Extracting prog: 6m54.455248173s Minimizing prog: 1h51m45.142670131s Simplifying prog options: 0s Extracting C: 8m59.191386248s Simplifying C: 57m52.915613733s 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$BPF_TASK_FD_QUERY-openat$cgroup_root-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="180000000000000000000000000000006112000000000000950000000000000051fa7824c74186dc02ec0696c37b64e3b24da3180100000005165c0f63cdc2e82818254950ee03568b8809a1ff4c7c4750eabfafcb9531b31e6a86827d1010c5a909ab98e00e19644a88e95ba26d1c9eecddb2d11c541418ceeb29b9b6829c6e433822bdb3cc85244aab60c1aae1314d7381fcfeb970bea672cf1e926f6a51479343144648a07a975bd89dc398712376610f6254f12495b4658319684387f6f3543205d4bc4ce05b8b961103673dff7f158052e62b20f05fd24108d8363d44fcd0f8f3647899762a17282a1914452d11f557c28f396eebdc858558db0276d14f9035f2b5f703e5be7e4acf8b78c2834ae5805fffee38a9a0033d520bcf6b08ede50899d4b9bdf85c71c5de2503dab358f42a2624c7daa9ed44039aab46419496362e54cfad05a0004ac71a003d7b85d07191bed4e5a890826300214146f7ed569985439baa355c2766dd056f5d79e454f3d873095e7a237bc06d035a8d601f21746d886419f38b34a495040000000071c2f0cce8c93cc17e9afa314fcb2ba15d646c66b0f65021829f87d988b4e2d71753b1549fa734f0b2e56dbd21ed2e09d0cddad721971637f384eed3034597c93e1c52f42cad0ed09c395dc6e9703660fefa1c80f467367c006f25caf0cbcefd13d68839893e39c588eb032905f91cafa4996dbf0c9be9654db05fb918086cc8228d02a3092c0830b8f587a5624515298b2d4eb2bde6f9a2eb83d53f717f13fa7552d92c51dbd32ea50c490ecd085d2811a7555c538cffffff7f00000000dd872244bfa64779e0f43a9c277e2910b7ccdc3d6726d34ad2101033a623ca2a49ad344884289130bc71cee2b7de62bf48129ae1af052a2d46a61625735a9eea7f793946b3229e861d8ea49806b3f7d4295f6b000000000000f337b1ceb2d8a65dcdcd895d7ba37098d2593fdaaef445af5bee02019c00000099b13ecda2a5b37de0519e974cba92ebaf0f701611a9b027ce04340bda4594cc9049c3f101629ab028145e004209ebe71a6fe84af50804000000000000004a27213354964e250a98fe357676f94b6947383e320fbb1118f586d5b9b1b977e1e1a4490ff67703a9b5900f8a6f8a805879dd91ec5ff435b219c53680c0ae04dcc4ef69b98fcb0d6b6a03a8b71a66b4e2876dc4b610444bf10000000000b046b6ae5d68156bcbd6d8793ade9a22ac8fc7857e5bbc14adc4e12b08f350c6789283b9990c72e64372a1f79769a8bdc632fc1a0b3417855d8b7d25ca4d404c23631ad3d2f55dcd385371c86170a4bca58c2b2b4eabc365f45bd10bb45b0c5bc354456a52be18d9b44014d20a3c51c8f013dade83562e73278662829e4f5a9ac00fd91178468c737f0872d97d38d11a176be5a0d7294c51eb161eddcfefa8837c7430721851ec2a107af0df6d43e732bbc01e76c66895eb85d36798d61622773591ee21ad9f6a1b73fa9cf3ffeb8a00b63af800a81d0fb8aa29df8b8ad6fbafefb5802a23cbdeeabceda5bfc5ff2fa5c1d61d04a1324794c6ed000696d9f04010c35474e690545c3d9bd836d4cef2585ba616e01c3d000000000000000000470ebc6f3453ecbf3047e4547d7632d3ad21798e730cb5d1da059b5bdb8107815dff995c0788906790406dfb4f8ee9f24ff94233e2e6e581e6e5de33a5f254c9a8b612547473c3001df3928dac9203b744619082421a8da7c00000000000000000000000000000018a73ef40cca690fb7595c6962984f8276677be6f66cbdbccf1896433808c9c84d74ac4a7c186a04a2250972f7acb156b21f9826b6acb7db32c4e3b3ec8b59fd972975edb1da872d81a35e4fda2f5cbde6b40bea20418c6e9dad30b791eea58f53e80fee4dd7fe08373ea2784fcd3a65261de71eb866458d2c22a"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000e40)=ANY=[@ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="0200000002"], 0x10) 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$BPF_TASK_FD_QUERY-openat$cgroup_root-bpf$PROG_LOAD-bpf$BPF_PROG_DETACH detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) r0 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) bpf$BPF_PROG_DETACH(0x8, &(0x7f0000000e40)=ANY=[@ANYRES32=r0, @ANYRES32=r1, @ANYBLOB="0200000002"], 0x10) program crashed: lost connection to test machine single: successfully extracted reproducer found reproducer with 4 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$BPF_TASK_FD_QUERY-openat$cgroup_root-bpf$PROG_LOAD detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) 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$BPF_TASK_FD_QUERY-openat$cgroup_root detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000), 0x200002, 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$BPF_TASK_FD_QUERY-bpf$PROG_LOAD detailed listing: executing program 0: bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000240)={0x0, 0xffffffffffffffff, 0x0, 0x7, &(0x7f0000000000)='cgroup\x00'}, 0x30) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) 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, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x70) 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, &(0x7f0000000080)={0x9, 0x4, 0x0, &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 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, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 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, &(0x7f0000000080)={0x9, 0x4, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @cgroup_sock, 0xffffffffffffffff, 0x8, 0x0, 0x0, 0x10, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x10, 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 3h5m31.704964015s repro crashed as (corrupted=false): INFO: task kworker/0:1:11 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1 state:D stack:0 pid:11 tgid:11 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df845d84 r8:00000002 r7:60000113 r6:df845d8c r5:83238000 r4:83238000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83238000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df845e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f3040 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83238000 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0013000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8589ef8c r4:8589ec00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8589ef8c r4:830b8600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83238000 r8:830b862c r7:82804d40 r6:dddced80 r5:dddceda0 r4:830b8600 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8600 r8:80287e08 r7:df83de60 r6:830b8680 r5:83238000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf845fb0 to 0xdf845ff8) 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 r5:8028ef48 r4:830b51c0 INFO: task kworker/0:1:11 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: ba1e3000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 INFO: task kworker/1:0:23 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df879d84 r8:00000002 r7:60000113 r6:df879d8c r5:83242400 r4:83242400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83242400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957a40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83242400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e003d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848c738c r4:848c7000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848c738c r4:830cc080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83242400 r8:830cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:830cc080 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cc080 r8:80287e08 r7:df819d50 r6:830cc100 r5:83242400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf879fb0 to 0xdf879ff8) 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 r5:8028ef48 r4:830cb100 INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 INFO: task kworker/1:1:60 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1 state:D stack:0 pid:60 tgid:60 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df955d84 r8:00000002 r7:60000113 r6:df955d8c r5:83830000 r4:83830000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83830000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df955e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e56480 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83830000 r7:00000000 r6:83018200 r5:00001000 r4:7f135000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed343000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e8838c r4:85e88000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e8838c r4:8329d080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83830000 r8:8329d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8329d080 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8329d080 r8:80287e08 r7:df879e60 r6:83884380 r5:83830000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf955fb0 to 0xdf955ff8) 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 r5:8028ef48 r4:8329b040 INFO: task kworker/1:1:60 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 INFO: task kworker/1:2:721 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:2 state:D stack:0 pid:721 tgid:721 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:e019dd84 r8:00000002 r7:60000113 r6:e019dd8c r5:83a73c00 r4:83a73c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a73c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e019de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84957040 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83a73c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb13000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:848c6b8c r4:848c6800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:848c6b8c r4:83b77480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a73c00 r8:83b774ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83b77480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83b77480 r8:80287e08 r7:df879e60 r6:83c09c00 r5:83a73c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe019dfb0 to 0xe019dff8) 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 r5:8028ef48 r4:83b781c0 INFO: task kworker/1:2:721 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 INFO: task kworker/1:3:2888 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:3 state:D stack:0 pid:2888 tgid:2888 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebc2dd84 r8:00000002 r7:60000113 r6:ebc2dd8c r5:83a65400 r4:83a65400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a65400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc2de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85023b00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83a65400 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df987000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85149b8c r4:85149800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85149b8c r4:84528280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a65400 r8:845282ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84528280 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84528280 r8:80287e08 r7:df879e60 r6:84528200 r5:83a65400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc2dfb0 to 0xebc2dff8) 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 r5:8028ef48 r4:845275c0 INFO: task kworker/1:3:2888 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 INFO: task kworker/1:4:2889 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:4 state:D stack:0 pid:2889 tgid:2889 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ebca9d84 r8:00000002 r7:60000113 r6:ebca9d8c r5:83a66c00 r4:83a66c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a66c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebca9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8500d9c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83a66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb61000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84429f8c r4:84429c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84429f8c r4:84528180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a66c00 r8:845281ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84528180 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84528180 r8:80287e08 r7:ebc2de60 r6:84528100 r5:83a66c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebca9fb0 to 0xebca9ff8) 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 r5:8028ef48 r4:845275c0 INFO: task kworker/1:4:2889 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 INFO: task kworker/0:4:3112 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:4 state:D stack:0 pid:3112 tgid:3112 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df979d84 r8:00000002 r7:60000013 r6:df979d8c r5:83d08c00 r4:83d08c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83d08c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df979e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849019c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83d08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfccd000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f0f8c r4:850f0c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850f0f8c r4:84739600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83d08c00 r8:8473962c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84739600 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84739600 r8:80287e08 r7:ec5f1e60 r6:84739580 r5:83d08c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf979fb0 to 0xdf979ff8) 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 r5:8028ef48 r4:8423e1c0 INFO: task kworker/0:4:3112 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 INFO: task kworker/0:5:3113 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:3113 tgid:3113 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9cdd84 r8:00000002 r7:60000113 r6:df9cdd8c r5:83d0d400 r4:83d0d400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83d0d400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9cde08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850163c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83d0d400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e04c5000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:850f078c r4:850f0400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:850f078c r4:84739f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83d0d400 r8:84739f2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84739f00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84739f00 r8:80287e08 r7:df979e60 r6:84739e80 r5:83d0d400 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8423e1c0 INFO: task kworker/0:5:3113 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 INFO: task kworker/1:5:3118 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:5 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9f9d84 r8:00000002 r7:60000113 r6:df9f9d8c r5:83d0e000 r4:83d0e000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83d0e000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85032300 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83d0e000 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9c1000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b69b8c r4:84b69800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b69b8c r4:83aa9580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83d0e000 r8:83aa95ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9580 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9580 r8:80287e08 r7:ebc2de60 r6:84739f80 r5:83d0e000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) 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 r5:8028ef48 r4:8457a880 INFO: task kworker/1:5:3118 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 INFO: task kworker/1:6:3119 blocked for more than 450 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:6 state:D stack:0 pid:3119 tgid:3119 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9fdd84 r8:00000002 r7:60000113 r6:df9fdd8c r5:83d0a400 r4:83d0a400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83d0a400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9fde08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85088880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83d0a400 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e059d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84b6ab8c r4:84b6a800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:84b6ab8c r4:83aa9500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83d0a400 r8:83aa952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9500 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9500 r8:80287e08 r7:ebc2de60 r6:84739e00 r5:83d0a400 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8457aac0 INFO: task kworker/1:6:3119 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:7:3120 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:7 state:D stack:0 pid:3120 tgid:3120 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa09d84 r8:00000002 r7:60000113 r6:dfa09d8c r5:83d0ec00 r4:83d0ec00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83d0ec00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84967900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83d0ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabc5000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8514838c r4:85148000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8514838c r4:83aa9480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83d0ec00 r8:83aa94ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9480 r8:80287e08 r7:ebc2de60 r6:84739080 r5:83d0ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa09fb0 to 0xdfa09ff8) 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 r5:8028ef48 r4:8457aac0 INFO: task kworker/1:7:3120 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:6:3124 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:6 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df965d84 r8:00000002 r7:60000113 r6:df965d8c r5:83d09800 r4:83d09800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83d09800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df965e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597ce80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83d09800 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec927000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a40f8c r4:85a40c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a40f8c r4:84739500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83d09800 r8:8473952c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84739500 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84739500 r8:80287e08 r7:df979e60 r6:842b3600 r5:83d09800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf965fb0 to 0xdf965ff8) 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 r5:8028ef48 r4:8423ea00 INFO: task kworker/0:6:3124 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:7:3125 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:7 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9f5d84 r8:00000002 r7:60000013 r6:df9f5d8c r5:83d0b000 r4:83d0b000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83d0b000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857d1740 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83d0b000 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa97000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8575d38c r4:8575d000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:8575d38c r4:842b3500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83d0b000 r8:842b352c r7:82804d40 r6:dddced80 r5:dddceda0 r4:842b3500 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:842b3500 r8:80287e08 r7:df965e60 r6:843ab000 r5:83d0b000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) 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 r5:8028ef48 r4:8423ea00 INFO: task kworker/0:7:3125 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:8:3128 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:8 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa39d84 r8:00000002 r7:60000113 r6:dfa39d8c r5:8384b000 r4:8384b000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8384b000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa39e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85238f40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8384b000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac1d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8514a38c r4:8514a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8514a38c r4:83aa9380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8384b000 r8:83aa93ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9380 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9380 r8:80287e08 r7:ebc2de60 r6:843ab080 r5:8384b000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa39fb0 to 0xdfa39ff8) 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 r5:8028ef48 r4:8457aec0 INFO: task kworker/1:8:3128 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:9:3130 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:9 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:83a58c00 r4:83a58c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83a58c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299b80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83a58c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc0b000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8514af8c r4:8514ac00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8514af8c r4:83aa9300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83a58c00 r8:83aa932c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9300 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9300 r8:80287e08 r7:dfa39e60 r6:843ab100 r5:83a58c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa45fb0 to 0xdfa45ff8) 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 r5:8028ef48 r4:8457a3c0 INFO: task kworker/1:9:3130 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:10:3133 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:10 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:df9b9d84 r8:00000002 r7:60000113 r6:df9b9d8c r5:843bc800 r4:843bc800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:843bc800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8457a380 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:843bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa27000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8442b38c r4:8442b000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8442b38c r4:83aa9280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:843bc800 r8:83aa92ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9280 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9280 r8:80287e08 r7:dfa45e60 r6:83aa9200 r5:843bc800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9b9fb0 to 0xdf9b9ff8) 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 r5:8028ef48 r4:8457a680 INFO: task kworker/1:10:3133 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:11:3134 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:11 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa65d84 r8:00000002 r7:60000113 r6:dfa65d8c r5:84275400 r4:84275400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84275400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b8980 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84275400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e88f9000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8532738c r4:85327000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8532738c r4:83aa9180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84275400 r8:83aa91ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9180 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9180 r8:80287e08 r7:df9b9e60 r6:843ab180 r5:84275400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa65fb0 to 0xdfa65ff8) 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 r5:8028ef48 r4:84238040 INFO: task kworker/1:11:3134 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: be661000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:12:3136 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:12 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa79d84 r8:00000002 r7:60000113 r6:dfa79d8c r5:84266000 r4:84266000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84266000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa79e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8548a280 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84266000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf91000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85327f8c r4:85327c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85327f8c r4:83aa9100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84266000 r8:83aa912c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9100 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9100 r8:80287e08 r7:dfa65e60 r6:843ab200 