f7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8423e000 r8:843f77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:843f7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843f7780 r8:80287e08 r7:dfa0de60 r6:84341c00 r5:8423e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa81fb0 to 0xdfa81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847729c0 INFO: task kworker/1:19:3162 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:20:3165 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:20 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:8423b000 r4:8423b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8423b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85659140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8423b000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3a7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8542af8c r4:8542ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8542af8c r4:83c5cc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8423b000 r8:83c5cc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83c5cc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83c5cc00 r8:80287e08 r7:dfa81e60 r6:8429c980 r5:8423b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa99fb0 to 0xdfa99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84772cc0 INFO: task kworker/1:20:3165 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:21:3166 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:21 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaa1d84 r8:00000002 r7:60000113 r6:dfaa1d8c r5:84239800 r4:84239800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84239800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cf700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84239800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaae1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d278c r4:847d2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d278c r4:83abb100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84239800 r8:83abb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83abb100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83abb100 r8:80287e08 r7:dfa81e60 r6:832c4d00 r5:84239800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84772f00 INFO: task kworker/1:21:3166 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:22:3168 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:22 state:D stack:0 pid:3168 tgid:3168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaa9d84 r8:00000002 r7:60000113 r6:dfaa9d8c r5:83256000 r4:83256000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83256000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fbf40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83256000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1c1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d2b8c r4:847d2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d2b8c r4:83812380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83256000 r8:838123ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83812380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83812380 r8:80287e08 r7:dfa81e60 r6:832c4c80 r5:83256000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84772dc0 INFO: task kworker/1:22:3168 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:23:3170 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:23 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac1d84 r8:00000002 r7:60000113 r6:dfac1d8c r5:845eec00 r4:845eec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845eec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b97540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafb9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849ec78c r4:849ec400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849ec78c r4:843f7800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845eec00 r8:843f782c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:843f7800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843f7800 r8:80287e08 r7:dfa81e60 r6:83aa1a80 r5:845eec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac1fb0 to 0xdfac1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db080 INFO: task kworker/1:23:3170 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:24:3172 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:24 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac5d84 r8:00000002 r7:60000113 r6:dfac5d8c r5:845ee000 r4:845ee000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ee000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d2980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb50f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849edb8c r4:849ed800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849edb8c r4:83b2dc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ee000 r8:83b2dc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83b2dc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83b2dc00 r8:80287e08 r7:dfa81e60 r6:83a80280 r5:845ee000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac5fb0 to 0xdfac5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db080 INFO: task kworker/1:24:3172 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:25:3174 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:25 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfad1d84 r8:00000002 r7:60000113 r6:dfad1d8c r5:845e9800 r4:845e9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845e9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f175000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed84d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e07f8c r4:85e07c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e07f8c r4:8456a000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845e9800 r8:8456a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a000 r8:80287e08 r7:dfa81e60 r6:8386cc80 r5:845e9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfad1fb0 to 0xdfad1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db180 INFO: task kworker/1:25:3174 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:26:3177 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:26 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:845ea400 r4:845ea400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ea400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc1040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb707000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:849eef8c r4:849eec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:849eef8c r4:8456a080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ea400 r8:8456a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a080 r8:80287e08 r7:dfad1e60 r6:8386cc00 r5:845ea400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfae1fb0 to 0xdfae1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db540 INFO: task kworker/1:26:3177 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:27:3178 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:27 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfae9d84 r8:00000002 r7:60000113 r6:dfae9d8c r5:845e8c00 r4:845e8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845e8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0ff000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85840f8c r4:85840c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85840f8c r4:8456a180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845e8c00 r8:8456a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a180 r8:80287e08 r7:dfad1e60 r6:830b8480 r5:845e8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfae9fb0 to 0xdfae9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db4c0 INFO: task kworker/1:27:3178 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:28:3180 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:28 state:D stack:0 pid:3180 tgid:3180 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaf5d84 r8:00000002 r7:60000113 r6:dfaf5d8c r5:845eb000 r4:845eb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845eb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8525ed00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfad7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8590bf8c r4:8590bc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8590bf8c r4:8456a280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845eb000 r8:8456a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a280 r8:80287e08 r7:dfad1e60 r6:830b8400 r5:845eb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf5fb0 to 0xdfaf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db800 INFO: task kworker/1:28:3180 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:9:3186 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:9 state:D stack:0 pid:3186 tgid:3186 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:845ed400 r4:845ed400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ed400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500b3c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845ed400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8490638c r4:84906000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8490638c r4:84551000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ed400 r8:8455102c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551000 r8:80287e08 r7:dfa11e60 r6:84551180 r5:845ed400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa7dfb0 to 0xdfa7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84553300 INFO: task kworker/0:9:3186 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:10:3188 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:10 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb0dd84 r8:00000002 r7:60000113 r6:dfb0dd8c r5:845ec800 r4:845ec800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ec800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec475000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859bc78c r4:859bc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:859bc78c r4:84551080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ec800 r8:845510ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551080 r8:80287e08 r7:dfa11e60 r6:84551280 r5:845ec800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb0dfb0 to 0xdfb0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84553500 INFO: task kworker/0:10:3188 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:11:3190 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:11 state:D stack:0 pid:3190 tgid:3190 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa89d84 r8:00000002 r7:60000013 r6:dfa89d8c r5:845ebc00 r4:845ebc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845ebc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ffbc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8d9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592df8c r4:8592dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592df8c r4:84551100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845ebc00 r8:8455112c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551100 r8:80287e08 r7:dfa11e60 r6:84551380 r5:845ebc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa89fb0 to 0xdfa89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:845536c0 INFO: task kworker/0:11:3190 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:12:3192 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:12 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb21d84 r8:00000002 r7:60000013 r6:dfb21d8c r5:845c8000 r4:845c8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845c8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb21e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ffe80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845c8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592e38c r4:8592e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592e38c r4:84551200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845c8000 r8:8455122c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551200 r8:80287e08 r7:dfa89e60 r6:84551480 r5:845c8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb21fb0 to 0xdfb21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84553900 INFO: task kworker/0:12:3192 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:29:3194 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:29 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:845cec00 r4:845cec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845cec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aa580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:845cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaf1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9178c r4:85a91400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9178c r4:8456a300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845cec00 r8:8456a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a300 r8:80287e08 r7:dfad1e60 r6:84551300 r5:845cec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb2dfb0 to 0xdfb2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db900 INFO: task kworker/1:29:3194 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:30:3195 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:30 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb31d84 r8:00000002 r7:60000113 r6:dfb31d8c r5:8423a400 r4:8423a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8423a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb31e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baf880 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8423a400 r7:00000000 r6:83018200 r5:00001000 r4:7f173000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed7d7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e07b8c r4:85e07800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e07b8c r4:8456a200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8423a400 r8:8456a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a200 r8:80287e08 r7:dfad1e60 r6:84551400 r5:8423a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb31fb0 to 0xdfb31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849db900 INFO: task kworker/1:30:3195 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:13:3196 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:13 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb35d84 r8:00000002 r7:60000113 r6:dfb35d8c r5:83a3b000 r4:83a3b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a3b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb35e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e0f40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83a3b000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec721000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592ef8c r4:8592ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592ef8c r4:84551580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a3b000 r8:845515ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551580 r8:80287e08 r7:dfb21e60 r6:84551500 r5:83a3b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb35fb0 to 0xdfb35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84553b00 INFO: task kworker/0:13:3196 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:14:3198 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:14 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb3dd84 r8:00000002 r7:60000113 r6:dfb3dd8c r5:83308000 r4:83308000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83308000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83308000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8c3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592ff8c r4:8592fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592ff8c r4:84551600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83308000 r8:8455162c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551600 r8:80287e08 r7:dfb35e60 r6:84551780 r5:83308000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb3dfb0 to 0xdfb3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84553e80 INFO: task kworker/0:14:3198 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:15:3199 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:15 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:845c9800 r4:845c9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:845c9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:845c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb319000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592f38c r4:8592f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592f38c r4:84551680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:845c9800 r8:845516ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551680 r8:80287e08 r7:dfb3de60 r6:84551700 r5:845c9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb41fb0 to 0xdfb41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849d36c0 INFO: task kworker/0:15:3199 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:16:3201 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:16 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:84161800 r4:84161800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84161800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84161800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb705000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8592fb8c r4:8592f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8592fb8c r4:84551800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84161800 r8:8455182c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551800 r8:80287e08 r7:dfb3de60 r6:84551900 r5:84161800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb05fb0 to 0xdfb05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fd040 INFO: task kworker/0:16:3201 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:17:3204 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:17 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:838ab000 r4:838ab000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838ab000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec423000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84906f8c r4:84906c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84906f8c r4:84551980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838ab000 r8:845519ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551980 r8:80287e08 r7:dfb3de60 r6:84551a00 r5:838ab000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb4dfb0 to 0xdfb4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fd240 INFO: task kworker/0:17:3204 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:18:3206 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:18 state:D stack:0 pid:3206 tgid:3206 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:838aa400 r4:838aa400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838aa400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ea40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec4cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4c38c r4:85a4c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4c38c r4:84551a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838aa400 r8:84551aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551a80 r8:80287e08 r7:dfb4de60 r6:84551880 r5:838aa400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb61fb0 to 0xdfb61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fd380 INFO: task kworker/0:18:3206 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:19:3208 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:19 