r5:84266000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa79fb0 to 0xdfa79ff8) 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 r5:8028ef48 r4:84238280 INFO: task kworker/1:12:3136 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:13:3138 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:13 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa89d84 r8:00000002 r7:60000113 r6:dfa89d8c r5:84261800 r4:84261800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84261800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854687c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84261800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe19000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:853b6b8c r4:853b6800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:853b6b8c r4:83aa9080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84261800 r8:83aa90ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9080 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9080 r8:80287e08 r7:dfa79e60 r6:843ab280 r5:84261800 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:84238140 INFO: task kworker/1:13:3138 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:14:3139 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:3139 tgid:3139 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa8dd84 r8:00000002 r7:60000013 r6:dfa8dd8c r5:84260c00 r4:84260c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84260c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85588800 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84260c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eada5000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8543738c r4:85437000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8543738c r4:83aa9000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84260c00 r8:83aa902c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9000 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9000 r8:80287e08 r7:dfa89e60 r6:843ab300 r5:84260c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa8dfb0 to 0xdfa8dff8) 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 r5:8028ef48 r4:84238140 INFO: task kworker/1:14:3139 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:15:3141 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:15 state:D stack:0 pid:3141 tgid:3141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa95d84 r8:00000002 r7:60000113 r6:dfa95d8c r5:84262400 r4:84262400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84262400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85489d00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84262400 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffe5000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85434f8c r4:85434c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85434f8c r4:83aa9880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84262400 r8:83aa98ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9880 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9880 r8:80287e08 r7:dfa8de60 r6:843ab380 r5:84262400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa95fb0 to 0xdfa95ff8) 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 r5:8028ef48 r4:842381c0 INFO: task kworker/1:15:3141 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:16:3144 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:16 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:84265400 r4:84265400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84265400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f34c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84265400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac93000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85435b8c r4:85435800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85435b8c r4:83aa9600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84265400 r8:83aa962c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9600 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9600 r8:80287e08 r7:dfa8de60 r6:843ab400 r5:84265400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfab1fb0 to 0xdfab1ff8) 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 r5:8028ef48 r4:84238600 INFO: task kworker/1:16:3144 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:17:3145 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:17 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa5dd84 r8:00000002 r7:60000113 r6:dfa5dd8c r5:843b9800 r4:843b9800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:843b9800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855612c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:843b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb66b000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85436f8c r4:85436c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85436f8c r4:83aa9c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:843b9800 r8:83aa9cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9c80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9c80 r8:80287e08 r7:dfa8de60 r6:83aa9b00 r5:843b9800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa5dfb0 to 0xdfa5dff8) 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 r5:8028ef48 r4:842381c0 INFO: task kworker/1:17:3145 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:18:3148 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:18 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaadd84 r8:00000002 r7:60000113 r6:dfaadd8c r5:843be000 r4:843be000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:843be000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaade08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85627fc0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:843be000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb84d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85437f8c r4:85437c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85437f8c r4:83aa9a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:843be000 r8:83aa9aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9a80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9a80 r8:80287e08 r7:dfa8de60 r6:83aa9a00 r5:843be000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaadfb0 to 0xdfaadff8) 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 r5:8028ef48 r4:84238800 INFO: task kworker/1:18:3148 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:19:3149 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:19 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfa51d84 r8:00000002 r7:60000113 r6:dfa51d8c r5:843bd400 r4:843bd400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:843bd400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa51e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85643140 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:843bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf17000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855e4b8c r4:855e4800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:855e4b8c r4:83aa9800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:843bd400 r8:83aa982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9800 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9800 r8:80287e08 r7:dfaade60 r6:83aa9980 r5:843bd400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa51fb0 to 0xdfa51ff8) 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 r5:8028ef48 r4:84238800 INFO: task kworker/1:19:3149 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:20:3152 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:20 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:843bec00 r4:843bec00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:843bec00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d6500 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:843bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaad000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:855e638c r4:855e6000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:855e638c r4:83aa9680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:843bec00 r8:83aa96ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9680 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9680 r8:80287e08 r7:dfa51e60 r6:83aa9900 r5:843bec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfac9fb0 to 0xdfac9ff8) 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 r5:8028ef48 r4:84238b00 INFO: task kworker/1:20:3152 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:21:3154 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:21 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:843b8000 r4:843b8000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:843b8000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ba740 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:843b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfacb000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8574ef8c r4:8574ec00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8574ef8c r4:83aa9780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:843b8000 r8:83aa97ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9780 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9780 r8:80287e08 r7:dfac9e60 r6:83aa9700 r5:843b8000 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:84238c40 INFO: task kworker/1:21:3154 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:22:3156 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:22 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb05d84 r8:00000002 r7:60000113 r6:dfb05d8c r5:84260000 r4:84260000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84260000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb05e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d3200 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84260000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaef3000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:856fdf8c r4:856fdc00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:856fdf8c r4:83aa9b80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84260000 r8:83aa9bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9b80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9b80 r8:80287e08 r7:dfae1e60 r6:843ab480 r5:84260000 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8423e6c0 INFO: task kworker/1:22:3156 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:23:3158 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:23 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfad5d84 r8:00000002 r7:60000013 r6:dfad5d8c r5:84250000 r4:84250000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84250000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85861f80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84250000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb07000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85781f8c r4:85781c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85781f8c r4:83aa9c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84250000 r8:83aa9c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9c00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9c00 r8:80287e08 r7:dfae1e60 r6:83aa9d00 r5:84250000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfad5fb0 to 0xdfad5ff8) 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 r5:8028ef48 r4:8423e6c0 INFO: task kworker/1:23:3158 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:24:3161 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:24 state:D stack:0 pid:3161 tgid:3161 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb19d84 r8:00000002 r7:60000113 r6:dfb19d8c r5:83833c00 r4:83833c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83833c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb19e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85979c40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec62b000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858c278c r4:858c2400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858c278c r4:83aa9d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83833c00 r8:83aa9dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9d80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9d80 r8:80287e08 r7:dfad5e60 r6:83aa9e00 r5:83833c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb19fb0 to 0xdfb19ff8) 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 r5:8028ef48 r4:83d5d100 INFO: task kworker/1:24:3161 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:8:3162 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:8 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb25d84 r8:00000002 r7:60000113 r6:dfb25d8c r5:83833000 r4:83833000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83833000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb25e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597cd40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:83833000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec903000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a40b8c r4:85a40800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a40b8c r4:843ab500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83833000 r8:843ab52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:843ab500 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843ab500 r8:80287e08 r7:df965e60 r6:83aa9e80 r5:83833000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb25fb0 to 0xdfb25ff8) 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 r5:8028ef48 r4:8446b880 INFO: task kworker/0:8:3162 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:25:3164 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:25 state:D stack:0 pid:3164 tgid:3164 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:83830c00 r4:83830c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83830c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589aa40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb01000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8442e38c r4:8442e000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8442e38c r4:83aa9f00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83830c00 r8:83aa9f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:83aa9f00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83aa9f00 r8:80287e08 r7:dfb19e60 r6:83aa9f80 r5:83830c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb29fb0 to 0xdfb29ff8) 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 r5:8028ef48 r4:83d5d280 INFO: task kworker/1:25:3164 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:26:3170 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:26 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:83836c00 r4:83836c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83836c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85983580 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb387000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858fdb8c r4:858fd800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858fdb8c r4:84900000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83836c00 r8:8490002c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84900000 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84900000 r8:80287e08 r7:dfb19e60 r6:84900080 r5:83836c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) 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 r5:8028ef48 r4:83d5d780 INFO: task kworker/1:26:3170 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:27:3171 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:27 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:83831800 r4:83831800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83831800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e2b40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83831800 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df971000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858fef8c r4:858fec00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858fef8c r4:84900100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83831800 r8:8490012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84900100 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84900100 r8:80287e08 r7:dfaf9e60 r6:84900180 r5:83831800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaedfb0 to 0xdfaedff8) 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 r5:8028ef48 r4:83d5d780 INFO: task kworker/1:27:3171 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:28:3172 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:28 state:D stack:0 pid:3172 tgid:3172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:83832400 r4:83832400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:83832400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e2c80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:83832400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0547000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858ff38c r4:858ff000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858ff38c r4:84900200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:83832400 r8:8490022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84900200 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84900200 r8:80287e08 r7:dfaede60 r6:84900280 r5:83832400 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:83d5d780 INFO: task kworker/1:28:3172 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:30:3175 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:30 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb5dd84 r8:00000002 r7:60000113 r6:dfb5dd8c r5:84256c00 r4:84256c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84256c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb5de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85d58040 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84256c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc13000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d16b8c r4:85d16800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d16b8c r4:84900400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84256c00 r8:8490042c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84900400 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84900400 r8:80287e08 r7:dfb59e60 r6:84900480 r5:84256c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb5dfb0 to 0xdfb5dff8) 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 r5:8028ef48 r4:83d5d780 INFO: task kworker/1:30:3175 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:9:3176 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:9 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb69d84 r8:00000002 r7:60000113 r6:dfb69d8c r5:84920000 r4:84920000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84920000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb69e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85980480 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84920000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec93b000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4138c r4:85a41000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4138c r4:843ab580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84920000 r8:843ab5ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843ab580 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843ab580 r8:80287e08 r7:df965e60 r6:84900500 r5:84920000 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8446bf40 INFO: task kworker/0:9:3176 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:10:3179 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:10 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:84920c00 r4:84920c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84920c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4300 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84920c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaa7000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a41b8c r4:85a41800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a41b8c r4:843ab600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84920c00 r8:843ab62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:843ab600 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843ab600 r8:80287e08 r7:dfb69e60 r6:84900580 r5:84920c00 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8446be40 INFO: task kworker/0:10:3179 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:11:3181 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:11 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb89d84 r8:00000002 r7:60000113 r6:dfb89d8c r5:84921800 r4:84921800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84921800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb89e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4400 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84921800 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df95d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a41f8c r4:85a41c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a41f8c r4:843ab680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84921800 r8:843ab6ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843ab680 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843ab680 r8:80287e08 r7:dfb75e60 r6:84900600 r5:84921800 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8446bac0 INFO: task kworker/0:11:3181 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:12:3183 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:12 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb99d84 r8:00000002 r7:60000113 r6:dfb99d8c r5:84923000 r4:84923000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84923000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4500 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84923000 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaed000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4238c r4:85a42000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4238c r4:843ab780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84923000 r8:843ab7ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843ab780 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843ab780 r8:80287e08 r7:dfb89e60 r6:84900680 r5:84923000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb99fb0 to 0xdfb99ff8) 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 r5:8028ef48 r4:8446b100 INFO: task kworker/0:12:3183 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:13:3185 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:13 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:84264800 r4:84264800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84264800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4640 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84264800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb171000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4278c r4:85a42400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4278c r4:843ab700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84264800 r8:843ab72c r7:82804d40 r6:dddced80 r5:dddceda0 r4:843ab700 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843ab700 r8:80287e08 r7:dfb99e60 r6:843ab800 r5:84264800 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:84390d00 INFO: task kworker/0:13:3185 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:14:3187 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:14 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfba9d84 r8:00000002 r7:60000113 r6:dfba9d8c r5:84263000 r4:84263000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84263000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84263000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb689000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4338c r4:85a43000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4338c r4:843ab880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84263000 r8:843ab8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843ab880 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843ab880 r8:80287e08 r7:dfb41e60 r6:843ab900 r5:84263000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfba9fb0 to 0xdfba9ff8) 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 r5:8028ef48 r4:84904000 INFO: task kworker/0:14:3187 