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:838ad400 r4:838ad400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:838ad400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e8c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:838ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec463000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84906b8c r4:84906800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84906b8c r4:84551b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:838ad400 r8:84551b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551b00 r8:80287e08 r7:dfb61e60 r6:84551c80 r5:838ad400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb69fb0 to 0xdfb69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fd700 INFO: task kworker/0:19:3208 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:20:3210 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:20 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:83a2c800 r4:83a2c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a2c800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579eb00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:83a2c800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec521000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4c78c r4:85a4c400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4c78c r4:84551b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a2c800 r8:84551bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551b80 r8:80287e08 r7:dfb61e60 r6:84551d80 r5:83a2c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb75fb0 to 0xdfb75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fd780 INFO: task kworker/0:20:3210 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:21:3212 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:21 state:D stack:0 pid:3212 tgid:3212 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb7dd84 r8:00000002 r7:60000013 r6:dfb7dd8c r5:840d0000 r4:840d0000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:840d0000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ecc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:840d0000 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec825000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4cb8c r4:85a4c800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4cb8c r4:84551c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840d0000 r8:84551c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551c00 r8:80287e08 r7:dfb75e60 r6:84551e80 r5:840d0000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb7dfb0 to 0xdfb7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fd840 INFO: task kworker/0:21:3212 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:22:3214 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:22 state:D stack:0 pid:3214 tgid:3214 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb89d84 r8:00000002 r7:60000113 r6:dfb89d8c r5:84850000 r4:84850000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84850000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb89e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ed40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84850000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec85f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4cf8c r4:85a4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4cf8c r4:84551d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84850000 r8:84551d2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84551d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84551d00 r8:80287e08 r7:dfb7de60 r6:84551f00 r5:84850000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb89fb0 to 0xdfb89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fdcc0 INFO: task kworker/0:22:3214 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:23:3216 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:23 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb91d84 r8:00000002 r7:60000113 r6:dfb91d8c r5:84850c00 r4:84850c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84850c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ee00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84850c00 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec875000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4d38c r4:85a4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4d38c r4:84775080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84850c00 r8:847750ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775080 r8:80287e08 r7:dfb89e60 r6:84775000 r5:84850c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb91fb0 to 0xdfb91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fdb00 INFO: task kworker/0:23:3216 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:24:3218 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:24 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb9dd84 r8:00000002 r7:60000113 r6:dfb9dd8c r5:84851800 r4:84851800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84851800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb9de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579efc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84851800 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec891000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4d78c r4:85a4d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4d78c r4:84775100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84851800 r8:8477512c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775100 r8:80287e08 r7:dfb91e60 r6:84775280 r5:84851800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb9dfb0 to 0xdfb9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847fdd00 INFO: task kworker/0:24:3218 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3220 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:3220 tgid:3220 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:84853000 r4:84853000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84853000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579e2c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84853000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8ad000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4db8c r4:85a4d800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4db8c r4:84775180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84853000 r8:847751ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775180 r8:80287e08 r7:dfb9de60 r6:84775200 r5:84853000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb55fb0 to 0xdfb55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84553c40 INFO: task kworker/0:25:3220 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d3e89000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0529fb0 to 0xe0529ff8) r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8c5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4df8c r4:85a4dc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4df8c r4:84775300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84853c00 r8:8477532c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775300 r8:80287e08 r7:dfb55e60 r6:84775480 r5:84853c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfba5fb0 to 0xdfba5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:27:3224 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:27 state:D stack:0 pid:3224 tgid:3224 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:eca59000 r5:85a4f78c r4:85a4f400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84855400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84855400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84855400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8db000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4e38c r4:85a4e000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4e38c r4:84775400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84855400 r8:8477542c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775400 r8:80287e08 r7:dfbb5e60 r6:84775500 r5:84855400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbc5fb0 to 0xdfbc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8477d240 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:3228 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:29 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbc1d84 r8:00000002 r7:60000013 r6:dfbc1d8c r5:84856000 r4:84856000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84856000 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 r5:85a4f38c r4:85a4f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4f38c r4:84775600 r4:84775600 r10:00000000 r9:84775600 r8:80287e08 r7:dfbb5e60 r6:84775680 r5:84856000 r4:8477d580 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0529d28 to 0xe0529d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 task:kworker/0:30 state:D stack:0 pid:3230 tgid:3230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbd9d84 r8:00000002 r7:60000013 r6:dfbd9d8c r5:84856c00 r4:84856c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84856c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca380 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84856c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca17000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4ef8c r4:85a4ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4ef8c r4:84775700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84856c00 r8:8477572c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775700 r8:80287e08 r7:dfbc1e60 r6:84775780 r5:84856c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d60: 80230ad0 80239bb0 80000013 ffffffff [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca640 r5:85a4fb8c r4:85a4f800 r4:84775900 task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) Exception stack(0xe0529fb0 to 0xe0529ff8) Call trace: [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:840b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca79000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4ff8c r4:85a4fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4ff8c r4:84775880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840b8000 r8:847758ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775880 r8:80287e08 r7:dfbe1e60 r6:84775a00 r5:840b8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbedfb0 to 0xdfbedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8477d980 INFO: task kworker/0:32:3234 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 task:kworker/0:33 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85a5078c r4:85a50400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a5078c r4:84775a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840b8c00 r8:84775aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775a80 r8:80287e08 r7:dfbede60 r6:84775c00 r5:840b8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbf5fb0 to 0xdfbf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8477dc00 INFO: task kworker/0:33:3236 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 Exception stack(0xe0529d28 to 0xe0529d70) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 r5:85a50b8c r4:85a50800 r10:61c88647 r9:840ba400 r8:84775b2c r7:82804d40 r6:dddced80 r5:dddceda0 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 r4:84bc7a80 Exception stack(0xe0529fb0 to 0xe0529ff8) Call trace: r4:840bb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:840bb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8477b500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:840bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec43f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a5238c r4:85a52000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a5238c r4:84775b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:840bb000 r8:84775bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84775b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84775b80 r8:80287e08 r7:dfbcde60 r6:84775e00 r5:840bb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc19fb0 to 0xdfc19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847726c0 Call trace: [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:36:3242 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:840bbc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 r5:85a5138c r4:85a51000 r4:84775c80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0529d28 to 0xe0529d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7a80 Exception stack(0xe0529fb0 to 0xe0529ff8) Call trace: r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 r5:85e1078c r4:85e10400 r10:61c88647 r9:840bd400 r8:8456a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0529d28 to 0xe0529d70) r4:82ac21e4 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:37:3246 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:37 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:840bc800 r4:840bc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:840bc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85a5178c r4:85a51400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84775e80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85e1038c r4:85e10000 r4:00000001 Exception stack(0xe0529d28 to 0xe0529d70) r5:85e9c38c r4:85e9c000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:33:3249 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:33 state:D stack:0 pid:3249 tgid:3249 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc31d84 r8:00000002 r7:60000113 r6:dfc31d8c r5:83a1e000 r5:83a1e000 r4:8291a680 r5:85e11b8c r4:85e11800 r10:61c88647 r9:83a1e000 r8:8456a3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000001 Call trace: [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85e10b8c r4:85e10800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:82ac21e4 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bcf940 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bafd40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83a19800 r7:00000000 r6:83018200 r5:00001000 r4:7f181000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed921000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e10f8c r4:85e10c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e10f8c r4:8456a700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a19800 r8:8456a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a700 r8:80287e08 r7:dfc31e60 r6:8456a880 r5:83a19800 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:83a1d400 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r4:8477c080 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 Exception stack(0xe0529fb0 to 0xe0529ff8) task:kworker/1:36 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc5de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baff00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83255400 r7:00000000 r6:83018200 r5:00001000 r4:7f183000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed92b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e1138c r4:85e11000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:83255400 r8:8456a9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 r4:84bc7a80 r4:00000001 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:37:3259 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:37 state:D stack:0 pid:3259 tgid:3259 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc25d84 r8:00000002 r7:60000113 r6:dfc25d8c r5:83236000 r4:83236000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83236000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d4240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:83236000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec655000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e1238c r4:85e12000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e1238c r4:8456a800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83236000 r8:8456a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456a800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456a800 r8:80287e08 r7:dfc31e60 r6:8456a900 r5:83236000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc25fb0 to 0xdfc25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:84788a80 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0529d28 to 0xe0529d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r5:85e9c38c r4:85e9c000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:39:3261 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:39 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:84a28000 r4:84a28000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a28000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa15e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85aa2f8c r4:85aa2c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a28000 r8:8477c02c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84787cc0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d894f000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:40:3263 blocked for more than 451 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:40 state:D stack:0 pid:3263 tgid:3263 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa9dd84 r8:00000002 r7:60000113 r6:dfa9dd8c r5:84a29800 r4:84a29800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a29800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a51f8c r4:85a51c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a51f8c r4:8477c180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a29800 r8:8477c1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8477c180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477c180 r8:80287e08 r7:dfc19e60 r6:8456ab00 r5:84a29800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa9dfb0 to 0xdfa9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84787dc0 INFO: task kworker/0:40:3263 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d89b7000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85e9c38c r4:85e9c000 r4:00000001 Not tainted 6.15.0-rc7-syzkaller #0 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85a5378c r4:85a53400 r7:dddced80 r6:83018000 r5:85a5378c r4:8477c280 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0529d28 to 0xe0529d70) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:42:3267 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:42 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc7dd84 r8:00000002 r7:60000113 r6:dfc7dd8c r5:84a2bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc7de08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a52b8c r4:85a52800 r10:00000000 r9:8477c100 r8:80287e08 r7:dfc79e60 r6:8456ac00 r5:84a2bc00 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80000013 ffffffff [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 Exception stack(0xe0529fb0 to 0xe0529ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84a2a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc81e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85a5338c r4:8477c300 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 r5:00001000 r4:edb93000 r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 Workqueue: events bpf_prog_free_deferred r4:84a2d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a2d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850d4340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb1d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e1278c r4:85e12400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e1278c r4:8456ad80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a2d400 