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:15:3189 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:15 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfb8dd84 r8:00000002 r7:60000113 r6:dfb8dd8c r5:84274800 r4:84274800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84274800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4740 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84274800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5ab000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a42b8c r4:85a42800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a42b8c r4:843ab980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84274800 r8:843ab9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843ab980 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843ab980 r8:80287e08 r7:dfba9e60 r6:843aba00 r5:84274800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb8dfb0 to 0xdfb8dff8) 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 r5:8028ef48 r4:84904000 INFO: task kworker/0:15:3189 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:16:3192 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:16 state:D stack:0 pid:3192 tgid:3192 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:84465400 r4:84465400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84465400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4840 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84465400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb61f000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a42f8c r4:85a42c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a42f8c r4:843aba80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84465400 r8:843abaac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843aba80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843aba80 r8:80287e08 r7:dfba9e60 r6:843abb00 r5:84465400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbbdfb0 to 0xdfbbdff8) 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 r5:8028ef48 r4:84904500 INFO: task kworker/0:16:3192 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:17:3194 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:17 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbc9d84 r8:00000002 r7:60000113 r6:dfbc9d8c r5:84466000 r4:84466000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84466000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4a00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84466000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb70f000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4378c r4:85a43400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4378c r4:843abb80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84466000 r8:843abbac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843abb80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843abb80 r8:80287e08 r7:dfba9e60 r6:843abc00 r5:84466000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) 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 r5:8028ef48 r4:84904340 INFO: task kworker/0:17:3194 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:18:3195 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:18 state:D stack:0 pid:3195 tgid:3195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbd5d84 r8:00000002 r7:60000113 r6:dfbd5d8c r5:84466c00 r4:84466c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84466c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4e00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84466c00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba01000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4478c r4:85a44400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4478c r4:843abc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84466c00 r8:843abcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843abc80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843abc80 r8:80287e08 r7:dfbc9e60 r6:843abd00 r5:84466c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) 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 r5:8028ef48 r4:84904680 INFO: task kworker/0:18:3195 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:19:3197 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:19 state:D stack:0 pid:3197 tgid:3197 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbe1d84 r8:00000002 r7:60000113 r6:dfbe1d8c r5:84460000 r4:84460000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84460000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe1e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4b40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84460000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb775000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a43b8c r4:85a43800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a43b8c r4:843abd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84460000 r8:843abdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843abd80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843abd80 r8:80287e08 r7:dfbd5e60 r6:843abe00 r5:84460000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbe1fb0 to 0xdfbe1ff8) 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 r5:8028ef48 r4:84904640 INFO: task kworker/0:19:3197 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:20:3199 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:20 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbf9d84 r8:00000002 r7:60000113 r6:dfbf9d8c r5:84460c00 r4:84460c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84460c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4d00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84460c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8c7000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4438c r4:85a44000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4438c r4:843abe80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84460c00 r8:843abeac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843abe80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843abe80 r8:80287e08 r7:dfbd5e60 r6:843abf00 r5:84460c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbf9fb0 to 0xdfbf9ff8) 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 r5:8028ef48 r4:84904a00 INFO: task kworker/0:20:3199 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:21:3201 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:21 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc05d84 r8:00000002 r7:60000113 r6:dfc05d8c r5:84462400 r4:84462400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84462400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc05e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4f00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84462400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba63000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a44b8c r4:85a44800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a44b8c r4:843abf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84462400 r8:843abfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:843abf80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:843abf80 r8:80287e08 r7:dfbd5e60 r6:8423b000 r5:84462400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc05fb0 to 0xdfc05ff8) 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 r5:8028ef48 r4:849048c0 INFO: task kworker/0:21:3201 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: beb95000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:22:3203 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:22 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc11d84 r8:00000002 r7:60000013 r6:dfc11d8c r5:84463000 r4:84463000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84463000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4fc0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84463000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5d5000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a44f8c r4:85a44c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a44f8c r4:8423b080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84463000 r8:8423b0ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423b080 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423b080 r8:80287e08 r7:dfc05e60 r6:8423b100 r5:84463000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc11fb0 to 0xdfc11ff8) 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 r5:8028ef48 r4:84904c00 INFO: task kworker/0:22:3203 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:23:3205 blocked for more than 451 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:23 state:D stack:0 pid:3205 tgid:3205 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc1dd84 r8:00000002 r7:60000113 r6:dfc1dd8c r5:8337ec00 r4:8337ec00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8337ec00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc1de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597cf80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8337ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5f7000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4538c r4:85a45000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4538c r4:8423b180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8337ec00 r8:8423b1ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423b180 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423b180 r8:80287e08 r7:dfc11e60 r6:8423b200 r5:8337ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc1dfb0 to 0xdfc1dff8) 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 r5:8028ef48 r4:84904e40 INFO: task kworker/0:23:3205 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:24:3208 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:24 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc35d84 r8:00000002 r7:60000113 r6:dfc35d8c r5:84440000 r4:84440000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84440000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc35e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85979d40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84440000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec60d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4578c r4:85a45400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4578c r4:8423b280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84440000 r8:8423b2ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423b280 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423b280 r8:80287e08 r7:dfc1de60 r6:8423b300 r5:84440000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc35fb0 to 0xdfc35ff8) 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 r5:8028ef48 r4:8439e100 INFO: task kworker/0:24:3208 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:31:3209 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:31 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc39d84 r8:00000002 r7:60000013 r6:dfc39d8c r5:84445400 r4:84445400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84445400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc39e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e6bdc0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84445400 r7:00000000 r6:83018200 r5:00001000 r4:7f183000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed277000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d8ef8c r4:85d8ec00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d8ef8c r4:84900780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84445400 r8:849007ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84900780 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84900780 r8:80287e08 r7:dfb59e60 r6:8423b380 r5:84445400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc39fb0 to 0xdfc39ff8) 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 r5:8028ef48 r4:84ae25c0 INFO: task kworker/1:31:3209 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3210 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:3210 tgid:3210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:84441800 r4:84441800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84441800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d4f80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84441800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec61f000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a45b8c r4:85a45800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a45b8c r4:8423b400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84441800 r8:8423b42c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423b400 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423b400 r8:80287e08 r7:dfc35e60 r6:8423b480 r5:84441800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc3dfb0 to 0xdfc3dff8) 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 r5:8028ef48 r4:8439e2c0 INFO: task kworker/0:25:3210 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:26:3213 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:26 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc51d84 r8:00000002 r7:60000013 r6:dfc51d8c r5:84440c00 r4:84440c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84440c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc51e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859de280 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84440c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec671000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4638c r4:85a46000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4638c r4:8423b500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84440c00 r8:8423b52c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423b500 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423b500 r8:80287e08 r7:dfc3de60 r6:8423b580 r5:84440c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc51fb0 to 0xdfc51ff8) 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 r5:8028ef48 r4:8439e5c0 INFO: task kworker/0:26:3213 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:27:3216 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:27 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc71d84 r8:00000002 r7:60000113 r6:dfc71d8c r5:84444800 r4:84444800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84444800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc71e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859de380 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84444800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec68b000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4678c r4:85a46400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4678c r4:8423b600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84444800 r8:8423b62c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423b600 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423b600 r8:80287e08 r7:dfc51e60 r6:8423b680 r5:84444800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc71fb0 to 0xdfc71ff8) 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 r5:8028ef48 r4:8439e800 INFO: task kworker/0:27:3216 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:32:3218 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:32 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:84446c00 r4:84446c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84446c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e6be80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84446c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6b9000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d8f38c r4:85d8f000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d8f38c r4:84900800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84446c00 r8:8490082c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84900800 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84900800 r8:80287e08 r7:dfb59e60 r6:8423b700 r5:84446c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc79fb0 to 0xdfc79ff8) 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 r5:8028ef48 r4:84ae2a00 INFO: task kworker/1:32:3218 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:33:3219 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:33 state:D stack:0 pid:3219 tgid:3219 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc85d84 r8:00000002 r7:60000113 r6:dfc85d8c r5:84442400 r4:84442400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84442400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc85e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ae26c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84442400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec67f000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d8f78c r4:85d8f400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d8f78c r4:84900880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84442400 r8:849008ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84900880 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84900880 r8:80287e08 r7:dfb59e60 r6:8423b780 r5:84442400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc85fb0 to 0xdfc85ff8) 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 r5:8028ef48 r4:84ae28c0 INFO: task kworker/1:33:3219 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:34:3221 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:34 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc8dd84 r8:00000002 r7:60000013 r6:dfc8dd8c r5:84461800 r4:84461800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84461800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e61ec0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84461800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed233000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d8fb8c r4:85d8f800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85d8fb8c r4:84900900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84461800 r8:8490092c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84900900 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84900900 r8:80287e08 r7:dfb59e60 r6:8423b800 r5:84461800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc8dfb0 to 0xdfc8dff8) 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 r5:8028ef48 r4:84ae2a40 INFO: task kworker/1:34:3221 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:28:3223 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:28 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc89d84 r8:00000002 r7:60000113 r6:dfc89d8c r5:84464800 r4:84464800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84464800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc89e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859de4c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84464800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6ab000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a46b8c r4:85a46800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a46b8c r4:8423b880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84464800 r8:8423b8ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423b880 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423b880 r8:80287e08 r7:dfc71e60 r6:8423b900 r5:84464800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc89fb0 to 0xdfc89ff8) 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 r5:8028ef48 r4:8439ed00 INFO: task kworker/0:28:3223 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:3225 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:29 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfca1d84 r8:00000002 r7:60000113 r6:dfca1d8c r5:84443c00 r4:84443c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84443c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfca1e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859de600 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84443c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6dd000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a46f8c r4:85a46c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a46f8c r4:8423b980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84443c00 r8:8423b9ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423b980 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423b980 r8:80287e08 r7:dfc89e60 r6:8423ba00 r5:84443c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfca1fb0 to 0xdfca1ff8) 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 r5:8028ef48 r4:8439ed80 INFO: task kworker/0:29:3225 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:35:3227 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:35 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcb9d84 r8:00000002 r7:60000013 r6:dfcb9d8c r5:849b1800 r4:849b1800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b1800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcb9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e56300 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:849b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f119000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed31b000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8442fb8c r4:8442f800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8442fb8c r4:84900980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b1800 r8:849009ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84900980 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84900980 r8:80287e08 r7:dfb59e60 r6:8423ba80 r5:849b1800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcb9fb0 to 0xdfcb9ff8) 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 r5:8028ef48 r4:84ae2c80 INFO: task kworker/1:35:3227 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:30:3228 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:30 state:D stack:0 pid:3228 tgid:3228 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcbdd84 r8:00000002 r7:60000113 r6:dfcbdd8c r5:849b2400 r4:849b2400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b2400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcbde08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859de700 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec745000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4738c r4:85a47000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4738c r4:8423bb00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b2400 r8:8423bb2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423bb00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423bb00 r8:80287e08 r7:dfca1e60 r6:8423bb80 r5:849b2400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcbdfb0 to 0xdfcbdff8) 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 r5:8028ef48 r4:84904cc0 INFO: task kworker/0:30:3228 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:31:3231 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:31 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcc9d84 r8:00000002 r7:60000113 r6:dfcc9d8c r5:849b3000 r4:849b3000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b3000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859de900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7a7000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a47b8c r4:85a47800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a47b8c r4:8423bc80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b3000 r8:8423bcac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423bc80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423bc80 r8:80287e08 r7:dfcbde60 r6:8423bd00 r5:849b3000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcc9fb0 to 0xdfcc9ff8) 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 r5:8028ef48 r4:84905100 INFO: task kworker/0:31:3231 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:32:3233 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:32 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfbedd84 r8:00000002 r7:60000113 r6:dfbedd8c r5:849b3c00 r4:849b3c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b3c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859de800 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec78b000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4778c r4:85a47400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4778c r4:8423bd80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b3c00 r8:8423bdac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423bd80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423bd80 r8:80287e08 r7:dfcc9e60 