r8:8456adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8456ad80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8456ad80 r8:80287e08 r7:dfc6de60 r6:8456ae00 r5:84a2d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfab9fb0 to 0xdfab9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84784280 INFO: task kworker/1:39:3274 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: Exception stack(0xe0529d28 to 0xe0529d70) r4:00000000 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 Exception stack(0xe0529fb0 to 0xe0529ff8) Not tainted 6.15.0-rc7-syzkaller #0 r4:84a2e000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85a52f8c r4:85a52c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a2e000 r8:8477c22c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d99d9000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:45:3279 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:45 state:D stack:0 pid:3279 tgid:3279 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc91d84 r8:00000002 r7:60000113 r6:dfc91d8c r5:84a2b000 r4:84a2b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a2b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84553900 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a2b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8f1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8490738c r4:84907000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8490738c r4:8477c400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a2b000 r8:8477c42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8477c400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477c400 r8:80287e08 r7:dfc79e60 r6:8456af80 r5:84a2b000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8477f0c0 INFO: task kworker/0:45:3279 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: d9d30000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc99e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a53f8c r4:85a53c00 r10:00000000 r9:8477c380 r8:80287e08 r7:dfc91e60 r6:8429c680 r5:84a30c00 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80000013 ffffffff [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:40:3283 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:40 state:D stack:0 pid:3283 tgid:3283 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc9dd84 r8:00000002 r7:60000113 r6:dfc9dd8c r5:84a30000 r5:84a30000 r4:8291a680 r4:00000000 r5:85e12b8c r4:85e12800 r7:ddde2d80 r6:83018200 r5:85e12b8c r4:84782080 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0529d28 to 0xe0529d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:47:3285 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:47 state:D stack:0 pid:3285 tgid:3285 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfca5d84 r8:00000002 r7:60000113 r6:dfca5d8c r5:84a31800 r4:84a31800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84a31800 r8:8477c5ac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0529d28 to 0xe0529d70) r4:e0529dc0 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 9fa0: 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8477c600 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d20: da795000 e030d000 00000001 80239b98 7f537000 00000001 r5:85e9c38c r4:85e9c000 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:50:3292 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:50 state:D stack:0 pid:3292 tgid:3292 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcb1d84 r8:00000002 r7:60000113 r6:dfcb1d8c r5:84a35400 r4:84a35400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a35400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84a35400 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca65000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a58f8c r4:85a58c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a58f8c r4:8477c700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a35400 r8:8477c72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8477c700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8477c700 r8:80287e08 r7:dfcade60 r6:84782300 r5:84a35400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcb1fb0 to 0xdfcb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8477f740 INFO: task kworker/0:50:3292 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 9d60: 80230ad0 80239bb0 80000013 ffffffff [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 Workqueue: events bpf_prog_free_deferred [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0529fb0 to 0xe0529ff8) INFO: task kworker/1:112:3698 blocked for more than 452 seconds. r10:8291a684 r9:e0519d84 r8:00000002 r7:60000113 r6:e0519d8c r5:84bdb000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b08f8c r4:84b08c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b08f8c r4:84babc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdb000 r8:84babcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84babc80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84babc80 r8:80287e08 r7:e04f1e60 r6:84babd00 r5:84bdb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0519fb0 to 0xe0519ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bb6bc0 INFO: task kworker/1:112:3698 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dafb7000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:181:3703 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:181 state:D stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0539d84 r8:00000002 r7:60000013 r6:e0539d8c r5:84bdc800 r4:84bdc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bdc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0539e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: db45a000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:84bcf940 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:84b4e38c r4:84bc7c80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0529d28 to 0xe0529d70) r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0529fb0 to 0xe0529ff8) Not tainted 6.15.0-rc7-syzkaller #0 [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8482a400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e034d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d78c r4:84b4d400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d78c r4:84bc7c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8482a400 r8:84bc7c2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7c00 r8:80287e08 r7:e0549e60 r6:84bc7d00 r5:8482a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe051dfb0 to 0xe051dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcfbc0 INFO: task kworker/0:183:3707 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dbe59000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r4:e0529dc0 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7d80 r8:80287e08 r7:e0549e60 r6:84bc7e80 r5:8482b000 Workqueue: events bpf_prog_free_deferred 9d20: dbe59000 e030d000 00000001 80239b98 7f537000 00000001 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dc4d9000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:186:3714 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:186 state:D stack:0 pid:3714 tgid:3714 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e03ddd84 r8:00000002 r7:60000113 r6:e03ddd8c r5:8482e000 r4:8482e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8482e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e03dde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8482e000 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4eb8c r4:84b4e800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80000013 ffffffff r4:00000000 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 Exception stack(0xe0529fb0 to 0xe0529ff8) task:kworker/0:187 state:D stack:0 pid:3715 tgid:3715 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8500c0c0 r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b09b8c r4:84b09800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b09b8c r4:84babf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84829800 r8:84babf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84babf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84babf00 r8:80287e08 r7:e04f1e60 r6:84bc5000 r5:84829800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe047dfb0 to 0xe047dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcda80 INFO: task kworker/1:113:3720 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dcc32000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:114:3721 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:00001000 r4:dfbd1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b09f8c r4:84b09c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b09f8c r4:84bab700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:84bab700 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 9d20: dcc32000 e030d000 00000001 80239b98 7f537000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:84bc7a80 r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:115:3723 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:115 state:D stack:0 pid:3723 tgid:3723 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0521d84 r8:00000002 r7:60000113 r6:e0521d8c r5:84bdbc00 r4:84bdbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bdbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0521e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85019b40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84bdbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9e7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b0af8c r4:84b0ac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b0af8c r4:84bab780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdbc00 r8:84bab7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84bab780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bab780 r8:80287e08 r7:e04b5e60 r6:84babf80 r5:84bdbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0521fb0 to 0xe0521ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcda80 INFO: task kworker/1:115:3723 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dd9ca000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 Not tainted 6.15.0-rc7-syzkaller #0 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:e0445000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bd8c00 r8:84bab82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0529d28 to 0xe0529d70) r4:e0529dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:188:3726 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:188 state:D stack:0 pid:3726 tgid:3726 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e055dd84 r8:00000002 r7:60000113 r6:e055dd8c r5:84bd5400 r4:84bd5400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bd5400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e055de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bd5400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc73000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4f38c r4:84b4f000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4f38c r4:84bc5080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bd5400 r8:84bc50ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5080 r8:80287e08 r7:e03dde60 r6:84bab580 r5:84bd5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe055dfb0 to 0xe055dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500c5c0 INFO: task kworker/0:188:3726 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: Exception stack(0xe0529d28 to 0xe0529d70) r5:80000013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0529fb0 to 0xe0529ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/0:189 state:D stack:0 pid:3728 tgid:3728 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0499d84 r8:00000002 r7:60000113 r6:e0499d8c r5:84b74800 r4:84b74800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84b74800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0499e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c7c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84b74800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc45000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4ef8c r4:84b4ec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4ef8c r4:84bc5280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b74800 r8:84bc52ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5280 r8:80287e08 r7:e055de60 r6:84bc5300 r5:84b74800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0499fb0 to 0xe0499ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500c800 INFO: task kworker/0:189:3728 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: de378000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 r5:80000013 r4:80239bb0 r4:00000000 r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:e0561d84 r8:00000002 r7:60000013 r6:e0561d8c r5:8482ec00 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4f78c r4:84b4f400 r7:dddced80 r6:83018000 r5:84b4f78c r4:84bc5100 r10:61c88647 r9:8482ec00 r8:84bc512c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8500c980 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: de378000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:191:3732 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:191 state:D stack:0 pid:3732 tgid:3732 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0565d84 r8:00000002 r7:60000113 r6:e0565d8c r5:8482d400 r4:8482d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8482d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0565e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500cc80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:8482d400 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd7b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4fb8c r4:84b4f800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4fb8c r4:84bc5380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8482d400 r8:84bc53ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5380 r8:80287e08 r7:e0561e60 r6:84bc5480 r5:8482d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0565fb0 to 0xe0565ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500cb00 INFO: task kworker/0:191:3732 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: de882000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85e9c38c r4:85e9c000 r4:84bc7a80 r4:00000001 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:192:3734 blocked for more than 452 seconds. Workqueue: events bpf_prog_free_deferred r4:84820000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500ce40 r5:00001000 r4:dfda5000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4ff8c r4:84b4fc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4ff8c r4:84bc5200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84820000 r8:84bc522c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5200 r8:80287e08 r7:e0565e60 r6:84bc5600 r5:84820000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe057dfb0 to 0xe057dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500cbc0 INFO: task kworker/0:192:3734 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dee58000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 r4:84bcf940 task:kworker/0:193 state:D stack:0 pid:3737 tgid:3737 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:e0581d84 r8:00000002 r7:60000113 r6:e0581d8c r5:84820c00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500cf80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84820c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfea3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504438c r4:85044000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8504438c r4:84bc5500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84820c00 r8:84bc552c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5500 r8:80287e08 r7:e057de60 r6:84bc5680 r5:84820c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0581fb0 to 0xe0581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500ce00 INFO: task kworker/0:193:3737 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: df44a000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:194:3739 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:194 state:D stack:0 pid:3739 tgid:3739 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e058dd84 r8:00000002 r7:60000013 r6:e058dd8c r5:84821800 r4:84821800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84821800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84821800 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e03cb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85044b8c r4:85044800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85044b8c r4:84bc5700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84821800 r8:84bc572c r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0529d28 to 0xe0529d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r5:85e9c38c r4:85e9c000 r4:84bc7a80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:e04c5d84 r8:00000002 r7:60000113 r6:e04c5d8c r5:84822400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500c200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84822400 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e01d5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504478c r4:85044400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8504478c r4:84bc5580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84822400 r8:84bc55ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5580 r8:80287e08 r7:e058de60 r6:84bc5780 r5:84822400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe04c5fb0 to 0xe04c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8500cec0 INFO: task kworker/0:195:3740 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: df93a000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:84823c00 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85044f8c r4:85044c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85044f8c r4:84bc5880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84823c00 r8:84bc58ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5880 r8:80287e08 r7:e058de60 r6:84bc5a00 r5:84823c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0595fb0 to 0xe0595ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85011000 INFO: task kworker/0:196:3742 is blocked on a mutex likely owned by task kworker/0:180:3701. task:kworker/0:180 state:R running task stack:0 pid:3701 tgid:3701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdd400 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84bdd400 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0529d28 to 0xe0529d70) 9d20: dfe16000 e030d000 00000001 80239b98 7f537000 00000001 9d40: 82ac15a0 7f537000 e030d000 8280c928 82ac21c4 e0529da4 e0529da8 e0529d78 9d60: 80230ad0 80239bb0 80000013 ffffffff r5:80000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 r4:e0529dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857cab80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdd400 r7:00000000 r6:83018000 r5:00001000 r4:7f537000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb93000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e9c38c r4:85e9c000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85e9c38c r4:84bc7a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdd400 r8:84bc7aac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7a80 r8:80287e08 r7:e0501e60 r6:84babd80 r5:84bdd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0529fb0 to 0xe0529ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf940 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:197:3744 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:197 state:D stack:0 pid:3744 tgid:3744 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0591d84 r8:00000002 r7:60000013 r6:e0591d8c r5:84825400 r5:84825400 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011440 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504538c r4:85045000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8504538c r4:84bc5900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84825400 r8:84bc592c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5900 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5900 r8:80287e08 r7:e0595e60 r6:84bc5a80 r5:84825400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0591fb0 to 0xe0591ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85011280 INFO: task kworker/0:197:3744 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 7f8db000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 90000013 ffffffff r5:90000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:198:3746 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:198 state:D stack:0 pid:3746 tgid:3746 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e059dd84 r8:00000002 r7:60000013 r6:e059dd8c r5:84823000 r4:84823000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84823000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85011400 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84823000 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e042f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8504578c r4:85045400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8504578c r4:84bc5b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84823000 r8:84bc5b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc5b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc5b00 r8:80287e08 r7:e0591e60 r6:84bc5980 r5:84823000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe059dfb0 to 0xe059dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85011400 INFO: task kworker/0:198:3746 is blocked on a mutex likely owned by task kworker/0:178:3691. task:kworker/0:178 state:R running task stack:0 pid:3691 tgid:3691 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84828000 r8:80200be4 r7:e0501d5c r6:ffffffff r5:84828000 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0501d28 to 0xe0501d70) 1d20: 7f8db000 e02e7000 00000001 80239b98 7f539000 00000001 1d40: 82ac15a0 7f539000 e02e7000 8280c928 82ac21c4 e0501da4 e0501da8 e0501d78 1d60: 80230ad0 80239bb0 90000013 ffffffff r5:90000013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0501dc0 r5:e0501e08 r4:e0501dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfa40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84828000 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0315000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4cf8c r4:84b4cc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4cf8c r4:84bc7780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84828000 r8:84bc77ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7780 r8:80287e08 r7:e04ede60 r6:84bc7a00 r5:84828000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0501fb0 to 0xe0501ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf280 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:199:3748 blocked for more than 452 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:199 state:D stack:0 pid:3748 tgid:3748 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e0599d84 r8:00000002 r7:60000113 r6:e0599d8c r5:84824800 r4:84824800 [<81a5405c>] (schedule) from [<81 <> 0000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ff580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a16c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb765000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cd38c r4:859cd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cd38c r4:857e9680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a16c00 r8:857e96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9680 r8:80287e08 r7:ecb5de60 r6:857e9880 r5:85a16c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb61fb0 to 0xecb61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ff240 INFO: task kworker/1:471:6143 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d3407000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 task:kworker/1:472 state:D stack:0 pid:6146 tgid:6146 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:85a15400 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a15400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8cd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cd78c r4:859cd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cd78c r4:857e9700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a15400 r8:857e972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9700 r8:80287e08 r7:ecb5de60 r6:857e9980 r5:85a15400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca11fb0 to 0xeca11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857ecfc0 INFO: task kworker/1:472:6146 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d3e6c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:473:6148 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:473 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb69d84 r8:00000002 r7:60000113 r6:ecb69d8c r5:85a18000 r4:85a18000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a18000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb69e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a18000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9ef000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859ce38c r4:859ce000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859ce38c r4:857e9800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a18000 r8:857e982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9800 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9800 r8:80287e08 r7:ecb5de60 r6:857e9a00 r5:85a18000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb69fb0 to 0xecb69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d2240 INFO: task kworker/1:473:6148 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d3e6c000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:474:6150 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:474 state:D stack:0 pid:6150 tgid:6150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb6dd84 r8:00000002 r7:60000013 r6:ecb6dd8c r5:85a18c00 r4:85a18c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a18c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9a5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cdf8c r4:859cdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cdf8c r4:857e9a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a18c00 r8:857e9aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9a80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9a80 r8:80287e08 r7:ecb69e60 r6:857e9900 r5:85a18c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb6dfb0 to 0xecb6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d2100 INFO: task kworker/1:474:6150 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d443e000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0539dc0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859ceb8c r4:859ce800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 Exception stack(0xe0539fb0 to 0xe0539ff8) task:kworker/1:476 state:D stack:0 pid:6154 tgid:6154 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:859ce78c r4:859ce400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:857e9c80 r8:80287e08 r7:ecb71e60 r6:857e9b80 r5:85a1a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb75fb0 to 0xecb75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d23c0 INFO: task kworker/1:476:6154 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d471f000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:e0539dc0 r5:00001000 r4:e033d000 r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85a1b000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec35f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cef8c r4:859cec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cef8c r4:857e9d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1b000 r8:857e9d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9d00 r8:80287e08 r7:ecb71e60 r6:857e9e00 r5:85a1b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb79fb0 to 0xecb79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d2600 INFO: task kworker/1:477:6157 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bcf980 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 r5:859cf38c r4:859cf000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a1bc00 r8:857e9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:00000000 r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:479:6160 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:479 state:D stack:0 pid:6160 tgid:6160 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb65d84 r8:00000002 r7:60000013 r6:ecb65d8c r5:85a1d400 r4:85a1d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a1d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d2f00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a1d400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5e1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:859cff8c r4:859cfc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:859cff8c r4:857f6f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1d400 r8:857f6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:857f6f80 r8:80287e08 r7:ecb7de60 r6:857f6e00 r5:85a1d400 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:e0539dc0 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb85e08 r5:00001000 r4:ec41f000 r5:859cf78c r4:859cf400 r7:ddde2d80 r6:83018200 r5:859cf78c r4:857e9e80 r10:61c88647 r9:85a1e000 r8:857e9eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857e9e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857e9e80 r8:80287e08 r7:ecb65e60 r6:857e9f80 r5:85a1e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb85fb0 to 0xecb85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d28c0 INFO: task kworker/1:480:6161 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d4e72000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:481:6164 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:481 state:D stack:0 pid:6164 tgid:6164 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:85a1c800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:859cfb8c r4:859cf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a1c800 r8:857c602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:482:6166 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:482 state:D stack:0 pid:6166 tgid:6166 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb8dd84 r8:00000002 r7:60000013 r6:ecb8dd8c r5:85a20c00 r4:85a20c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a20c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec62b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8438c r4:85a84000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8438c r4:857c6180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a20c00 r8:857c61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6180 r8:80287e08 r7:ecb65e60 r6:857c6280 r5:85a20c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb8dfb0 to 0xecb8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d2ec0 INFO: task kworker/1:482:6166 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85a84b8c r4:85a84800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a84b8c r4:857c6080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a22400 r8:857c60ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6080 r8:80287e08 r7:ecb8de60 r6:857c6380 r5:85a22400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb91fb0 to 0xecb91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b9100 INFO: task kworker/1:483:6167 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d56aa000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:484:6170 blocked for more than 477 seconds. r10:8291a684 r9:ecb81d84 r8:00000002 r7:60000113 r6:ecb81d8c r5:84918000 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85a8478c r4:85a84400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8478c r4:857c6200 r10:61c88647 r9:84918000 r8:857c622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0539d28 to 0xe0539d70) r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:485:6172 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:485 state:D stack:0 pid:6172 tgid:6172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb99d84 r8:00000002 r7:60000013 r6:ecb99d8c r5:8491bc00 r4:8491bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8491bc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8491bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec797000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8538c r4:85a85000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8538c r4:857c6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:857c6300 9fa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:e0539dc0 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r5:8491c800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8491c800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec74d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a84f8c r4:85a84c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a84f8c r4:857c6480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491c800 r8:857c64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6480 r8:80287e08 r7:ecb99e60 r6:857f5180 r5:8491c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb95fb0 to 0xecb95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b96c0 INFO: task kworker/1:486:6176 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d5ad7000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0539fb0 to 0xe0539ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9980 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85a8578c r4:85a85400 r7:ddde2d80 r6:83018200 r5:85a8578c r4:857c6500 r4:857c6500 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:488:6180 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:488 state:D stack:0 pid:6180 tgid:6180 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecba5d84 r8:00000002 r7:60000113 r6:ecba5d8c r5:85a23c00 r4:85a23c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a23c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec917000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8638c r4:85a86000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8638c r4:857c6680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a23c00 r8:857c66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6680 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6680 r8:80287e08 r7:ecb9de60 r6:857c6600 r5:85a23c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecba5fb0 to 0xecba5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b9940 INFO: task kworker/1:488:6180 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d5fdf000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:489:6181 blocked for more than 477 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:489 state:D stack:0 pid:6181 tgid:6181 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecba1d84 r8:00000002 r7:60000113 r6:ecba1d8c r5:85a21800 r4:85a21800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a21800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9c00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a21800 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7f9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a85b8c r4:85a85800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a85b8c r4:857c6400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a21800 r8:857c642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6400 r8:80287e08 r7:ecba5e60 r6:857c6800 r5:85a21800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 task:kworker/1:490 state:D stack:0 pid:6184 tgid:6184 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9d80 r5:85a85f8c r4:85a85c00 r10:61c88647 r9:85a24800 r8:857c672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac21e4 r4:00000000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:491:6186 blocked for more than 478 seconds. r5:85a25400 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f4ec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec921000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8678c r4:85a86400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8678c r4:857c6780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a25400 r8:857c67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6780 r8:80287e08 r7:ecba5e60 r6:857c6a00 r5:85a25400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbadfb0 to 0xecbadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b9e00 INFO: task kworker/1:491:6186 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d6769000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:492:6187 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:492 state:D stack:0 pid:6187 tgid:6187 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec941000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a86f8c r4:85a86c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a86f8c r4:857c6880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a26c00 r8:857c68ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6880 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6880 r8:80287e08 r7:ecbade60 r6:857c6b00 r5:85a26c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbb5fb0 to 0xecbb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b9a40 INFO: task kworker/1:492:6187 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:493:6188 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:493 state:D stack:0 pid:6188 tgid:6188 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbb9d84 r8:00000002 r7:60000113 r6:ecbb9d8c r5:85a20000 r4:85a20000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a20000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd200 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a20000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a86b8c r4:85a86800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857c6980 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85a26000 r4:8291a680 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a8738c r4:85a87000 r10:61c88647 r9:85a28000 r8:857c6cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bd400 INFO: task kworker/1:495:6194 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d7362000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:496:6196 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:496 state:D stack:0 pid:6196 tgid:6196 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbbdd84 r8:00000002 r7:60000113 r6:ecbbdd8c r5:85a28c00 r4:85a28c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a28c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bd4c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec97d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8778c r4:85a87400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8778c r4:857c6d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a28c00 r8:857c6d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bd400 INFO: task kworker/1:496:6196 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d7556000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85a29800 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a87f8c r4:85a87c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a29800 r8:857b302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3000 r8:80287e08 r7:ecbb1e60 r6:857b3080 r5:85a29800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbc5fb0 to 0xecbc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bd780 INFO: task kworker/1:497:6198 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d7556000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:498:6200 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:498 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbc9d84 r8:00000002 r7:60000013 r6:ecbc9d8c r5:85a2a400 r4:85a2a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a2a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9038c r4:85a90000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a2a400 r8:857b312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:498:6200 is blocked on a mutex likely owned by task kworker/0:181:3703. 