r6:8423be00 r5:849b3c00 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:84905280 INFO: task kworker/0:32:3233 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:33:3235 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:33 state:D stack:0 pid:3235 tgid:3235 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcddd84 r8:00000002 r7:60000113 r6:dfcddd8c r5:849b4800 r4:849b4800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b4800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcdde08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859dea00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7bd000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a47f8c r4:85a47c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a47f8c r4:8423be80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b4800 r8:8423beac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423be80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423be80 r8:80287e08 r7:dfcc9e60 r6:8423bf00 r5:849b4800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcddfb0 to 0xdfcddff8) 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 r5:8028ef48 r4:84905280 INFO: task kworker/0:33:3235 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:34:3236 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:34 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfc29d84 r8:00000002 r7:60000113 r6:dfc29d8c r5:84925400 r4:84925400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84925400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc29e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859deac0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84925400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7dd000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4838c r4:85a48000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4838c r4:8423bf80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84925400 r8:8423bfac r7:82804d40 r6:dddced80 r5:dddceda0 r4:8423bf80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8423bf80 r8:80287e08 r7:dfcdde60 r6:84900a00 r5:84925400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc29fb0 to 0xdfc29ff8) 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 r5:8028ef48 r4:849056c0 INFO: task kworker/0:34:3236 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:35:3238 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:35 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcf1d84 r8:00000002 r7:60000013 r6:dfcf1d8c r5:84926000 r4:84926000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84926000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf1e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f7040 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84926000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9cb000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a49b8c r4:85a49800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a49b8c r4:84740000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84926000 r8:8474002c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84740000 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84740000 r8:80287e08 r7:dfc29e60 r6:84900a80 r5:84926000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcf1fb0 to 0xdfcf1ff8) 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 r5:8028ef48 r4:84905640 INFO: task kworker/0:35:3238 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:36:3240 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:36 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfcadd84 r8:00000002 r7:60000013 r6:dfcadd8c r5:84926c00 r4:84926c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84926c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e565c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84926c00 r7:00000000 r6:83018200 r5:00001000 r4:7f139000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed40f000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85e88b8c r4:85e88800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85e88b8c r4:84900b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84926c00 r8:84900b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:84900b00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84900b00 r8:80287e08 r7:dfb59e60 r6:84900b80 r5:84926c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcadfb0 to 0xdfcadff8) 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 r5:8028ef48 r4:84ae2f80 INFO: task kworker/1:36:3240 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:36:3243 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:36 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd15d84 r8:00000002 r7:60000013 r6:dfd15d8c r5:84924800 r4:84924800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84924800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859defc0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84924800 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec99b000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4978c r4:85a49400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4978c r4:84740080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84924800 r8:847400ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84740080 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84740080 r8:80287e08 r7:dfcf1e60 r6:84900c00 r5:84924800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd15fb0 to 0xdfd15ff8) 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 r5:8028ef48 r4:84905980 INFO: task kworker/0:36:3243 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:37:3244 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:37 state:D stack:0 pid:3244 tgid:3244 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd09d84 r8:00000002 r7:60000013 r6:dfd09d8c r5:849b6000 r4:849b6000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:849b6000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd09e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859def00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:849b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec98b000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4938c r4:85a49000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4938c r4:84740100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:849b6000 r8:8474012c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84740100 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84740100 r8:80287e08 r7:dfd15e60 r6:84740180 r5:849b6000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd09fb0 to 0xdfd09ff8) 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 r5:8028ef48 r4:84905a00 INFO: task kworker/0:37:3244 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:38:3247 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:38 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd25d84 r8:00000002 r7:60000013 r6:dfd25d8c r5:84923c00 r4:84923c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84923c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd25e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859dee00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84923c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec85d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a48f8c r4:85a48c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a48f8c r4:84740200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84923c00 r8:8474022c r7:82804d40 r6:dddced80 r5:dddceda0 r4:84740200 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84740200 r8:80287e08 r7:dfd09e60 r6:84900c80 r5:84923c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd25fb0 to 0xdfd25ff8) 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 r5:8028ef48 r4:84905c80 INFO: task kworker/0:38:3247 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:39:3250 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:39 state:D stack:0 pid:3250 tgid:3250 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd41d84 r8:00000002 r7:60000013 r6:dfd41d8c r5:84929800 r4:84929800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84929800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ded00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84929800 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec839000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a48b8c r4:85a48800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a48b8c r4:84740280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84929800 r8:847402ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84740280 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84740280 r8:80287e08 r7:dfd25e60 r6:84900d00 r5:84929800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd41fb0 to 0xdfd41ff8) 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 r5:8028ef48 r4:84905d00 INFO: task kworker/0:39:3250 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdffe1fb0 to 0xdffe1ff8) 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 r5:8028ef48 r4:848cab40 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:41:3253 blocked for more than 452 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:41 state:D stack:0 pid:3253 tgid:3253 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:dfd55d84 r8:00000002 r7:60000013 r6:dfd55d8c r5:8492b000 r4:8492b000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8492b000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd55e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859debc0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:8492b000 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec803000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a4878c r4:85a48400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85a4878c r4:84740380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8492b000 r8:847403ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84740380 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84740380 r8:80287e08 r7:dfd4de60 r6:84900e00 r5:8492b000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd55fb0 to 0xdfd55ff8) 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 r5:8028ef48 r4:84905ec0 INFO: task kworker/0:41:3253 is blocked on a mutex likely owned by task kworker/0:115:3602. task:kworker/0:115 state:R running task stack:0 pid:3602 tgid:3602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b29800 r8:80200be4 r7:dffe1d5c r6:ffffffff r5:84b29800 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xdffe1d28 to 0xdffe1d70) 1d20: bf001000 dfcef000 00000001 80239b98 7f0f1000 00000001 1d40: 82ac15a0 7f0f1000 dfcef000 8280c928 82ac21c4 dffe1da4 dffe1da8 dffe1d78 1d60: 80230ad0 80239bb0 800f0113 ffffffff r5:800f0113 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:dffe1dc0 r5:dffe1e08 r4:dffe1dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446a880 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b29800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:84a3a38c r4:84a3a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:84a3a38c r4:848d9e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b29800 r8:848d9e2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:848d9e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:848d9e00 r8:80287e08 r7:dffc9e60 r6:848d9e80 r5:84b29800 r4:00000001 [<8028ef48>] (kthread) from <> eption stack(0xeca2dfb0 to 0xeca2dff8) task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1015:6015 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1015 state:D stack:0 pid:6015 tgid:6015 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca71d84 r8:00000002 r7:60000113 r6:eca71d8c r5:85a08c00 r4:85a08c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a08c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca71e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85980600 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85a08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec55d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d678c r4:858d6400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858d678c r4:85981b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a08c00 r8:85981b2c r7:82804d40 r6:dddced80 r5:dddceda0 r4:85981b00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85981b00 r8:80287e08 r7:eca2de60 r6:85981b80 r5:85a08c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca71fb0 to 0xeca71ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:85980d80 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 r4:00000000 r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1016:6016 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1016 state:D stack:0 pid:6016 tgid:6016 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:85a09800 r4:85a09800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a09800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597c040 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85a09800 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:858d6b8c r4:858d6800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85981c00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (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 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1018:6021 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:1018 state:D stack:0 pid:6021 tgid:6021 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eca81d84 r8:00000002 r7:60000113 r6:eca81d8c r5:85a0b000 r4:85a0b000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a0b000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca81e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8597c440 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:85a0b000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7e3000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858d738c r4:858d7000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:858d738c r4:85981e00 r4:85981e00 r4:8597c100 r4:00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 [<80287208>] (process_one_work) from [<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 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:85a0bc00 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:858d7b8c r4:858d7800 r4:00000001 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85a0c800 r4:8291a680 r4:00000000 r5:858d778c r4:858d7400 r10:61c88647 r9:85a0c800 r8:859cb02c r7:82804d40 r6:dddced80 r5:dddceda0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:1021:6026 blocked for more than 477 seconds. r5:85a0d400 r4:8291a680 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85a4038c r4:85a40000 r10:00000000 r9:859cb100 r8:80287e08 r7:eca85e60 r6:859cb180 r5:85a0d400 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) INFO: task kworker/0:1022:6028 blocked for more than 477 seconds. r4:85a0e000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 r9:83018005 r8:85a0e000 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 r5:858d7f8c r4:858d7c00 r4:859cb200 dfa0: 00000000 00000000 00000000 00000000 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 8fe15000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:1023:6030 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Call trace: [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85a4078c r4:85a40400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a0ec00 r8:859cb32c r7:82804d40 r6:dddced80 r5:dddceda0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0035d28 to 0xe0035d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:84bb0c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e2ec0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84bb0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1b5000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:858ffb8c r4:858ff800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:858ffb8c r4:85982980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb0c00 r8:859829ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85982980 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85982980 r8:80287e08 r7:eca09e60 r6:85982a00 r5:84bb0c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecab9fb0 to 0xecab9ff8) 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 r5:8028ef48 r4:859e2bc0 INFO: task kworker/1:425:6083 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 90496000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:84bb1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 r5:858fff8c r4:858ffc00 r10:61c88647 r9:84bb1800 r8:85982aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:8442ef8c r4:8442ec00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85982b80 r8:80287e08 r7:eca09e60 r6:85982c00 r5:84bb2400 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9094f000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:428:6090 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:428 state:D stack:0 pid:6090 tgid:6090 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb2dd84 r8:00000002 r7:60000113 r6:ecb2dd8c r5:84bb3000 r4:84bb3000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb3000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb2de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:83d5d740 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84bb3000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa49000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:8442eb8c r4:8442e800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:8442eb8c r4:85982c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb3000 r8:85982cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85982c80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85982c80 r8:80287e08 r7:ecb25e60 r6:859cb580 r5:84bb3000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb2dfb0 to 0xecb2dff8) 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 r5:8028ef48 r4:859e2700 INFO: task kworker/1:428:6090 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9094f000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ecb09d84 r8:00000002 r7:60000113 r6:ecb09d8c r5:85a13c00 r4:00000000 r4:00000000 r5:8442e78c r4:8442e400 [<803cd75c>] (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) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r10:8291a684 r9:ecb21d84 r8:00000002 r7:60000113 r6:ecb21d8c r5:85a13000 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ec040 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a13000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5ed000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847a838c r4:847a8000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847a838c r4:85982d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a13000 r8:85982dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85982d80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85982d80 r8:80287e08 r7:ecb09e60 r6:859cb680 r5:85a13000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb21fb0 to 0xecb21ff8) 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 r5:8028ef48 r4:859ec080 INFO: task kworker/1:430:6094 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 90fd8000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0035fb0 to 0xe0035ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85a14800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb31e08 r5:00001000 r4:eb687000 r5:847a878c r4:847a8400 r10:61c88647 r9:85a14800 r8:85982e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0035d28 to 0xe0035d70) [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85a15400 r4:8291a680 r4:00000000 r4:00000000 r5:847a9b8c r4:847a9800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85982e80 Exception stack(0xecb35fb0 to 0xecb35ff8) 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 r5:8028ef48 r4:859ec200 INFO: task kworker/1:432:6097 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 910e0000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:433:6100 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:433 state:D stack:0 pid:6100 tgid:6100 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb39d84 r8:00000002 r7:60000113 r6:ecb39d8c r5:85a16000 r4:85a16000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a16000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb39e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ec4c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a16000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:847a8b8c r4:847a8800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85982f00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:434:6101 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:434 state:D stack:0 pid:6101 tgid:6101 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb3dd84 r8:00000002 r7:60000113 r6:ecb3dd8c r5:85a16c00 r4:85a16c00 r5:85a16c00 r4:8291a680 r4:00000000 r4:00000000 r5:847a938c r4:847a9000 [<803cd75c>] (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) dfa0: 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r4:e0035dc0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:435:6105 blocked for more than 477 seconds. r5:85a12400 r4:8291a680 r4:00000000 r4:00000000 r5:847a978c r4:847a9400 [<803cd75c>] (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) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r4:e0035dc0 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:8446a700 task:kworker/1:436 state:D stack:0 pid:6107 tgid:6107 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb4de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ecc00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a18000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebaaf000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847aa38c r4:847aa000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847aa38c r4:859e8080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:859e80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8080 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8080 r8:80287e08 r7:ecb35e60 r6:859cb980 r5:85a18000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb4dfb0 to 0xecb4dff8) 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 r5:8028ef48 r4:859ec6c0 INFO: task kworker/1:436:6107 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 91b2f000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:8446a700 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85a18c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 r5:847a9f8c r4:847a9c00 r10:61c88647 r9:85a18c00 r8:859e812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 r4:e0035dc0 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r10:8291a684 r9:ecb59d84 r8:00000002 r7:60000113 r6:ecb59d8c r5:85a1a400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6040 r5:847ab78c r4:847ab400 r10:61c88647 r9:85a1a400 r8:859e81ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 92082000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:439:6112 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:439 state:D stack:0 pid:6112 tgid:6112 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb61d84 r8:00000002 r7:60000113 r6:ecb61d8c r5:85a1bc00 r4:85a1bc00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a1bc00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859ecd80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb47000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847aa78c r4:847aa400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847aa78c r4:859e8200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1bc00 r8:859e822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8200 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8200 r8:80287e08 r7:ecb59e60 r6:859cbb00 r5:85a1bc00 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:859eca80 INFO: task kworker/1:439:6112 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 92082000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 5fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r10:8291a684 r9:ecb69d84 r8:00000002 r7:60000113 r6:ecb69d8c r5:85a1b000 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:847aab8c r4:847aa800 [<803cd75c>] (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) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0035d28 to 0xe0035d70) 5d60: 80230ad0 80239bb0 80070013 ffffffff [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r4:00000000 r5:00001000 r4:ed769000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:847aaf8c r4:847aac00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:859e8380 