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:e0539dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbcde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bdd40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f00b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9f7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a90b8c r4:85a90800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a90b8c r4:857b3180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2b000 r8:857b31ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3180 r8:80287e08 r7:ecbc9e60 r6:857b3380 r5:85a2b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbcdfb0 to 0xecbcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bda40 INFO: task kworker/1:499:6202 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d79f4000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a2bc00 r8:857b332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecbd9d84 r8:00000002 r7:60000113 r6:ecbd9d8c r5:85a2d400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bdec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f00d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df921000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a90f8c r4:85a90c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a90f8c r4:857b3200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2d400 r8:857b322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3200 r8:80287e08 r7:ecbcde60 r6:857b3500 r5:85a2d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbd9fb0 to 0xecbd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857bdfc0 INFO: task kworker/1:501:6210 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d7c7b000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:502:6212 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:502 state:D stack:0 pid:6212 tgid:6212 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbe1d84 r8:00000002 r7:60000113 r6:ecbe1d8c r5:85a2ec00 r4:85a2ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a2ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ca1c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a2ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca07000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4eb8c r4:85a4e800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a4eb8c r4:857b3580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2ec00 r8:857b35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:503:6213 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:503 state:D stack:0 pid:6213 tgid:6213 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbe5d84 r8:00000002 r7:60000113 r6:ecbe5d8c r5:85a30000 r4:85a30000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a30000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857aac40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a30000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec901000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9138c r4:85a91000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9138c r4:857b3600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a30000 r8:857b362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3600 r8:80287e08 r7:ecbe1e60 r6:857b3680 r5:85a30000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbe5fb0 to 0xecbe5ff8) INFO: task kworker/1:503:6213 is blocked on a mutex likely owned by task kworker/0:181:3703. 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:504:6229 blocked for more than 478 seconds. r4:85a30c00 r4:00000000 r4:00000000 r5:85a91f8c r4:85a91c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:505:6236 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:505 state:D stack:0 pid:6236 tgid:6236 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc2dd84 r8:00000002 r7:60000013 r6:ecc2dd8c r5:85a33000 r4:85a33000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a33000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc2de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845531c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a33000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf95000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a91b8c r4:85a91800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a91b8c r4:857b3780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a33000 r8:857b37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3780 r8:80287e08 r7:ecc19e60 r6:857b3800 r5:85a33000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc2dfb0 to 0xecc2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857aafc0 INFO: task kworker/1:505:6236 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:506:6245 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:506 state:D stack:0 pid:6245 tgid:6245 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc29d84 r8:00000002 r7:60000013 r6:ecc29d8c r5:85a33c00 r5:85a33c00 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1300 r5:85a9278c r4:85a92400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:857b3900 r8:80287e08 r7:ecc19e60 r6:857b3a80 r5:85a33c00 r4:857e1200 Call trace: 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:507:6246 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:507 state:D stack:0 pid:6246 tgid:6246 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbd5d84 r8:00000002 r7:60000013 r6:ecbd5d8c r5:85a34800 r4:85a34800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a34800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a34800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb795000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9238c r4:85a92000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9238c r4:857b3980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a34800 r8:857b39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3980 r8:80287e08 r7:ecc29e60 r6:857b3b80 r5:85a34800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbd5fb0 to 0xecbd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857e1100 INFO: task kworker/1:507:6246 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:508:6248 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:508 state:D stack:0 pid:6248 tgid:6248 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc31d84 r8:00000002 r7:60000013 r6:ecc31d8c r5:85a35400 r4:85a35400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a35400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a35400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9c9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a92b8c r4:85a92800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a92b8c r4:857b3a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a35400 r8:857b3a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3a00 r8:80287e08 r7:ecc29e60 r6:857b3c80 r5:85a35400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc31fb0 to 0xecc31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857e12c0 INFO: task kworker/1:508:6248 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r4:85a36000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a36000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbdde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1600 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a36000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba13000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a92f8c r4:85a92c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a92f8c r4:857b3b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a36000 r8:857b3b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3b00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3b00 r8:80287e08 r7:ecc31e60 r6:857b3d80 r5:85a36000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbddfb0 to 0xecbddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857e1440 INFO: task kworker/1:509:6250 is blocked on a mutex likely owned by task kworker/0:181:3703. Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857e1780 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebaf5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9338c r4:85a93000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9338c r4:857b3c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a36c00 r8:857b3c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b3c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b3c00 r8:80287e08 r7:ecbdde60 r6:857b3e80 r5:85a36c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc39fb0 to 0xecc39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857e15c0 INFO: task kworker/1:510:6252 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:80070013 r4:80239bb0 r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d80 r6:83018200 r5:85a9378c r4:857b3d00 r10:00000000 r9:857b3d00 r8:80287e08 r7:ecc39e60 r6:857b3e00 r5:85a31800 INFO: task kworker/1:511:6254 is blocked on a mutex likely owned by task kworker/0:181:3703. Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:512:6256 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:512 state:D stack:0 pid:6256 tgid:6256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc41d84 r8:00000002 r7:60000113 r6:ecc41d8c r5:85a2c800 r4:85a2c800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r5:00001000 r4:ec52b000 r5:85a93b8c r4:85a93800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857b3f00 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc45e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:514:6261 blocked for more than 478 seconds. r4:85a3a400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 r9:83018205 r8:85a3a400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 r5:85aa038c r4:85aa0000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a3a400 r8:857d612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecc55d84 r8:00000002 r7:60000013 r6:ecc55d8c r5:85a3b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc55e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:84905b8c r4:84905800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:516:6266 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:516 state:D stack:0 pid:6266 tgid:6266 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc59d84 r8:00000002 r7:60000113 r6:ecc59d8c r5:85a39800 r4:85a39800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a39800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc59e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d82c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a39800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec799000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa078c r4:85aa0400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa078c r4:857d6180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a39800 r8:857d61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6180 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6180 r8:80287e08 r7:ecc4de60 r6:857d6380 r5:85a39800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc59fb0 to 0xecc59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d8000 INFO: task kworker/1:516:6266 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85a3bc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc51e08 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85aa0b8c r4:85aa0800 r10:61c88647 r9:85a3bc00 r8:857d622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa0f8c r4:85aa0c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa0f8c r4:857d6480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a3c800 r8:857d64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6480 r8:80287e08 r7:ecc51e60 r6:857d6580 r5:85a3c800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc49fb0 to 0xecc49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d8380 INFO: task kworker/1:518:6271 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8315000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:519:6272 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:519 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc3dd84 r8:00000002 r7:60000113 r6:ecc3dd8c r5:85a3d400 r4:85a3d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a3d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc3de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8700 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec91f000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa138c r4:85aa1000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa138c r4:857d6300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a3d400 r8:857d632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6300 r8:80287e08 r7:ecc49e60 r6:857d6500 r5:85a3d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc3dfb0 to 0xecc3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d8500 INFO: task kworker/1:519:6272 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:520:6275 blocked for more than 478 seconds. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85aa178c r4:857d6600 dfa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r5:00001000 r4:e033d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:521:6276 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:521 state:D stack:0 pid:6276 tgid:6276 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc61d84 r8:00000002 r7:60000113 r6:ecc61d8c r5:85a3ec00 r4:85a3ec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a3ec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8a00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a3ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec94d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa1b8c r4:85aa1800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa1b8c r4:857d6780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a3ec00 r8:857d67ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6780 r8:80287e08 r7:ecc5de60 r6:857d6680 r5:85a3ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc61fb0 to 0xecc61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d86c0 INFO: task kworker/1:521:6276 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85a38c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc65e08 r4:00000000 r5:85aa1f8c r4:85aa1c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:857d6800 r8:80287e08 r7:ecc61e60 r6:857d6900 r5:85a38c00 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa238c r4:85aa2000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa238c r4:857d6980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2e000 r8:857d69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6980 r8:80287e08 r7:ecc65e60 r6:857d6880 r5:85a2e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc69fb0 to 0xecc69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d8a80 INFO: task kworker/1:523:6280 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:524:6281 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:524 state:D stack:0 pid:6281 tgid:6281 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc71d84 r8:00000002 r7:60000013 r6:ecc71d8c r5:85ab8000 r4:85ab8000 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc71e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8fc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ab8000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9dd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa278c r4:85aa2400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa278c r4:857d6a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ab8000 r8:857d6a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6a00 r8:80287e08 r7:ecc69e60 r6:857d6b80 r5:85ab8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc71fb0 to 0xecc71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857d8e00 INFO: task kworker/1:524:6281 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:525:6283 blocked for more than 478 seconds. r4:85ab8c00 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:85aa2b8c r4:85aa2800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa2b8c r4:857d6a80 r10:61c88647 r9:85ab8c00 r8:857d6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:526:6286 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:526 state:D stack:0 pid:6286 tgid:6286 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc75d84 r8:00000002 r7:60000013 r6:ecc75d8c r5:85ab9800 r4:85ab9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ab9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ab9800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa338c r4:85aa3000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa338c r4:857d6d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ab9800 r8:857d6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6d80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6d80 r8:80287e08 r7:ecc6de60 r6:857d6c00 r5:85ab9800 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:857af240 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:85abb000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 r9:83018205 r8:85abb000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r7:ddde2d80 r6:83018200 r5:85aa378c r4:857d6d00 9fa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0539d28 to 0xe0539d70) [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred r10:8291a684 r9:ecc81d84 r8:00000002 r7:60000113 r6:ecc81d8c r5:85aba400 r4:85aba400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aba400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af740 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85aba400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb09000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa3b8c r4:85aa3800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa3b8c r4:857d6e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aba400 r8:857d6eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6e80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6e80 r8:80287e08 r7:ecc79e60 r6:857d6f80 r5:85aba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc81fb0 to 0xecc81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857af440 INFO: task kworker/1:528:6291 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r10:8291a684 r9:ecc89d84 r8:00000002 r7:60000113 r6:ecc89d8c r5:8491b000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc89e08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa3f8c r4:85aa3c00 r10:61c88647 r9:8491b000 r8:857b002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:80070013 r4:80239bb0 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:530:6295 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:530 state:D stack:0 pid:6295 tgid:6295 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc91d84 r8:00000002 r7:60000013 r6:ecc91d8c r5:84918c00 r4:84918c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84918c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857af9c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84918c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb31000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa838c r4:85aa8000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa838c r4:857b0080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84918c00 r8:857b00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0080 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0080 r8:80287e08 r7:ecc89e60 r6:857f5000 r5:84918c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc91fb0 to 0xecc91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857af7c0 INFO: task kworker/1:530:6295 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8491ec00 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857afc40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8491ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb59000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa8b8c r4:85aa8800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa8b8c r4:857b0200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491ec00 r8:857b022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0200 r8:80287e08 r7:ecc91e60 r6:857f5200 r5:8491ec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc99fb0 to 0xecc99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857af7c0 INFO: task kworker/1:531:6297 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:532:6298 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:532 state:D stack:0 pid:6298 tgid:6298 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc9dd84 r8:00000002 r7:60000113 r6:ecc9dd8c r5:8491e000 r4:8491e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8491e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857afb00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8491e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb4d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa878c r4:85aa8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa878c r4:857b0280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491e000 r8:857b02ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0280 r8:80287e08 r7:ecc99e60 r6:857f5300 r5:8491e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc9dfb0 to 0xecc9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857af7c0 INFO: task kworker/1:532:6298 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 r4:82ac21e4 r4:00000000 r5:00001000 r4:e033d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0539fb0 to 0xe0539ff8) r4:84bcf980 Workqueue: events bpf_prog_free_deferred r5:8491a400 r4:8291a680 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aaa38c r4:85aaa000 r10:61c88647 r9:8491a400 r8:857b032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:534:6302 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:534 state:D stack:0 pid:6302 tgid:6302 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccadd84 r8:00000002 r7:60000113 r6:eccadd8c r5:84919800 r4:84919800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84919800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccade08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857afe40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84919800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa8f8c r4:85aa8c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa8f8c r4:857b0380 r10:61c88647 r9:84919800 r8:857b03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xeccadfb0 to 0xeccadff8) task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Not tainted 6.15.0-rc7-syzkaller #0 r4:85a1ec00 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aa938c r4:85aa9000 r10:61c88647 r9:85a1ec00 r8:857b012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:e0539dc0 r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:84bcf980 Workqueue: events bpf_prog_free_deferred r4:8513d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8513d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d8140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8513d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eccc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa978c r4:85aa9400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa978c r4:857b0400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8513d400 r8:857b042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0400 r8:80287e08 r7:ecca9e60 r6:857f5500 r5:8513d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccd1fb0 to 0xeccd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857aff40 INFO: task kworker/1:536:6306 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:84a99800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a99800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85707040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a99800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecccd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aa9b8c r4:85aa9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aa9b8c r4:857b0500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a99800 r8:857b052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0500 r8:80287e08 r7:ecca9e60 r6:857f5580 r5:84a99800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecce1fb0 to 0xecce1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:85707080 INFO: task kworker/1:537:6309 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) Exception stack(0xe0539fb0 to 0xe0539ff8) r4:84bcf980 task:kworker/1:538 state:D stack:0 pid:6310 tgid:6310 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce5e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85aa9f8c r4:85aa9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a98000 r8:857b05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:539:6313 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:539 state:D stack:0 pid:6313 tgid:6313 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccfdd84 r8:00000002 r7:60000113 r6:eccfdd8c r5:84a98c00 r4:84a98c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a98c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccfde08 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aaa78c r4:85aaa400 r7:ddde2d80 r6:83018200 r5:85aaa78c r4:857b0480 r10:00000000 r9:857b0480 r8:80287e08 r7:ecca9e60 r6:857f5680 r5:84a98c00 Workqueue: events bpf_prog_free_deferred 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) INFO: task kworker/1:540:6319 blocked for more than 478 seconds. r10:8291a684 r9:ecd0dd84 r8:00000002 r7:60000113 r6:ecd0dd8c r5:84a9b000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85aaab8c r4:85aaa800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:857b0600 r8:80287e08 r7:eccfde60 r6:857f5700 r5:84a9b000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:541:6320 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:541 state:D stack:0 pid:6320 tgid:6320 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd11d84 r8:00000002 r7:60000113 r6:ecd11d8c r5:84a9a400 r4:84a9a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a9a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85707580 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a9a400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 r5:85aaaf8c r4:85aaac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857b0680 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aab78c r4:85aab400 r7:ddde2d80 r6:83018200 r5:85aab78c r4:857b0180 r10:00000000 r9:857b0180 r8:80287e08 r7:ecd11e60 r6:857f5880 r5:84a9c800 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857075c0 INFO: task kworker/1:542:6321 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:543:6323 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:543 state:D stack:0 pid:6323 tgid:6323 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd19d84 r8:00000002 r7:60000013 r6:ecd19d8c r5:84a9bc00 r4:84a9bc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84a9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 r5:85aab38c r4:85aab000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a9bc00 r8:857b072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccb9d84 r8:00000002 r7:60000013 r6:eccb9d8c r5:84a9d400 r4:84a9d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a9d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:ec72b000 r5:85aac38c r4:85aac000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aac38c r4:857b0780 r4:857b0780 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r5:00001000 r4:e033d000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aabf8c r4:85aabc00 r10:61c88647 r9:84a9ec00 r8:857b082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:857b6900 INFO: task kworker/1:545:6359 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:546:6366 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:546 state:D stack:0 pid:6366 tgid:6366 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd1dd84 r8:00000002 r7:60000113 r6:ecd1dd8c r5:84a9e000 r4:84a9e000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84a9e000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd1de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b6e80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:84a9e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85aac78c r4:85aac400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aac78c r4:857b0980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84a9e000 r8:857b09ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0980 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0980 r8:80287e08 r7:eccb9e60 r6:857f5900 r5:84a9e000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd1dfb0 to 0xecd1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857b6bc0 INFO: task kworker/1:546:6366 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:00001000 r4:e033d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:547:6368 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:547 state:D stack:0 pid:6368 tgid:6368 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:8291a684 r9:eccd9d84 r8:00000002 r7:60000113 r6:eccd9d8c r5:859f8000 r4:00000000 r5:85aacb8c r4:85aac800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859f8000 r8:857b092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:548 state:D stack:0 pid:6370 tgid:6370 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd1e08 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85aadb8c r4:85aad800 r7:ddde2d80 r6:83018200 r5:85aadb8c r4:857b0a80 r10:00000000 r9:857b0a80 r8:80287e08 r7:eccd9e60 r6:857f5b00 r5:859f9800 Workqueue: events bpf_prog_free_deferred [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:549:6372 blocked for more than 478 seconds. [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) r5:85aacf8c r4:85aacc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859fb000 r8:857b08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Not tainted 6.15.0-rc7-syzkaller #0 r4:859fbc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85aad38c r4:85aad000 r10:61c88647 r9:859fbc00 r8:857b0b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b6d40 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:551 state:D stack:0 pid:6375 tgid:6375 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccd5d84 r8:00000002 r7:60000113 r6:eccd5d8c r5:85abd400 r4:85abd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85abd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85abd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec989000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aad78c r4:85aad400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aad78c r4:857b0c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85abd400 r8:857b0c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0c00 r8:80287e08 r7:ecdd1e60 r6:857b0c80 r5:85abd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccd5fb0 to 0xeccd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857df080 INFO: task kworker/1:551:6375 is blocked on a mutex likely owned by task kworker/0:181:3703. r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:00001000 r4:e033d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:552:6377 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:552 state:D stack:0 pid:6377 tgid:6377 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecde1d84 r8:00000002 r7:60000013 r6:ecde1d8c r5:85abe000 r4:85abe000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85abe000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857df340 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85abe000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca01000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aadf8c r4:85aadc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aadf8c r4:857b0a00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85abe000 r8:857b0a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0a00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0a00 r8:80287e08 r7:ecdd1e60 r6:857b0d80 r5:85abe000 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85aaeb8c r4:85aae800 r10:61c88647 r9:85abbc00 r8:857b0eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857df400 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 Exception stack(0xe0539fb0 to 0xe0539ff8) task:kworker/1:554 state:D stack:0 pid:6382 tgid:6382 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aae38c r4:85aae000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aae38c r4:857b0b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85abc800 r8:857b0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857b0b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857b0b80 r8:80287e08 r7:ecde5e60 r6:857b0d00 r5:85abc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecde9fb0 to 0xecde9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857df680 INFO: task kworker/1:554:6382 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:555:6383 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:555 state:D stack:0 pid:6383 tgid:6383 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd09d84 r8:00000002 r7:60000113 r6:ecd09d8c r5:85abec00 r4:85abec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85abec00 r4:8291a680 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85abec00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 r10:61c88647 r9:85abec00 r8:857b0e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 Exception stack(0xecd09fb0 to 0xecd09ff8) Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:00001000 r4:ecb39000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aaef8c r4:85aaec00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aaef8c r4:857bb000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8491d400 r8:857bb02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bb000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bb000 r8:80287e08 r7:ecde5e60 r6:857bb180 r5:8491d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdf1fb0 to 0xecdf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857df7c0 INFO: task kworker/1:556:6386 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85ad0000 r4:8291a680 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85aaf38c r4:85aaf000 r4:857bb200 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 r4:00000000 r5:84b4d38c r4:84b4d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf980 task:kworker/1:558 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000013 r6:ecdfdd8c r5:85ad0c00 r4:85ad0c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ad0c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdfde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857dfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ad0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc8b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85aaf78c r4:85aaf400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85aaf78c r4:857bb100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ad0c00 r8:857bb12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bb100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bb100 r8:80287e08 r7:ecdf9e60 r6:857bb400 r5:85ad0c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdfdfb0 to 0xecdfdff8) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 80230ad0 80239bb0 80070013 ffffffff [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ece01d84 r8:00000002 r7:60000013 r6:ece01d8c r5:85ad1800 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85aafb8c r4:85aaf800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:85aaff8c r4:85aafc00 r10:61c88647 r9:85ad2400 r8:857bb52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bb500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bb500 r8:80287e08 r7:ece01e60 r6:857bb580 r5:85ad2400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece05fb0 to 0xece05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:857dff80 INFO: task kworker/1:560:6394 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:561:6396 blocked for more than 478 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:561 state:D stack:0 pid:6396 tgid:6396 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece09d84 r8:00000002 r7:60000013 r6:ece09d8c r5:85ad3000 r4:85ad3000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ad3000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece09e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85ab438c r4:85ab4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857bb380 Exception stack(0xece09fb0 to 0xece09ff8) r4:847b1000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0539d28 to 0xe0539d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:562 state:D stack:0 pid:6398 tgid:6398 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece0dd84 r8:00000002 r7:60000113 r6:ece0dd8c r5:85ad3c00 r4:85ad3c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85ad3c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece0de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1240 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85ad3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecce9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab478c r4:85ab4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab478c r4:857bb480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ad3c00 r8:857bb4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bb480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bb480 r8:80287e08 r7:ece09e60 r6:857bb780 r5:85ad3c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece0dfb0 to 0xece0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b11c0 INFO: task kworker/1:562:6398 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85ab4b8c r4:85ab4800 r4:857bb800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:564:6402 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:564 state:D stack:0 pid:6402 tgid:6402 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece25d84 r8:00000002 r7:60000113 r6:ece25d8c r5:859fa400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece25e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab4f8c r4:85ab4c00 r10:61c88647 r9:859fa400 r8:857bb62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 r5:84b4d38c r4:84b4d000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf980 task:kworker/1:565 state:D stack:0 pid:6404 tgid:6404 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:00001000 r4:ece83000 r5:85ab6b8c r4:85ab6800 r10:61c88647 r9:859fd400 r8:857bb92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:566:6406 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:566 state:D