r8:80287e08 r7:ecb59e60 r6:859cbc00 r5:85a1d400 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:859ecc80 INFO: task kworker/1:441:6116 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9299c000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:442:6118 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:442 state:D stack:0 pid:6118 tgid:6118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb75d84 r8:00000002 r7:60000013 r6:ecb75d8c r5:85a1c800 r4:85a1c800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a1c800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb75e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859e2080 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a1c800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbe5000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847ab38c r4:847ab000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847ab38c r4:859e8300 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1c800 r8:859e832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8300 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8300 r8:80287e08 r7:ecb59e60 r6:859cbc80 r5:85a1c800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85a1e000 r4:8291a680 r4:00000000 r4:00000000 r5:847abb8c r4:847ab800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a1e000 r8:859e842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 r4:00000000 r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:85a1ec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6640 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a1ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5c7000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847e038c r4:847e0000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847e038c r4:859e8480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a1ec00 r8:859e84ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8480 r8:80287e08 r7:ecb79e60 r6:859cbd80 r5:85a1ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb19fb0 to 0xecb19ff8) 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 r5:8028ef48 r4:859d6100 INFO: task kworker/1:444:6122 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 931a4000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ec58f000 r5:847abf8c r4:847abc00 r10:61c88647 r9:85a19800 r8:859e852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 Exception stack(0xe0035d28 to 0xe0035d70) [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:850e8000 r4:8291a680 r4:00000000 r4:00000000 r5:847e0b8c r4:847e0800 [<803cd75c>] (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 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 935e1000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:447:6131 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:447 state:D stack:0 pid:6131 tgid:6131 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb89d84 r8:00000002 r7:60000113 r6:ecb89d8c r5:850e8c00 r4:850e8c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850e8c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6740 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:850e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec5e5000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:847e078c r4:847e0400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:859e8600 r8:80287e08 r7:ecb85e60 r6:859cbf00 r5:850e8c00 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:8446a700 task:kworker/1:448 state:D stack:0 pid:6133 tgid:6133 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6c80 r5:847e178c r4:847e1400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) 1fa0: 00000000 00000000 00000000 00000000 [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:449:6134 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:449 state:D stack:0 pid:6134 tgid:6134 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb95d84 r8:00000002 r7:60000113 r6:ecb95d8c r5:850eb000 r4:850eb000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:850eb000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6a40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:850eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec63f000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847e0f8c r4:847e0c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847e0f8c r4:859e8700 [<80287208>] (process_one_work) from [<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 r9:859e8700 r8:80287e08 r7:ecb91e60 r6:859c6000 r5:850eb000 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:850ec800 r5:850ec800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb9de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6b80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:850ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec667000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847e138c r4:847e1000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847e138c r4:859e8780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ec800 r8:859e87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8780 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8780 r8:80287e08 r7:ecb91e60 r6:859c6080 r5:850ec800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb9dfb0 to 0xecb9dff8) 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 r5:8028ef48 r4:859d68c0 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:850ed400 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859d6f80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:850ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec77d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847e1f8c r4:847e1c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847e1f8c r4:859e8800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:850ed400 r8:859e882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8800 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8800 r8:80287e08 r7:ecb91e60 r6:859c6100 r5:850ed400 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:859d6a00 INFO: task kworker/1:451:6138 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 93f9a000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 Call trace: r5:850e9800 r4:8291a680 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (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) dfa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:859d6a80 INFO: task kworker/1:452:6140 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 943a0000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:84bb5400 r4:00000000 r4:00000000 r5:847e278c r4:847e2400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84bb5400 r8:859e892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84bb6c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecadde08 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:847e238c r4:859e8a00 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:455:6147 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:455 state:D stack:0 pid:6147 tgid:6147 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecb7dd84 r8:00000002 r7:60000113 r6:ecb7dd8c r5:84bb6000 r4:84bb6000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb6000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859f7dc0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84bb6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec837000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847e2b8c r4:847e2800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847e2b8c r4:859e8b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb6000 r8:859e8b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8b00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8b00 r8:80287e08 r7:ecba9e60 r6:859e8b80 r5:84bb6000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:850ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 r5:847e2f8c r4:847e2c00 r4:859e8c00 dfa0: 00000000 00000000 00000000 00000000 Call trace: 5d20: 94c0e000 dfe3d000 00000001 80239b98 7f159000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:457:6152 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:457 state:D stack:0 pid:6152 tgid:6152 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbc5d84 r8:00000002 r7:60000013 r6:ecbc5d8c r5:85a10c00 r4:85a10c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a10c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978300 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a10c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec879000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847e338c r4:847e3000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847e338c r4:859e8c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a10c00 r8:859e8cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8c80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8c80 r8:80287e08 r7:ecbbde60 r6:859c6280 r5:85a10c00 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:85978040 INFO: task kworker/1:457:6152 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 950d0000 dfe3d000 00000001 80239b98 7f159000 00000001 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-rc5-syzkaller #0 r5:850ee000 r4:8291a680 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r4:00000000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (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) [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 5d20: 950d0000 dfe3d000 00000001 80239b98 7f159000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r5:00001000 r4:ed769000 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:459:6156 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:459 state:D stack:0 pid:6156 tgid:6156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbd5d84 r8:00000002 r7:60000013 r6:ecbd5d8c r5:85a20000 r4:85a20000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a20000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978c00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a20000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8c5000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a74f8c r4:85a74c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a74f8c r4:859e8d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a20000 r8:859e8dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8d80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8d80 r8:80287e08 r7:ecbcde60 r6:859c6380 r5:85a20000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbd5fb0 to 0xecbd5ff8) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:460:6157 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:460 state:D stack:0 pid:6157 tgid:6157 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbd9d84 r8:00000002 r7:60000113 r6:ecbd9d8c r5:85a20c00 r4:85a20c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a20c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847e3b8c r4:847e3800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85a20c00 r8:859e8e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85978440 Workqueue: events bpf_prog_free_deferred [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:00000000 r5:00001000 r4:ed769000 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 5fa0: 00000000 00000000 00000000 00000000 r4:8446a700 Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:461 state:D stack:0 pid:6159 tgid:6159 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbe1d84 r8:00000002 r7:60000113 r6:ecbe1d8c r5:85a22400 r4:85a22400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a22400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe1e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978700 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a22400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac7f000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847e3f8c r4:847e3c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847e3f8c r4:859e8e80 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:859e8eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8e80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8e80 r8:80287e08 r7:ecbd5e60 r6:859c6480 r5:85a22400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbe1fb0 to 0xecbe1ff8) 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 r5:8028ef48 r4:85978380 INFO: task kworker/1:461:6159 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9598c000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:462:6161 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:462 state:D stack:0 pid:6161 tgid:6161 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a7438c r4:85a74000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a7438c r4:859e8f00 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:859e8f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8f00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8f00 r8:80287e08 r7:ecbd5e60 r6:859c6500 r5:85a21800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbe9fb0 to 0xecbe9ff8) 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 r5:8028ef48 r4:85978500 INFO: task kworker/1:462:6161 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 95cd4000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:463:6163 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:463 state:D stack:0 pid:6163 tgid:6163 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbf1d84 r8:00000002 r7:60000113 r6:ecbf1d8c r5:85a23000 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:00001000 r4:eb3d1000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a7478c r4:85a74400 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a23000 r8:859e8fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:859e8f80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859e8f80 r8:80287e08 r7:ecbd5e60 r6:859c6580 r5:85a23000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbf1fb0 to 0xecbf1ff8) 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 r5:8028ef48 r4:859787c0 INFO: task kworker/1:463:6163 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 95cd4000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:464:6165 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:464 state:D stack:0 pid:6165 tgid:6165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbf9d84 r8:00000002 r7:60000113 r6:ecbf9d8c r5:85a25400 r4:85a25400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a25400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978a80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb917000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a74b8c r4:85a74800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a74b8c r4:85963000 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:8596302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963000 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963000 r8:80287e08 r7:ecbd5e60 r6:859c6600 r5:85a25400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbf9fb0 to 0xecbf9ff8) 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 r5:8028ef48 r4:85978780 INFO: task kworker/1:464:6165 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 96047000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:465:6168 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:465 state:D stack:0 pid:6168 tgid:6168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbfdd84 r8:00000002 r7:60000013 r6:ecbfdd8c r5:85a23c00 r4:85a23c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a23c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbfde08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978d40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8e9000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a7538c r4:85a75000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a7538c r4:85963080 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:859630ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963080 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963080 r8:80287e08 r7:ecbd5e60 r6:859c6680 r5:85a23c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbfdfb0 to 0xecbfdff8) 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 r5:8028ef48 r4:85978a00 INFO: task kworker/1:465:6168 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 96047000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:466:6170 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:466 state:D stack:0 pid:6170 tgid:6170 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc01d84 r8:00000002 r7:60000013 r6:ecc01d8c r5:85a26000 r4:85a26000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a26000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc01e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978c80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec94d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a75b8c r4:85a75800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a75b8c r4:85963100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a26000 r8:8596312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963100 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963100 r8:80287e08 r7:ecbfde60 r6:859c6700 r5:85a26000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc01fb0 to 0xecc01ff8) 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 r5:8028ef48 r4:85978bc0 INFO: task kworker/1:466:6170 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9656c000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 Exception stack(0xe0035fb0 to 0xe0035ff8) r4:8446a700 task:kworker/1:467 state:D stack:0 pid:6171 tgid:6171 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85978f00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a26c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec935000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a7578c r4:85a75400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a7578c r4:85963180 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:859631ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963180 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963180 r8:80287e08 r7:ecc01e60 r6:859c6780 r5:85a26c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc05fb0 to 0xecc05ff8) 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 r5:8028ef48 r4:85978900 INFO: task kworker/1:467:6171 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 96896000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:468:6174 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:468 state:D stack:0 pid:6174 tgid:6174 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbb1d84 r8:00000002 r7:60000013 r6:ecbb1d8c r5:85a24800 r4:85a24800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a24800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb1e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595d040 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a24800 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec993000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a75f8c r4:85a75c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a75f8c r4:85963200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a24800 r8:8596322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963200 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963200 r8:80287e08 r7:ecc01e60 r6:859c6800 r5:85a24800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbb1fb0 to 0xecbb1ff8) 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:85978900 INFO: task kworker/1:468:6174 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 96896000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8446a700 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc09d84 r8:00000002 r7:60000113 r6:ecc09d8c r5:85a11800 r4:85a11800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a11800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc09e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595d380 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a11800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec9a9000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a7638c r4:85a76000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a7638c r4:85963280 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a11800 r8:859632ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963280 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963280 r8:80287e08 r7:ecbb1e60 r6:859c6880 r5:85a11800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc09fb0 to 0xecc09ff8) 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 r5:8028ef48 r4:8595d100 INFO: task kworker/1:469:6177 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 96ac3000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:470:6178 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:470 state:D stack:0 pid:6178 tgid:6178 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a76f8c r4:85a76c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r5:80070013 r4:80239bb0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r5:00001000 r4:ed769000 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) Not tainted 6.15.0-rc5-syzkaller #0 r4:85a28000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc11e08 r5:00001000 r4:eca01000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:85a28000 r8:859633ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 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 r5:8028ef48 r4:8595d200 INFO: task kworker/1:471:6180 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 97040000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:472:6182 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:472 state:D stack:0 pid:6182 tgid:6182 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecbf5d84 r8:00000002 r7:60000113 r6:ecbf5d8c r5:85a28c00 r4:85a28c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a28c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595d640 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca51000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a76b8c r4:85a76800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (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) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d20: 97abd000 dfe3d000 00000001 80239b98 7f159000 00000001 r4:e0035dc0 r5:00001000 r4:ed769000 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:474:6188 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:474 state:D stack:0 pid:6188 tgid:6188 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc25d84 r8:00000002 r7:60000113 r6:ecc25d8c r5:85a2a400 r4:85a2a400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a2a400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc25e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595d840 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecadf000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a7738c r4:85a77000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a7738c r4:85963500 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2a400 r8:8596352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963500 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963500 r8:80287e08 r7:ecc1de60 r6:859c6b00 r5:85a2a400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc25fb0 to 0xecc25ff8) 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 r5:8028ef48 r4:8595d6c0 INFO: task kworker/1:474:6188 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:475:6189 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:475 state:D stack:0 pid:6189 tgid:6189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc29d84 r8:00000002 r7:60000113 r6:ecc29d8c r5:85a2bc00 r4:85a2bc00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85a2bc00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc29e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595df40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a2bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb37000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d478c r4:847d4400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d478c r4:85963580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2bc00 r8:859635ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963580 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963580 r8:80287e08 r7:ecc1de60 r6:859c6b80 r5:85a2bc00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc29fb0 to 0xecc29ff8) 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 r5:8028ef48 r4:8595d580 INFO: task kworker/1:475:6189 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0035d28 