stack:0 pid:6406 tgid:6406 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece3dd84 r8:00000002 r7:60000113 r6:ece3dd8c r5:859fec00 r4:859fec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859fec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85ab538c r4:85ab5000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859fec00 r8:857bba2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85ab578c r4:85ab5400 r4:857bb980 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:568:6409 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:568 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece55d84 r8:00000002 r7:60000113 r6:ece55d8c r5:85a32400 r4:85a32400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a32400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece55e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b18c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a32400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece4b000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab5b8c r4:85ab5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab5b8c r4:857bb700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a32400 r8:857bb72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bb700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bb700 r8:80287e08 r7:ece35e60 r6:857f5e80 r5:85a32400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece55fb0 to 0xece55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b1940 INFO: task kworker/1:568:6409 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bcf980 Workqueue: events bpf_prog_free_deferred r5:859fc800 r4:8291a680 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r5:85ab5f8c r4:85ab5c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859fc800 r8:857bbb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:847b17c0 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 r5:84b4d38c r4:84b4d000 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:570:6413 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:570 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece71d84 r8:00000002 r7:60000113 r6:ece71d8c r5:85a00c00 r4:85a00c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a00c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece71e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1980 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece67000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab638c r4:85ab6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab638c r4:857bbb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a00c00 r8:857bbbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bbb80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bbb80 r8:80287e08 r7:ece35e60 r6:857f5f80 r5:85a00c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece71fb0 to 0xece71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b1c80 INFO: task kworker/1:570:6413 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r5:84b4d38c r4:84b4d000 r4:84bc7b80 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:571:6416 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:571 state:D stack:0 pid:6416 tgid:6416 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece81d84 r8:00000002 r7:60000013 r6:ece81d8c r5:85a00000 r4:85a00000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a00000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece81e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1ac0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85ab678c r4:85ab6400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab678c r4:857bbc80 r10:61c88647 r9:85a00000 r8:857bbcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 9d60: 80230ad0 80239bb0 80070013 ffffffff [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:572:6418 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:572 state:D stack:0 pid:6418 tgid:6418 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece91d84 r8:00000002 r7:60000113 r6:ece91d8c r5:85a01800 r4:85a01800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a01800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece91e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847b1f80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a01800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece89000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab6f8c r4:85ab6c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab6f8c r4:857bbd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a01800 r8:857bbd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bbd00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bbd00 r8:80287e08 r7:ece35e60 r6:850c2f80 r5:85a01800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece91fb0 to 0xece91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:847b1c00 INFO: task kworker/1:572:6418 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85af678c r4:857bbd80 r10:61c88647 r9:85a03000 r8:857bbdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:85ab738c r4:85ab7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857bba80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0539d28 to 0xe0539d70) r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:857bbe00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a02400 r7:00000000 r6:83018200 r5:00001000 r4:7f0fd000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecebb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab7b8c r4:85ab7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab7b8c r4:857bbe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a02400 r8:857bbeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bbe80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bbe80 r8:80287e08 r7:ecea9e60 r6:84568180 r5:85a02400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecec5fb0 to 0xecec5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9240 INFO: task kworker/1:576:6425 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:577:6427 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:577 state:D stack:0 pid:6427 tgid:6427 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eced1d84 r8:00000002 r7:60000113 r6:eced1d8c r5:85a05400 r4:85a05400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a05400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9300 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a05400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ff000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecec1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85ab7f8c r4:85ab7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85ab7f8c r4:857bbc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a05400 r8:857bbc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bbc00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bbc00 r8:80287e08 r7:ecea9e60 r6:84568200 r5:85a05400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeced1fb0 to 0xeced1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9140 INFO: task kworker/1:577:6427 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r5:84b4d38c r4:84b4d000 r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:578:6429 blocked for more than 479 seconds. Call trace: [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a06000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecee1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9540 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85a06000 r7:00000000 r6:83018200 r5:00001000 r4:7f101000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eced7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af438c r4:85af4000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af438c r4:857d6f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a06000 r8:857d6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857d6f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6f00 r8:80287e08 r7:ecea9e60 r6:84568280 r5:85a06000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecee1fb0 to 0xecee1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:849e92c0 Call trace: 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:dfb09000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af478c r4:85af4400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af478c r4:857c6f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a06c00 r8:857c6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857c6f00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857c6f00 r8:80287e08 r7:ecea9e60 r6:84568300 r5:85a06c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd01fb0 to 0xecd01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9580 INFO: task kworker/1:579:6432 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:00000000 9d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:84bcf980 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857d6c80 r8:80287e08 r7:ecea9e60 r6:84568380 r5:859fe000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd95fb0 to 0xecd95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e92c0 INFO: task kworker/1:580:6433 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:581:6435 blocked for more than 479 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:00001000 r4:eb845000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 INFO: task kworker/1:582:6438 blocked for more than 479 seconds. r10:8291a684 r9:ecef5d84 r8:00000002 r7:60000013 r6:ecef5d8c r5:85358000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9980 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Exception stack(0xe0539d28 to 0xe0539d70) 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:583:6439 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:583 state:D stack:0 pid:6439 tgid:6439 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecef9d84 r8:00000002 r7:60000013 r6:ecef9d8c r5:8535b000 r4:8535b000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535b000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9b00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535b000 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec4bb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af578c r4:85af5400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af578c r4:84a00200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535b000 r8:84a0022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00200 r8:80287e08 r7:ecea9e60 r6:84568500 r5:8535b000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecef9fb0 to 0xecef9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e98c0 INFO: task kworker/1:583:6439 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:584 state:D stack:0 pid:6441 tgid:6441 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf01d84 r8:00000002 r7:60000013 r6:ecf01d8c r5:8535a400 r4:8535a400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535a400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf01e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9b80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535a400 r7:00000000 r6:83018200 r5:00001000 r4:7f105000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec843000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af5b8c r4:85af5800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af5b8c r4:84a00000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535a400 r8:84a0002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00000 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00000 r8:80287e08 r7:ecea9e60 r6:84568580 r5:8535a400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf01fb0 to 0xecf01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9ac0 INFO: task kworker/1:584:6441 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec87d000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:586 state:D stack:0 pid:6445 tgid:6445 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849e9e80 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8bd000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af638c r4:85af6000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af638c r4:84a00100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535bc00 r8:84a0012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00100 r8:80287e08 r7:ecea9e60 r6:84568680 r5:8535bc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf11fb0 to 0xecf11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9bc0 INFO: task kworker/1:586:6445 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:587:6447 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:587 state:D stack:0 pid:6447 tgid:6447 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf19d84 r8:00000002 r7:60000013 r6:ecf19d8c r5:85359800 r4:85359800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85359800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf19e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85359800 r7:00000000 r6:83018200 r5:00001000 r4:7f129000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecda9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af9b8c r4:85af9800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af9b8c r4:84a00300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85359800 r8:84a0032c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00300 r8:80287e08 r7:ecea9e60 r6:84568700 r5:85359800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf19fb0 to 0xecf19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9dc0 INFO: task kworker/1:587:6447 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8a00000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:588:6449 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:588 state:D stack:0 pid:6449 tgid:6449 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf21d84 r8:00000002 r7:60000013 r6:ecf21d8c r5:8535d400 r4:8535d400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8535d400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf21e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b91180 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:8535d400 r7:00000000 r6:83018200 r5:00001000 r4:7f10d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca03000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af6b8c r4:85af6800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af6b8c r4:84a00380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8535d400 r8:84a003ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00380 r8:80287e08 r7:ecf19e60 r6:84568780 r5:8535d400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf21fb0 to 0xecf21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84b91c40 INFO: task kworker/1:588:6449 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r5:80070013 r4:80239bb0 r4:e0539dc0 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84bc7b80 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:589 state:D stack:0 pid:6451 tgid:6451 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8535e000 r8:84a0052c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0539d28 to 0xe0539d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf31d84 r8:00000002 r7:60000013 r6:ecf31d8c r5:85b30c00 r4:85b30c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b30c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf31e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fc040 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b30c00 r7:00000000 r6:83018200 r5:00001000 r4:7f111000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca71000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af738c r4:85af7000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af738c r4:84a00580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b30c00 r8:84a005ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00580 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00580 r8:80287e08 r7:ecf19e60 r6:84568880 r5:85b30c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf31fb0 to 0xecf31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:849e9f00 INFO: task kworker/1:590:6453 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:591:6455 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:591 state:D stack:0 pid:6455 tgid:6455 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf39d84 r8:00000002 r7:60000113 r6:ecf39d8c r5:85b30000 r4:85b30000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b30000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af778c r4:85af7400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 r4:82ac21e4 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 r5:00001000 r4:ecab3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af7b8c r4:85af7800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af7b8c r4:84a00600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ad5400 r8:84a0062c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00600 r8:80287e08 r7:ecf19e60 r6:84a00680 r5:85ad5400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece15fb0 to 0xece15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856fc0c0 INFO: task kworker/1:592:6457 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:593:6459 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:593 state:D stack:0 pid:6459 tgid:6459 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r4:85ad6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdf5e08 r5:00001000 r4:ecad1000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af7f8c r4:85af7c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af7f8c r4:84a00780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ad6000 r8:84a007ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00780 r8:80287e08 r7:ecf19e60 r6:84a00800 r5:85ad6000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdf5fb0 to 0xecdf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856fc500 INFO: task kworker/1:593:6459 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Call trace: [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r5:00001000 r4:e033d000 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ecf49d84 r8:00000002 r7:60000113 r6:ecf49d8c r5:85ac9800 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af878c r4:85af8400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af878c r4:84a00700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85ac9800 r8:84a0072c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00700 r8:80287e08 r7:ecf19e60 r6:84a00880 r5:85ac9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf49fb0 to 0xecf49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856fc5c0 INFO: task kworker/1:595:6463 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ecf51d84 r8:00000002 r7:60000013 r6:ecf51d8c r5:85aca400 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84a00b00 r8:80287e08 r7:ecf19e60 r6:84568980 r5:85b33c00 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:598:6472 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:598 state:D stack:0 pid:6472 tgid:6472 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf61d84 r8:00000002 r7:60000013 r6:ecf61d8c r5:85b34800 r4:85b34800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b34800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf61e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fcd80 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b34800 r7:00000000 r6:83018200 r5:00001000 r4:7f125000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd81000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af938c r4:85af9000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af938c r4:84a00c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b34800 