to 0xe0035d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595dcc0 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a77f8c r4:85a77c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a77f8c r4:85963600 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a29800 r8:8596362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963600 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963600 r8:80287e08 r7:ecc29e60 r6:859c6c00 r5:85a29800 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8595da80 INFO: task kworker/1:476:6191 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 97ad0000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r5:00001000 r4:ed769000 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 Workqueue: events bpf_prog_free_deferred r4:00000000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (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) Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 Not tainted 6.15.0-rc5-syzkaller #0 r5:85a2c800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc41e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595d9c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85a2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabaf000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d4b8c r4:847d4800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d4b8c r4:85963700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85a2c800 r8:8596372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963700 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963700 r8:80287e08 r7:ecc29e60 r6:859c6d00 r5:85a2c800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc41fb0 to 0xecc41ff8) 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 r5:8028ef48 r4:8595dc80 INFO: task kworker/1:478:6196 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:00001000 r4:ed769000 r4:00000001 r4:8446a700 r4:85a2e000 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:8595ddc0 Exception stack(0xe0035d28 to 0xe0035d70) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:480:6200 blocked for more than 477 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:480 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc4dd84 r8:00000002 r7:60000113 r6:ecc4dd8c r5:84ab8c00 r4:84ab8c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab8c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc4de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8595d400 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84ab8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb543000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d4f8c r4:847d4c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d4f8c r4:85963800 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab8c00 r8:8596382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963800 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963800 r8:80287e08 r7:ecc45e60 r6:859c6e00 r5:84ab8c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc4dfb0 to 0xecc4dff8) dfa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 Call trace: Exception stack(0xe0035d28 to 0xe0035d70) 5d60: 80230ad0 80239bb0 80070013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r5:00001000 r4:ed769000 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:481:6202 blocked for more than 477 seconds. r10:8291a684 r9:ecc55d84 r8:00000002 r7:60000113 r6:ecc55d8c r5:84ab8000 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd75c>] (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) r10:61c88647 r9:84ab8000 r8:859638ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963880 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963880 r8:80287e08 r7:ecc45e60 r6:859c6e80 r5:84ab8000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc55fb0 to 0xecc55ff8) 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 r5:8028ef48 r4:8595d900 INFO: task kworker/1:481:6202 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 98bb5000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:482:6204 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:482 state:D stack:0 pid:6204 tgid:6204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc5dd84 r8:00000002 r7:60000013 r6:ecc5dd8c r5:84ab9800 r4:84ab9800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84ab9800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc5de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589b300 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84ab9800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d5b8c r4:847d5800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d5b8c r4:85963900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84ab9800 r8:8596392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963900 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963900 r8:80287e08 r7:ecc45e60 r6:859c6f00 r5:84ab9800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc5dfb0 to 0xecc5dff8) 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 r5:8028ef48 r4:85978f80 INFO: task kworker/1:482:6204 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 98bb5000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:8446a700 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589b440 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84abb000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb96b000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d5f8c r4:847d5c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d5f8c r4:85963980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84abb000 r8:859639ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963980 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963980 r8:80287e08 r7:ecc5de60 r6:859c6f80 r5:84abb000 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8589b180 INFO: task kworker/1:483:6207 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:484:6208 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:484 state:D stack:0 pid:6208 tgid:6208 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc65d84 r8:00000002 r7:60000113 r6:ecc65d8c r5:84abbc00 r4:84abbc00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84abbc00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc65e08 r4:00000000 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d638c r4:847d6000 r7:ddde2d80 r6:83018200 r5:847d638c r4:85963a00 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 5fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r5:00001000 r4:ebb3b000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85963a80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d20: 9927d000 dfe3d000 00000001 80239b98 7f159000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:486:6213 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:486 state:D stack:0 pid:6213 tgid:6213 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc59d84 r8:00000002 r7:60000013 r6:ecc59d8c r5:84abd400 r4:84abd400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84abd400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc59e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589b800 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84abd400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb7f000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d6b8c r4:847d6800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d6b8c r4:85963b00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84abd400 r8:85963b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963b00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963b00 r8:80287e08 r7:ecc69e60 r6:85894100 r5:84abd400 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8589b380 INFO: task kworker/1:486:6213 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9927d000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) INFO: task kworker/1:487:6216 blocked for more than 478 seconds. r10:8291a684 r9:ecc75d84 r8:00000002 r7:60000113 r6:ecc75d8c r5:84abe000 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd75c>] (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 r5:8028ef48 r4:00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0035dc0 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:488:6218 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:488 state:D stack:0 pid:6218 tgid:6218 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc15d84 r8:00000002 r7:60000013 r6:ecc15d8c r5:84bb3c00 r4:84bb3c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84bb3c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc15e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589bb40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84bb3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc2f000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d738c r4:847d7000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d738c r4:85963c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb3c00 r8:85963c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963c00 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:ed769000 r4:84751480 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:489:6220 blocked for more than 478 seconds. r5:8598b000 r4:8291a680 r4:00000000 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8598b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec501000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d778c r4:847d7400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d778c r4:85963d00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8598b000 r8:85963d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963d00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963d00 r8:80287e08 r7:ecc15e60 r6:85963d80 r5:8598b000 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8589b9c0 INFO: task kworker/1:489:6220 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9a233000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8589bec0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85995400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec541000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847d7b8c r4:847d7800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847d7b8c r4:85963e00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85995400 r8:85963e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85963e00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85963e00 r8:80287e08 r7:ecbb5e60 r6:85963e80 r5:85995400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc79fb0 to 0xecc79ff8) 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 r5:8028ef48 r4:8589bac0 INFO: task kworker/1:490:6222 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9a233000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r5:80070013 r4:80239bb0 r4:e0035dc0 r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (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) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9a233000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:492:6226 blocked for more than 478 seconds. Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:847dc38c r4:85891000 r10:00000000 r9:85891000 r8:80287e08 r7:ecc7de60 r6:85891080 r5:859a0c00 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0035dc0 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84751480 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:493 state:D stack:0 pid:6229 tgid:6229 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:859a1800 r8:8589112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:494:6230 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:494 state:D stack:0 pid:6230 tgid:6230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc85d84 r8:00000002 r7:60000113 r6:ecc85d8c r5:859a2400 r4:859a2400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859a2400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc85e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85897680 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859a2400 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec66f000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847dcf8c r4:847dcc00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847dcf8c r4:85891200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859a2400 r8:8589122c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85891200 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85891200 r8:80287e08 r7:ecc71e60 r6:85891280 r5:859a2400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc85fb0 to 0xecc85ff8) 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 r5:8028ef48 r4:858973c0 INFO: task kworker/1:494:6230 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9a751000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:495 state:D stack:0 pid:6232 tgid:6232 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc89e08 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:85891300 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:496:6234 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:496 state:D stack:0 pid:6234 tgid:6234 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecc8dd84 r8:00000002 r7:60000113 r6:ecc8dd8c r5:859a3c00 r4:859a3c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859a3c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc8de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:847dd38c r4:85891400 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 5d20: 9b09d000 dfe3d000 00000001 80239b98 7f159000 00000001 r4:e0035dc0 r5:00001000 r4:ed769000 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:497:6236 blocked for more than 478 seconds. r4:84aba400 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc99e08 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:84aba400 r8:8589152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: Exception stack(0xe0035d28 to 0xe0035d70) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:498 state:D stack:0 pid:6237 tgid:6237 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847dd78c r4:847dd400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847dd78c r4:85891580 [<80287208>] (process_one_work) from [<80288004>] (process_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 r8:858915ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85891580 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85891580 r8:80287e08 r7:ecc99e60 r6:85894280 r5:85a2ec00 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:85897500 INFO: task kworker/1:498:6237 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9b181000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:499:6240 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:499 state:D stack:0 pid:6240 tgid:6240 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecca9d84 r8:00000002 r7:60000113 r6:ecca9d8c r5:851c1800 r4:851c1800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851c1800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85897a80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:851c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec78d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847ddb8c r4:847dd800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847ddb8c r4:85891600 r4:85891600 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0035d28 to 0xe0035d70) r4:82ac21e4 r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccb1d84 r8:00000002 r7:60000013 r6:eccb1d8c r5:851c0000 r4:851c0000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851c0000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb1e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85897f80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:851c0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec865000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847deb8c r4:847de800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847deb8c r4:85891680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851c0000 r8:858916ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85891680 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85891680 r8:80287e08 r7:ecc99e60 r6:85894380 r5:851c0000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccb1fb0 to 0xeccb1ff8) 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 r5:8028ef48 r4:85897900 INFO: task kworker/1:500:6242 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9bab0000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r5:80070013 r4:80239bb0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:8446a700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:851c3000 r4:8291a680 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85897d80 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) [<803cd75c>] (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 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r5:80070013 r4:80239bb0 r4:e0035dc0 r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:502:6245 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:502 state:D stack:0 pid:6245 tgid:6245 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eccbdd84 r8:00000002 r7:60000113 r6:eccbdd8c r5:851c2400 r4:851c2400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851c2400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccbde08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85897ec0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:851c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec831000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:847de78c r4:847de400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847de78c r4:85891780 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851c2400 r8:858917ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85891780 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85891780 r8:80287e08 r7:eccb1e60 r6:85894480 r5:851c2400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccbdfb0 to 0xeccbdff8) 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 r5:8028ef48 r4:85897a00 INFO: task kworker/1:502:6245 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9bcde000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:847df78c r4:847df400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85891800 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 [<80287208>] (process_one_work) 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 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:859a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 r5:847def8c r4:847dec00 r10:61c88647 r9:859a4800 r8:858918ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85891880 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85891880 r8:80287e08 r7:eccc9e60 r6:85891900 r5:859a4800 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:8595a5c0 INFO: task kworker/1:504:6249 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9c01b000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:505:6252 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:505 state:D stack:0 pid:6252 tgid:6252 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:859a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 r5:847df38c r4:847df000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85891980 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 r4:84751480 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:859a6c00 r4:8291a680 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:847dfb8c r4:847df800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:847dfb8c r4:85891a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859a6c00 r8:85891aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85891a80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85891a80 r8:80287e08 r7:eccc9e60 r6:85891b00 r5:859a6c00 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:85875180 INFO: task kworker/1:506:6255 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9c9ea000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:507:6256 blocked for more than 478 seconds. r10:8291a684 r9:ecc95d84 r8:00000002 r7:60000113 r6:ecc95d8c r5:859a0000 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:847dff8c r4:847dfc00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85891b80 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859a6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eccfd000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8038c r4:85a80000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8038c r4:85891c80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859a6000 r8:85891cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85891c80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85891c80 r8:80287e08 r7:ecc95e60 r6:85891d00 r5:859a6000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeccddfb0 to 0xeccddff8) 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 r5:8028ef48 r4:85875380 INFO: task kworker/1:508:6258 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9d1c2000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85a8078c r4:85a80400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85891d80 5fa0: 00000000 00000000 00000000 00000000 [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:510 state:D stack:0 pid:6266 tgid:6266 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (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) task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:511:6269 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:511 state:D stack:0 pid:6269 tgid:6269 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd11d84 r8:00000002 r7:60000113 r6:ecd11d8c r5:859aa400 r4:859aa400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859aa400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd11e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85875f80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadc3000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a80f8c r4:85a80c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a80f8c r4:85891f80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859aa400 r8:85891fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85891f80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85891f80 r8:80287e08 r7:eccd9e60 r6:85863000 r5:859aa400 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:851c4800 r4:8291a680 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd1de08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ee040 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:851c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8f9000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a81f8c r4:85a81c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a81f8c r4:85863080 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851c4800 r8:858630ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863080 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863080 r8:80287e08 r7:ecd11e60 r6:85894580 r5:851c4800 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:85875e00 INFO: task kworker/1:512:6270 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 5d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:513:6272 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:513 state:D stack:0 pid:6272 tgid:6272 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd25d84 r8:00000002 r7:60000113 r6:ecd25d8c r5:851c6c00 r4:851c6c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851c6c00 r4:8291a680 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85a8138c r4:85a81000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:851c6c00 r8:8586312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0035d28 to 0xe0035d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85a8178c r4:85a81400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85863180 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 INFO: task kworker/1:515:6275 blocked for more than 478 seconds. r5:859ab000 r4:8291a680 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8d1000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a81b8c r4:85a81800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a81b8c r4:85863200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859ab000 r8:8586322c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863200 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863200 r8:80287e08 r7:ecd1de60 r6:85863280 r5:859ab000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd15fb0 to 0xecd15ff8) 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 r5:8028ef48 