r8:84a00c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00c00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00c00 r8:80287e08 r7:ecf19e60 r6:84568a80 r5:85b34800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf61fb0 to 0xecf61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856fcf00 INFO: task kworker/1:598:6472 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:599:6473 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:599 state:D stack:0 pid:6473 tgid:6473 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf65d84 r8:00000002 r7:60000113 r6:ecf65d8c r5:85b32400 r4:85b32400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b32400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf65e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fcfc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r5:00001000 r4:ecd9d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af978c r4:85af9400 r7:ddde2d80 r6:83018200 r5:85af978c r4:84a00c80 r10:00000000 r9:84a00c80 r8:80287e08 r7:ecf19e60 r6:84568b00 r5:85b32400 task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:600:6476 blocked for more than 479 seconds. r4:85b36000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf6de08 r5:00001000 r4:ecf75000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afa78c r4:85afa400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afa78c r4:84a00d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b36000 r8:84a00d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00d00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00d00 r8:80287e08 r7:ecf19e60 r6:84568a00 r5:85b36000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf6dfb0 to 0xecf6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ec240 INFO: task kworker/1:600:6476 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf5dd84 r8:00000002 r7:60000013 r6:ecf5dd8c r5:85acbc00 r4:85acbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85acbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf5de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ec140 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85acbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f12b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecdbb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85af9f8c r4:85af9c00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85af9f8c r4:84a00b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85acbc00 r8:84a00bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84a00b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a00b80 r8:80287e08 r7:ecf6de60 r6:84a00d80 r5:85acbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf5dfb0 to 0xecf5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ec240 INFO: task kworker/1:601:6477 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:602 state:D stack:0 pid:6479 tgid:6479 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:00000000 r9:84a00a00 r8:80287e08 r7:ecf6de60 r6:84a00e80 r5:85acc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf69fb0 to 0xecf69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ec380 INFO: task kworker/1:602:6479 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ecf85d84 r8:00000002 r7:60000113 r6:ecf85d8c r5:85b31800 r4:00000000 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afbb8c r4:85afb800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:82ac21e4 r4:00000000 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85afab8c r4:85afa800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b35400 r8:857bbf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:857bbf00 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857bbf00 r8:80287e08 r7:ecf85e60 r6:84568c00 r5:85b35400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf91fb0 to 0xecf91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ec6c0 INFO: task kworker/1:604:6483 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84bc7b80 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc7-syzkaller #0 r10:8291a684 r9:ecf99d84 r8:00000002 r7:60000113 r6:ecf99d8c r5:8535ec00 [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afaf8c r4:85afac00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:856e5000 r8:80287e08 r7:ecf85e60 r6:84568c80 r5:8535ec00 r4:856ec500 Workqueue: events bpf_prog_free_deferred 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 r4:e0539dc0 r5:00001000 r4:e033d000 r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ecfa3000 [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:856e5080 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:607:6490 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:607 state:D stack:0 pid:6490 tgid:6490 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfb1d84 r8:00000002 r7:60000013 r6:ecfb1d8c r5:85b36c00 r4:85b36c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85b36c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856eca00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:85b36c00 r7:00000000 r6:83018200 r5:00001000 r4:7f137000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfa9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afb78c r4:85afb400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afb78c r4:856e5200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85b36c00 r8:856e522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5200 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5200 r8:80287e08 r7:ecf85e60 r6:84568d80 r5:85b36c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfb1fb0 to 0xecfb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ec840 INFO: task kworker/1:607:6490 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:608 state:D stack:0 pid:6492 tgid:6492 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfbde08 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:856e5180 r8:80287e08 r7:ecf85e60 r6:84568e00 r5:849b8000 r4:856ec700 r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:609:6494 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:609 state:D stack:0 pid:6494 tgid:6494 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfc5d84 r8:00000002 r7:60000113 r6:ecfc5d8c r5:849b8c00 r4:849b8c00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b8c00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8478bec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f141000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfd3000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afc78c r4:85afc400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afc78c r4:856e5300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b8c00 r8:856e532c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5300 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5300 r8:80287e08 r7:ecfbde60 r6:84568e80 r5:849b8c00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfc5fb0 to 0xecfc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ecbc0 INFO: task kworker/1:609:6494 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:610:6496 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:610 state:D stack:0 pid:6496 tgid:6496 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf95d84 r8:00000002 r7:60000113 r6:ecf95d8c r5:849b9800 r4:849b9800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b9800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf95e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecdc0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f13d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfc7000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afc38c r4:85afc000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afc38c r4:856e5380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b9800 r8:856e53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5380 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5380 r8:80287e08 r7:ecfc5e60 r6:856da080 r5:849b9800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf95fb0 to 0xecf95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ecd00 INFO: task kworker/1:610:6496 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:611:6499 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:611 state:D stack:0 pid:6499 tgid:6499 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecfe1d84 r8:00000002 r7:60000113 r6:ecfe1d8c r5:849bb000 r4:849bb000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bb000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe1e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecc40 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f143000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfd9000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afcb8c r4:85afc800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afcb8c r4:856e5400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bb000 r8:856e542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5400 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5400 r8:80287e08 r7:ecfc5e60 r6:856da000 r5:849bb000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfe1fb0 to 0xecfe1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478b700 INFO: task kworker/1:611:6499 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:612:6501 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:612 state:D stack:0 pid:6501 tgid:6501 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecff5d84 r8:00000002 r7:60000013 r6:ecff5d8c r5:849ba400 r4:849ba400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849ba400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff5e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8100 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f147000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecff1000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afd38c r4:85afd000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afd38c r4:856e5480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849ba400 r8:856e54ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5480 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5480 r8:80287e08 r7:ecfe1e60 r6:856da100 r5:849ba400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecff5fb0 to 0xecff5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:8478be80 INFO: task kworker/1:612:6501 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:613:6503 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:613 state:D stack:0 pid:6503 tgid:6503 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecff9d84 r8:00000002 r7:60000013 r6:ecff9d8c r5:849bc800 r4:849bc800 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bc800 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff9e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ecec0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f145000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecfeb000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afcf8c r4:85afcc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afcf8c r4:856e5100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bc800 r8:856e512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5100 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5100 r8:80287e08 r7:ecff5e60 r6:856da180 r5:849bc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecff9fb0 to 0xecff9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ece40 INFO: task kworker/1:613:6503 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:614:6504 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:614 state:D stack:0 pid:6504 tgid:6504 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecffdd84 r8:00000002 r7:60000013 r6:ecffdd8c r5:849bd400 r4:849bd400 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bd400 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecffde08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d83c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5b5000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afdb8c r4:85afd800 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afdb8c r4:856e5500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bd400 r8:856e552c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5500 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5500 r8:80287e08 r7:ecff5e60 r6:856da200 r5:849bd400 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecffdfb0 to 0xecffdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856ece40 INFO: task kworker/1:614:6504 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:615:6507 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:615 state:D stack:0 pid:6507 tgid:6507 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece1dd84 r8:00000002 r7:60000013 r6:ece1dd8c r5:849be000 r4:849be000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849be000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece1de08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8280 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849be000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb29000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afd78c r4:85afd400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afd78c r4:856e5280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849be000 r8:856e52ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5280 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5280 r8:80287e08 r7:ecffde60 r6:856da280 r5:849be000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece1dfb0 to 0xece1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d8240 INFO: task kworker/1:615:6507 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:616:6509 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:616 state:D stack:0 pid:6509 tgid:6509 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece59d84 r8:00000002 r7:60000013 r6:ece59d8c r5:849bec00 r4:849bec00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bec00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece59e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8780 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec417000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afe78c r4:85afe400 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afe78c r4:856e5600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bec00 r8:856e562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5600 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5600 r8:80287e08 r7:ecffde60 r6:856da300 r5:849bec00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece59fb0 to 0xece59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d8300 INFO: task kworker/1:616:6509 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:617:6511 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:617 state:D stack:0 pid:6511 tgid:6511 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece75d84 r8:00000002 r7:60000013 r6:ece75d8c r5:849bbc00 r4:849bbc00 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849bbc00 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece75e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d8500 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb939000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afdf8c r4:85afdc00 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afdf8c r4:856e5700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849bbc00 r8:856e572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5700 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5700 r8:80287e08 r7:ece59e60 r6:856da380 r5:849bbc00 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece75fb0 to 0xece75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d8440 INFO: task kworker/1:617:6511 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b4d38c r4:84b4d000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84b4d38c r4:84bc7b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bdc800 r8:84bc7bac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84bc7b80 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84bc7b80 r8:80287e08 r7:e0501e60 r6:84babe00 r5:84bdc800 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0539fb0 to 0xe0539ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:84bcf980 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:618:6512 blocked for more than 479 seconds. Not tainted 6.15.0-rc7-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:618 state:D stack:0 pid:6512 tgid:6512 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a54088>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a53104>] (__schedule) from [<81a54088>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece79d84 r8:00000002 r7:60000013 r6:ece79d8c r5:849f8000 r4:849f8000 [<81a5405c>] (schedule) from [<81a54470>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849f8000 r4:8291a680 [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a54458>] (schedule_preempt_disabled) from [<81a56b54>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a56854>] (__mutex_lock.constprop.0) from [<81a57020>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece79e08 r4:00000000 [<81a5700c>] (__mutex_lock_slowpath) from [<81a57060>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a57024>] (mutex_lock) from [<804e7858>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d86c0 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018205 r8:849f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba69000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc5e0>] (bpf_jit_free) from [<803cd7a4>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85afe38c r4:85afe000 [<803cd658>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85afe38c r4:856e5780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849f8000 r8:856e57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856e5780 [<80287e08>] (worker_thread) from [<8028f07c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856e5780 r8:80287e08 r7:ece59e60 r6:856da400 r5:849f8000 r4:00000001 [<8028ef50>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece79fb0 to 0xece79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef50 r4:856d8580 INFO: task kworker/1:618:6512 is blocked on a mutex likely owned by task kworker/0:181:3703. task:kworker/0:181 state:R running task stack:0 pid:3703 tgid:3703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a53104>] (__schedule) from [<81a544bc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84bdc800 r8:80200be4 r7:e0539d5c r6:ffffffff r5:84bdc800 r4:00000000 [<81a5447c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0539d28 to 0xe0539d70) 9d20: d8e94000 edb95000 00000001 80239b98 7f53b000 00000001 9d40: 82ac15a0 7f53b000 edb95000 8280c928 82ac21c4 e0539da4 e0539da8 e0539d78 9d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e762c>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e741c>] (__purge_vmap_area_lazy) from [<804e79d4>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0539dc0 r5:e0539e08 r4:e0539dc0 [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vm_reset_perms mm/vmalloc.c:3294 [inline]) [<804e77f0>] (_vm_unmap_aliases) from [<804eb738>] (vfree+0x168/0x204 mm/vmalloc.c:3373) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcfc00 r4:00000000 [<804eb5d0>] (vfree) from [<8054b184>] (execmem_free+0x30/0x50 mm/execmem.c:431) r9:83018005 r8:84bdc800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b154>] (execmem_free) from [<803cc268>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e033d000 [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc258>] (bpf_jit_free_exec) from [<803cc648>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246)