r4:8589be00 INFO: task kworker/1:515:6275 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9f135000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:516:6278 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:516 state:D stack:0 pid:6278 tgid:6278 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd39d84 r8:00000002 r7:60000013 r6:ecd39d8c r5:851c5400 r4:851c5400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851c5400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8238c r4:85a82000 [<80287208>] (process_one_work) 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(0xecd39fb0 to 0xecd39ff8) task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r4:00000000 r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:517:6280 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:517 state:D stack:0 pid:6280 tgid:6280 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd41d84 r8:00000002 r7:60000113 r6:ecd41d8c r5:85aa0c00 r4:85aa0c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aa0c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd41e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ee400 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aa0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec973000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8278c r4:85a82400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8278c r4:85863380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aa0c00 r8:858633ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863380 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863380 r8:80287e08 r7:ecd39e60 r6:85894780 r5:85aa0c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd41fb0 to 0xecd41ff8) 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 r5:8028ef48 r4:857ee1c0 INFO: task kworker/1:517:6280 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9f741000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r5:85d27b8c r4:85d27800 r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) INFO: task kworker/1:518:6282 blocked for more than 478 seconds. r5:85aa2400 r4:8291a680 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85a8338c r4:85a83000 r7:ddde2d80 r6:83018200 r5:85a8338c r4:85863400 r10:00000000 r9:85863400 r8:80287e08 r7:ecd41e60 r6:85894800 r5:85aa2400 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9f741000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 Exception stack(0xe0035fb0 to 0xe0035ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ee580 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aa0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec99d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a82b8c r4:85a82800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a82b8c r4:85863480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aa0000 r8:858634ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863480 r8:80287e08 r7:ecd49e60 r6:85894880 r5:85aa0000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd51fb0 to 0xecd51ff8) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 [<80287208>] (process_one_work) 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 r10:8291a684 r9:ecd55d84 r8:00000002 r7:60000113 r6:ecd55d8c r5:85aa3c00 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85a82f8c r4:85a82c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85863500 r8:80287e08 r7:ecd49e60 r6:85894900 r5:85aa3c00 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 r5:8028ef48 r4:857ee380 INFO: task kworker/1:520:6285 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: 9fb20000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 Exception stack(0xe0035fb0 to 0xe0035ff8) INFO: task kworker/1:521:6287 blocked for more than 478 seconds. r5:85aa1800 r4:8291a680 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eea40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aa1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaed000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8378c r4:85a83400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8378c r4:85863580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aa1800 r8:858635ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863580 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863580 r8:80287e08 r7:ecd49e60 r6:85894980 r5:85aa1800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd59fb0 to 0xecd59ff8) 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 r5:8028ef48 r4:857ee780 INFO: task kworker/1:521:6287 is blocked on a mutex likely owned by task kworker/0:121:3615. [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:85aa4800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aa4800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd4de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857eeb00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aa4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaf9000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85a83b8c r4:85a83800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85aa4800 r8:8586362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0035d28 to 0xe0035d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) Exception stack(0xe0035fb0 to 0xe0035ff8) INFO: task kworker/1:523:6294 blocked for more than 478 seconds. r5:85aa6c00 r4:8291a680 r4:00000000 r4:00000000 r5:85a83f8c r4:85a83c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85863680 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:524:6296 blocked for more than 478 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:524 state:D stack:0 pid:6296 tgid:6296 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd69d84 r8:00000002 r7:60000013 r6:ecd69d8c r5:85aa3000 r4:85aa3000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aa3000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd69e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf2c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aa3000 r7:00000000 r6:83018200 r5:00001000 r4:7f101000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd8d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8578c r4:85a85400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8578c r4:85863700 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aa3000 r8:8586372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863700 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863700 r8:80287e08 r7:ecd61e60 r6:85894b00 r5:85aa3000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd69fb0 to 0xecd69ff8) 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 r5:8028ef48 r4:857eea80 INFO: task kworker/1:524:6296 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r5:00001000 r4:ed769000 r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) INFO: task kworker/1:525:6297 blocked for more than 479 seconds. r4:85aa6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd6de08 r5:00001000 r4:ecbc7000 r5:85a8438c r4:85a84000 r7:ddde2d80 r6:83018200 r5:85a8438c r4:85863780 r10:00000000 r9:85863780 r8:80287e08 r7:ecd69e60 r6:85894b80 r5:85aa6000 r4:857eed00 [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a02ca000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:526:6299 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:526 state:D stack:0 pid:6299 tgid:6299 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd75d84 r8:00000002 r7:60000113 r6:ecd75d8c r5:85aa5400 r4:85aa5400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aa5400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd75e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r4:00000000 r5:85a8478c r4:85a84400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8478c r4:85863800 r10:61c88647 r9:85aa5400 r8:8586382c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0035d28 to 0xe0035d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) INFO: task kworker/1:527:6301 blocked for more than 479 seconds. r4:851c6000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd7de08 r4:00000000 r5:85a84b8c r4:85a84800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85863880 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0035d28 to 0xe0035d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r5:00001000 r4:ed769000 [<80287208>] (process_one_work) 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(0xe0035fb0 to 0xe0035ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85aa9800 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd89e08 r9:83018205 r8:85aa9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a84f8c r4:85a84c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a84f8c r4:85863900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aa9800 r8:8586392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863900 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863900 r8:80287e08 r7:ecd69e60 r6:85894d00 r5:85aa9800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd89fb0 to 0xecd89ff8) 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 r5:8028ef48 r4:858831c0 INFO: task kworker/1:528:6304 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a0b09000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:529:6305 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:529 state:D stack:0 pid:6305 tgid:6305 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd91d84 r8:00000002 r7:60000113 r6:ecd91d8c r5:85aa8000 r4:85aa8000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aa8000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd91e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf040 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aa8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ff000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc33000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8538c r4:85a85000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8538c r4:85863980 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aa8000 r8:858639ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863980 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0035dc0 r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:8291a684 r9:ecd9dd84 r8:00000002 r7:60000113 r6:ecd9dd8c r5:85aa8c00 r4:00000000 r4:00000000 r5:00001000 r4:ecdf5000 r5:85a8738c r4:85a87000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) dfa0: 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:857bf300 INFO: task kworker/1:530:6307 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a0f49000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:531:6309 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:531 state:D stack:0 pid:6309 tgid:6309 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdb1d84 r8:00000002 r7:60000113 r6:ecdb1d8c r5:85aaa400 r4:85aaa400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aaa400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb1e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf440 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aaa400 r7:00000000 r6:83018200 r5:00001000 r4:7f103000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecda1000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a85b8c r4:85a85800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a85b8c r4:85863a80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aaa400 r8:85863aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863a80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863a80 r8:80287e08 r7:ecd9de60 r6:85894e80 r5:85aaa400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0035d28 to 0xe0035d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r5:00001000 r4:ed769000 [<80287208>] (process_one_work) 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 task:kworker/1:532 state:D stack:0 pid:6311 tgid:6311 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdc1e08 r9:83018205 r8:85aab000 r7:00000000 r6:83018200 r5:00001000 r4:7f105000 r5:85a85f8c r4:85a85c00 [<80287208>] (process_one_work) 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(0xecdc1fb0 to 0xecdc1ff8) task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a140e000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:533:6313 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:533 state:D stack:0 pid:6313 tgid:6313 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdd1d84 r8:00000002 r7:60000013 r6:ecdd1d8c r5:85aad400 r4:85aad400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aad400 r4:8291a680 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85a8638c r4:85a86000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8638c r4:85863b80 r4:85863b80 Exception stack(0xecdd1fb0 to 0xecdd1ff8) task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85aac800 r4:8291a680 r4:00000000 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85a8678c r4:85a86400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8678c r4:85863c00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aac800 r8:85863c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863c00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863c00 r8:80287e08 r7:ecd9de60 r6:856e6000 r5:85aac800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdd9fb0 to 0xecdd9ff8) 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 r5:8028ef48 r4:857bf540 INFO: task kworker/1:534:6315 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a1abc000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:535:6319 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:535 state:D stack:0 pid:6319 tgid:6319 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdfdd84 r8:00000002 r7:60000113 r6:ecdfdd8c r5:85aabc00 r4:85aabc00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aabc00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bf980 r5:85a86b8c r4:85a86800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85863c80 dfa0: 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0035d28 to 0xe0035d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r5:00001000 r4:ed769000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:84abec00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece01e08 r9:83018205 r8:84abec00 r7:00000000 r6:83018200 r5:00001000 r4:7f10d000 r5:85a86f8c r4:85a86c00 r10:61c88647 r9:84abec00 r8:85863d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:537:6322 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:537 state:D stack:0 pid:6322 tgid:6322 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdd5d84 r8:00000002 r7:60000013 r6:ecdd5d8c r5:859ad400 r4:859ad400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859ad400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd5e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bffc0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f115000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece21000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a87b8c r4:85a87800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a87b8c r4:85863d80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859ad400 r8:85863dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863d80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863d80 r8:80287e08 r7:ecd9de60 r6:85863e00 r5:859ad400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdd5fb0 to 0xecdd5ff8) 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 r5:8028ef48 r4:857bfac0 INFO: task kworker/1:537:6322 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a1f6f000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:538:6323 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:538 state:D stack:0 pid:6323 tgid:6323 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd2dd84 r8:00000002 r7:60000113 r6:ecd2dd8c r5:859ae000 r4:859ae000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859ae000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd2de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857bfec0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859ae000 r7:00000000 r6:83018200 r5:00001000 r4:7f113000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece15000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8778c r4:85a87400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8778c r4:85863e80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859ae000 r8:85863eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:85863e80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85863e80 r8:80287e08 r7:ecdd5e60 r6:85863f00 r5:859ae000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd2dfb0 to 0xecd2dff8) 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 r5:8028ef48 r4:857bfac0 INFO: task kworker/1:538:6323 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a1f6f000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85d27b8c r4:85d27800 r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece2dd84 r8:00000002 r7:60000113 r6:ece2dd8c r5:859ac800 r4:859ac800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859ac800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece2de08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857ed940 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f117000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece29000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85a87f8c r4:85a87c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a87f8c r4:85863f80 r10:61c88647 r9:859ac800 r8:85863fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) r4:8446a700 task:kworker/1:540 state:D stack:0 pid:6329 tgid:6329 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:85a8878c r4:85a88400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:859a8000 r8:856dc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: Exception stack(0xe0035d28 to 0xe0035d70) r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:541:6331 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:541 state:D stack:0 pid:6331 tgid:6331 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece19d84 r8:00000002 r7:60000113 r6:ece19d8c r5:859aec00 r4:859aec00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859aec00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece19e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8446b500 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f119000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece35000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8838c r4:85a88000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8838c r4:856dc180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859aec00 r8:856dc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856dc180 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856dc180 r8:80287e08 r7:ece39e60 r6:856dc200 r5:859aec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece19fb0 to 0xece19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0035d28 to 0xe0035d70) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r10:8291a684 r9:ece0dd84 r8:00000002 r7:60000113 r6:ece0dd8c r5:859abc00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece0de08 r9:83018205 r8:859abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f11d000 r5:85a88b8c r4:85a88800 r7:ddde2d80 r6:83018200 r5:85a88b8c r4:856dc280 r10:00000000 r9:856dc280 r8:80287e08 r7:ece39e60 r6:856dc300 r5:859abc00 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8291a684 r9:ece4dd84 r8:00000002 r7:60000113 r6:ece4dd8c r5:84bb4800 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85a8938c r4:85a89000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8938c r4:856dc380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84bb4800 r8:856dc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856dc380 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856dc380 r8:80287e08 r7:ece0de60 r6:856dc400 r5:84bb4800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece4dfb0 to 0xece4dff8) 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 r5:8028ef48 r4:856ed080 INFO: task kworker/1:543:6335 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a3225000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:544:6337 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:544 state:D stack:0 pid:6337 tgid:6337 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece59d84 r8:00000002 r7:60000013 r6:ece59d8c r5:859b0000 r4:859b0000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859b0000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r5:85a88f8c r4:85a88c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:856dc480 Exception stack(0xece59fb0 to 0xece59ff8) task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0035dc0 r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 Exception stack(0xe0035fb0 to 0xe0035ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:859b0c00 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8978c r4:85a89400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8978c r4:856dc580 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b0c00 r8:856dc5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856dc580 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856dc580 r8:80287e08 r7:ece4de60 r6:856dc600 r5:859b0c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece65fb0 to 0xece65ff8) 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 r5:8028ef48 r4:856ed3c0 INFO: task kworker/1:545:6339 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a3392000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:546:6341 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:546 state:D stack:0 pid:6341 tgid:6341 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ece71d84 r8:00000002 r7:60000113 r6:ece71d8c r5:859b1800 r4:859b1800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859b1800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece71e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856edbc0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f129000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece91000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8a38c r4:85a8a000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8a38c r4:856dc680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b1800 r8:856dc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856dc680 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:8446a700 task:kworker/1:547 state:D stack:0 pid:6343 tgid:6343 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece7de08 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85a89b8c r4:85a89800 r10:61c88647 r9:859b2400 r8:856dc7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r4:00000000 r5:85d27b8c r4:85d27800 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:859b3000 r4:8291a680 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece89e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856eda40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859b3000 r7:00000000 r6:83018200 r5:00001000 r4:7f127000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece85000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a89f8c r4:85a89c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a89f8c r4:856dc880 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b3000 r8:856dc8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856dc880 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856dc880 r8:80287e08 r7:ece71e60 r6:856dc900 r5:859b3000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xece89fb0 to 0xece89ff8) 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 r5:8028ef48 r4:856ed8c0 INFO: task kworker/1:548:6345 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a3cb4000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85a8a78c r4:856dc980 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:856ed9c0 Workqueue: events bpf_prog_free_deferred 5d20: a4277000 dfe3d000 00000001 80239b98 7f159000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:550:6349 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:550 state:D stack:0 pid:6349 tgid:6349 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eceadd84 r8:00000002 r7:60000113 r6:eceadd8c r5:859b5400 r4:859b5400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859b5400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceade08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85636380 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb43000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8af8c r4:85a8ac00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8af8c r4:856dca80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b5400 r8:856dcaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856dca80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856dca80 r8:80287e08 r7:ece95e60 r6:856dcb00 r5:859b5400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceadfb0 to 0xeceadff8) 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 r5:8028ef48 r4:856edb40 INFO: task kworker/1:550:6349 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a4277000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:8446a700 task:kworker/1:551 state:D stack:0 pid:6351 tgid:6351 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec5e08 r9:83018205 r8:859b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f12f000 r5:85a8ab8c r4:85a8a800 r7:ddde2d80 r6:83018200 r5:85a8ab8c r4:856dcb80 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8028ef48 r4:85636000 INFO: task kworker/1:551:6351 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a4277000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:8446a700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85a8b38c r4:85a8b000 r10:61c88647 r9:851d1800 r8:856dccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 5d60: 80230ad0 80239bb0 80070013 ffffffff r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85a8b78c r4:85a8b400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8b78c r4:856dcd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851d0c00 r8:856dcd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856dcd00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856dcd00 r8:80287e08 r7:eccb9e60 r6:856e6200 r5:851d0c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecec9fb0 to 0xecec9ff8) 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 r5:8028ef48 r4:85636300 INFO: task kworker/1:553:6356 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a4729000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:554:6357 blocked for more than 479 seconds. [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r9:83018205 r8:851d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 r5:85a8bb8c r4:85a8b800 r4:856dcd80 Exception stack(0xececdfb0 to 0xececdff8) Workqueue: events bpf_prog_free_deferred 5d20: a4729000 dfe3d000 00000001 80239b98 7f159000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:555:6359 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:555 state:D stack:0 pid:6359 tgid:6359 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eced5d84 r8:00000002 r7:60000013 r6:eced5d8c r5:851d4800 r4:851d4800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851d4800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eced5e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85636b80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:851d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba95000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9078c r4:85a90400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9078c r4:856dce00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851d4800 r8:856dce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856dce00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856dce00 r8:80287e08 r7:ececde60 r6:856e6300 r5:851d4800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeced5fb0 to 0xeced5ff8) 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 r5:8028ef48 r4:856364c0 Workqueue: events bpf_prog_free_deferred 5d20: a4729000 dfe3d000 00000001 80239b98 7f159000 00000001 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 INFO: task kworker/1:556:6361 blocked for more than 479 seconds. Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eceddd84 r8:00000002 r7:60000113 r6:eceddd8c r5:851d3c00 r4:851d3c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851d3c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecedde08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856368c0 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:851d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb86d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a8bf8c r4:85a8bc00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a8bf8c r4:856dce80 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851d3c00 r8:856dceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856dce80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856dce80 r8:80287e08 r7:eced5e60 r6:856e6380 r5:851d3c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceddfb0 to 0xeceddff8) 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 r5:8028ef48 r4:856366c0 INFO: task kworker/1:556:6361 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) 5d20: a5318000 dfe3d000 00000001 80239b98 7f159000 00000001 r4:00000000 r5:85d27b8c r4:85d27800 r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) INFO: task kworker/1:557:6364 blocked for more than 479 seconds. r10:8291a684 r9:ecee5d84 r8:00000002 r7:60000013 r6:ecee5d8c r5:851d6000 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85636a80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:851d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9f7000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9038c r4:85a90000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9038c r4:856dcf00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851d6000 r8:856dcf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:856dcf00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856dcf00 r8:80287e08 r7:eced5e60 r6:856e6400 r5:851d6000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 5d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85a90f8c r4:856dcf80 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecee9fb0 to 0xecee9ff8) 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 r5:8028ef48 r4:85636980 INFO: task kworker/1:558:6367 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a55b2000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:559:6368 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:559 state:D stack:0 pid:6368 tgid:6368 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:eceedd84 r8:00000002 r7:60000013 r6:eceedd8c r5:851d6c00 r4:851d6c00 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:851d6c00 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceede08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85636c40 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:851d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb59000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a90b8c r4:85a90800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a90b8c r4:8562f000 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851d6c00 r8:8562f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562f000 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562f000 r8:80287e08 r7:ecee9e60 r6:856e6500 r5:851d6c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceedfb0 to 0xeceedff8) 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 r5:8028ef48 r4:85636cc0 INFO: task kworker/1:559:6368 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a55b2000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ecef5d84 r8:00000002 r7:60000113 r6:ecef5d8c r5:851d0000 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85a92f8c r4:8562f080 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:85636c00 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 5d60: 80230ad0 80239bb0 80070013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:561:6372 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:561 state:D stack:0 pid:6372 tgid:6372 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecef9d84 r8:00000002 r7:60000113 r6:ecef9d8c r5:85aae000 r4:85aae000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85aae000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecef9e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85636f00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85aae000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbef000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9138c r4:85a91000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9138c r4:8562f100 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85aae000 r8:8562f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562f100 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562f100 r8:80287e08 r7:ecef5e60 r6:856e6600 r5:85aae000 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:85636c00 INFO: task kworker/1:561:6372 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:84898000 r4:8291a680 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85a9178c r4:8562f180 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84898000 r8:8562f1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562f180 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562f180 r8:80287e08 r7:ecef5e60 r6:856e6680 r5:84898000 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:856ede80 INFO: task kworker/1:562:6374 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a5ec6000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:8446a700 task:kworker/1:563 state:D stack:0 pid:6377 tgid:6377 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 r5:85a91b8c r4:85a91800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a91b8c r4:8562f200 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:8489a400 r8:8562f22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562f200 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562f200 r8:80287e08 r7:ecef5e60 r6:856e6700 r5:8489a400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf0dfb0 to 0xecf0dff8) 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 r5:8028ef48 r4:85636e40 INFO: task kworker/1:563:6377 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a5ec6000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:8446a700 task:kworker/1:564 state:D stack:0 pid:6378 tgid:6378 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85a9238c r4:8562f280 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 5d20: a64fd000 dfe3d000 00000001 80239b98 7f159000 00000001 r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 INFO: task kworker/1:565:6383 blocked for more than 479 seconds. r4:84898c00 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf19e08 r9:83018205 r8:84898c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec697000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9278c r4:85a92400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9278c r4:8562f380 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84898c00 r8:8562f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562f380 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562f380 r8:80287e08 r7:ecef5e60 r6:856e6780 r5:84898c00 r4:00000001 [<8028ef48>] (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 r5:8028ef48 r4:85618200 INFO: task kworker/1:565:6383 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a64fd000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) Not tainted 6.15.0-rc5-syzkaller #0 r10:8291a684 r9:ecf1dd84 r8:00000002 r7:60000113 r6:ecf1dd8c r5:8489bc00 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:8489bc00 r8:8562f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:567:6386 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:567 state:D stack:0 pid:6386 tgid:6386 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf25d84 r8:00000002 r7:60000113 r6:ecf25d8c r5:84899800 r4:84899800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:84899800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf25e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618940 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:84899800 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafb3000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9378c r4:85a93400 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9378c r4:8562f480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84899800 r8:8562f4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562f480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562f480 r8:80287e08 r7:ecef5e60 r6:856e6880 r5:84899800 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf25fb0 to 0xecf25ff8) 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 r5:8028ef48 r4:85618380 INFO: task kworker/1:567:6386 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 5d20: a6eda000 dfe3d000 00000001 80239b98 7f159000 00000001 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 INFO: task kworker/1:568:6388 blocked for more than 479 seconds. r4:8489e000 r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf2de08 r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85a9338c r4:8562f500 r4:00000001 r4:85618540 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r4:00000000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:569:6390 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:569 state:D stack:0 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecf35d84 r8:00000002 r7:60000113 r6:ecf35d8c r5:8489d400 r4:8489d400 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:8489d400 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf35e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:8489d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec88f000 r5:85a9438c r4:85a94000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8489d400 r8:8562f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) INFO: task kworker/1:570:6393 blocked for more than 479 seconds. r10:8291a684 r9:ecd21d84 r8:00000002 r7:60000113 r6:ecd21d8c r5:8489ec00 r4:00000000 r4:00000000 r5:85a93b8c r4:85a93800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8562f600 r8:80287e08 r7:ecf35e60 r6:856e6a00 r5:8489ec00 task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 Exception stack(0xe0035fb0 to 0xe0035ff8) INFO: task kworker/1:571:6395 blocked for more than 479 seconds. [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r5:85a93f8c r4:85a93c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a93f8c r4:8562f680 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:851d2400 r8:8562f6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562f680 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562f680 r8:80287e08 r7:ecf35e60 r6:856e6a80 r5:851d2400 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd3dfb0 to 0xecd3dff8) 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 r5:8028ef48 r4:85618900 INFO: task kworker/1:571:6395 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a750b000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:572:6398 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:572 state:D stack:0 pid:6398 tgid:6398 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecd95d84 r8:00000002 r7:60000013 r6:ecd95d8c r5:85261800 r4:85261800 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85261800 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd95e08 r4:00000000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85a9478c r4:85a94400 r10:61c88647 r9:85261800 r8:8562f72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:82ac21e4 r4:00000000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:573:6399 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:573 state:D stack:0 pid:6399 tgid:6399 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdb5d84 r8:00000002 r7:60000113 r6:ecdb5d8c r5:85260000 r4:85260000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85260000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdb5e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618f80 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:85260000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec8f7000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a94b8c r4:85a94800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a94b8c r4:8562f780 [<80287208>] (process_one_work) from [<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 r9:8562f780 r8:80287e08 r7:ecd95e60 r6:856e6b80 r5:85260000 Workqueue: events bpf_prog_free_deferred [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r4:00000001 r4:8446a700 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 r5:85a94f8c r4:85a94c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85618d00 Workqueue: events bpf_prog_free_deferred 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 r4:00000000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 INFO: task kworker/1:575:6403 blocked for more than 479 seconds. [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecea1e08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618f00 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec98d000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9538c r4:85a95000 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a9538c r4:8562f900 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b8c00 r8:8562f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562f900 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562f900 r8:80287e08 r7:ecf09e60 r6:8562f980 r5:859b8c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecea1fb0 to 0xecea1ff8) 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 r5:8028ef48 r4:8562ae80 INFO: task kworker/1:575:6403 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a7e79000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:576:6405 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:859ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 r5:85a95b8c r4:85a95800 r10:61c88647 r9:859ba400 r8:8562fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:82ac21e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 r4:00000001 r4:8446a700 task:kworker/1:577 state:D stack:0 pid:6407 tgid:6407 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r10:61c88647 r9:859bb000 r8:8562fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a82a1000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:578:6409 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:578 state:D stack:0 pid:6409 tgid:6409 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecdedd84 r8:00000002 r7:60000113 r6:ecdedd8c r5:859b8000 r4:859b8000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:859b8000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r10:8280c8d4 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdede08 r4:00000000 [<81a5662c>] (__mutex_lock_slowpath) from [<81a56680>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:277) [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558c600 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018205 r8:859b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaa3000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a95f8c r4:85a95c00 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a95f8c r4:8562fc00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:859b8000 r8:8562fc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562fc00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562fc00 r8:80287e08 r7:ecdc5e60 r6:8562fc80 r5:859b8000 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdedfb0 to 0xecdedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 5d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0035dc0 r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r9:83018205 r8:85260c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 r5:85a96b8c r4:85a96800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d80 r6:83018200 r5:85a96b8c r4:8562fd00 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:85260c00 r8:8562fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 r4:8562fd00 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8562fd00 r8:80287e08 r7:ecdede60 r6:856e6c00 r5:85260c00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdf9fb0 to 0xecdf9ff8) 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 r5:8028ef48 r4:8558c4c0 INFO: task kworker/1:579:6411 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a89d1000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 [<80287e08>] (worker_thread) from [<8028f074>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 r4:00000001 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0035fb0 to 0xe0035ff8) 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 r5:8028ef48 r4:8446a700 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:580:6413 blocked for more than 479 seconds. Not tainted 6.15.0-rc5-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:580 state:D stack:0 pid:6413 tgid:6413 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a536a8>] (__schedule_loop kernel/sched/core.c:6845 [inline]) [<81a52724>] (__schedule) from [<81a536a8>] (schedule+0x2c/0x130 kernel/sched/core.c:6860) r10:8291a684 r9:ecebdd84 r8:00000002 r7:60000113 r6:ecebdd8c r5:85263000 r4:85263000 [<81a5367c>] (schedule) from [<81a53a90>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6917) r5:85263000 r4:8291a680 [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock_common kernel/locking/mutex.c:678 [inline]) [<81a53a78>] (schedule_preempt_disabled) from [<81a56174>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:746) [<81a55e74>] (__mutex_lock.constprop.0) from [<81a56640>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1033) r4:00000000 [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85a9638c r4:85a96000 r10:61c88647 r9:85263000 r8:8562fdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 5d60: 80230ad0 80239bb0 80070013 ffffffff r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85e53900 r4:00000000 [<804eb658>] (vfree) from [<8054b224>] (execmem_free+0x30/0x50 mm/execmem.c:397) r9:83018005 r8:84b2ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f159000 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed769000 [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r5:85d27b8c r4:85d27800 [<803cd75c>] (bpf_prog_free_deferred) from [<802873bc>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced80 r6:83018000 r5:85d27b8c r4:84751480 [<80287208>] (process_one_work) from [<80288004>] (process_scheduled_works kernel/workqueue.c:3319 [inline]) [<80287208>] (process_one_work) from [<80288004>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3400) r10:61c88647 r9:84b2ec00 r8:847514ac r7:82804d40 r6:dddced80 r5:dddceda0 r4:84751480 r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85263c00 r4:8291a680 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803cc35c>] (bpf_jit_free_exec) from [<803cc74c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85a9678c r4:85a96400 r7:ddde2d80 r6:83018200 r5:85a9678c r4:8562fe00 [<8028ef48>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 5d20: a8b61000 dfe3d000 00000001 80239b98 7f159000 00000001 r4:e0035dc0 [<8054b1f4>] (execmem_free) from [<803cc36c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84751480 r8:80287e08 r7:dffe1e60 r6:84751500 r5:84b2ec00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:85266000 r4:8291a680 [<81a56644>] (mutex_lock) from [<804e78ec>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2860) [<803cc6e4>] (bpf_jit_free) from [<803cd8a8>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2886) r7:ddde2d80 r6:83018200 r5:85a96f8c r4:8562fe80 r4:00000001 Exception stack(0xecf45fb0 to 0xecf45ff8) 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 r5:8028ef48 r4:8558c840 INFO: task kworker/1:582:6418 is blocked on a mutex likely owned by task kworker/0:121:3615. task:kworker/0:121 state:R running task stack:0 pid:3615 tgid:3615 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a52724>] (__schedule) from [<81a53adc>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7090) r10:82ac21c4 r9:84b2ec00 r8:80200be4 r7:e0035d5c r6:ffffffff r5:84b2ec00 r4:00000000 [<81a53a9c>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0035d28 to 0xe0035d70) 5d20: a8d4a000 dfe3d000 00000001 80239b98 7f159000 00000001 5d40: 82ac15a0 7f159000 dfe3d000 8280c928 82ac21c4 e0035da4 e0035da8 e0035d78 5d60: 80230ad0 80239bb0 80070013 ffffffff r5:80070013 r4:80239bb0 [<80230a6c>] (flush_tlb_kernel_range) from [<804e76c0>] (__purge_vmap_area_lazy+0x210/0x3d4 mm/vmalloc.c:2284) r4:82ac21e4 [<804e74b0>] (__purge_vmap_area_lazy) from [<804e7a68>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2899) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0035dc0 r5:e0035e08 r4:e0035dc0 [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vm_reset_perms mm/vmalloc.c:3293 [inline]) [<804e7884>] (_vm_unmap_aliases) from [<804eb7c0>] (vfree+0x168/0x204 mm/vmalloc.c:3372)